{"id":383,"date":"2026-04-05T10:33:28","date_gmt":"2026-04-05T08:33:28","guid":{"rendered":"https:\/\/lessciensonautes.fr\/?p=383"},"modified":"2026-04-07T15:50:04","modified_gmt":"2026-04-07T13:50:04","slug":"383","status":"publish","type":"post","link":"https:\/\/lessciensonautes.fr\/?p=383","title":{"rendered":"Mission: pourquoi les volcans explosent ?"},"content":{"rendered":"<style>.kb-row-layout-id468_49a4c5-e3 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id468_49a4c5-e3 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id468_49a4c5-e3 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-md, 2rem);padding-right:var(--global-kb-spacing-lg, 3rem);padding-bottom:var(--global-kb-spacing-md, 2rem);padding-left:var(--global-kb-spacing-lg, 3rem);grid-template-columns:minmax(0, 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kt-row-valign-top\">\n<style>.kadence-column468_8ff666-24 > .kt-inside-inner-col,.kadence-column468_8ff666-24 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column468_8ff666-24 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column468_8ff666-24 > .kt-inside-inner-col{flex-direction:column;}.kadence-column468_8ff666-24 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column468_8ff666-24 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column468_8ff666-24{position:relative;}@media all and (max-width: 1024px){.kadence-column468_8ff666-24 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column468_8ff666-24 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column468_8ff666-24\"><div class=\"kt-inside-inner-col\"><style>.kt-tabs-id468_60bc40-8e > .kt-tabs-content-wrap > .wp-block-kadence-tab{border-top:0px solid #bcbcbc;border-right:0px solid #bcbcbc;border-bottom:0px solid #bcbcbc;border-left:0px solid #bcbcbc;border-top-left-radius:8px;border-top-right-radius:8px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;padding-top:var(--global-kb-spacing-xl, 4rem);padding-right:var(--global-kb-spacing-3xl, 6.5rem);padding-bottom:var(--global-kb-spacing-xl, 4rem);padding-left:var(--global-kb-spacing-3xl, 6.5rem);background:var(--global-palette9, #ffffff);}.wp-block-kadence-tabs .kt-tabs-id468_60bc40-8e > .kt-tabs-title-list li:last-child{margin-right:0px;}.wp-block-kadence-tabs .kt-tabs-id468_60bc40-8e > .kt-tabs-title-list li .kt-tab-title, .wp-block-kadence-tabs .kt-tabs-id468_60bc40-8e > .kt-tabs-content-wrap > .kt-tabs-accordion-title .kt-tab-title{font-size:16px;line-height:1.4em;font-family:Merriweather;font-weight:400;font-style:normal;text-transform:uppercase;border-top-width:1px;border-right-width:1px;border-bottom-width:0px;border-left-width:1px;border-top-left-radius:4px;border-top-right-radius:4px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;padding-top:8px;padding-right:20px;padding-bottom:8px;padding-left:20px;border-color:var(--global-palette1, #3182CE);color:var(--global-palette3, #1A202C);background:#dcecfb;}.wp-block-kadence-tabs .kt-tabs-id468_60bc40-8e > .kt-tabs-title-list li .kt-tab-title:hover, .wp-block-kadence-tabs .kt-tabs-id468_60bc40-8e > .kt-tabs-content-wrap > .kt-tabs-accordion-title .kt-tab-title:hover{border-color:#ffd166;color:#ffd166;background:#bfd8f7;}.wp-block-kadence-tabs .kt-tabs-id468_60bc40-8e > .kt-tabs-title-list li.kt-tab-title-active .kt-tab-title, .wp-block-kadence-tabs .kt-tabs-id468_60bc40-8e > .kt-tabs-content-wrap > .kt-tabs-accordion-title.kt-tab-title-active .kt-tab-title{border-color:var(--global-palette1, #3182CE);color:var(--global-palette1, #3182CE);background:rgba(233,75,75,0.4);}@media all and (max-width: 1024px){.kt-tabs-id468_60bc40-8e > .kt-tabs-content-wrap > .wp-block-kadence-tab{border-top:0px solid #bcbcbc;border-right:0px solid #bcbcbc;border-bottom:0px solid #bcbcbc;border-left:0px solid #bcbcbc;}}@media all and (max-width: 1024px){.wp-block-kadence-tabs .kt-tabs-id468_60bc40-8e > .kt-tabs-title-list li .kt-tab-title, .wp-block-kadence-tabs .kt-tabs-id468_60bc40-8e > .kt-tabs-content-wrap > .kt-tabs-accordion-title .kt-tab-title{font-size:px;}}@media all and (max-width: 767px){.kt-tabs-id468_60bc40-8e > .kt-tabs-content-wrap > .wp-block-kadence-tab{border-top:0px solid #bcbcbc;border-right:0px solid #bcbcbc;border-bottom:0px solid #bcbcbc;border-left:0px solid #bcbcbc;}.wp-block-kadence-tabs .kt-tabs-id468_60bc40-8e > .kt-tabs-title-list li .kt-tab-title, .wp-block-kadence-tabs .kt-tabs-id468_60bc40-8e > .kt-tabs-content-wrap > .kt-tabs-accordion-title .kt-tab-title{font-size:px;}}<\/style>\n<div class=\"wp-block-kadence-tabs alignnone css id=&quot;9w88h7&quot;\"><div class=\"kt-tabs-wrap kt-tabs-id468_60bc40-8e kt-tabs-has-7-tabs kt-active-tab-1 kt-tabs-layout-tabs kt-tabs-tablet-layout-inherit kt-tabs-mobile-layout-inherit kt-tab-alignment-left \"><ul class=\"kt-tabs-title-list\"><li id=\"tab-briefing\" class=\"kt-title-item kt-title-item-1 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-active\"><a href=\"#tab-briefing\" data-tab=\"1\" class=\"kt-tab-title kt-tab-title-1 \"><span class=\"kt-title-text\">\ud83d\udcc2 BRIEFING<\/span><\/a><\/li><li id=\"tab-terrain\" class=\"kt-title-item kt-title-item-2 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-inactive\"><a href=\"#tab-terrain\" data-tab=\"2\" class=\"kt-tab-title kt-tab-title-2 \"><span class=\"kt-title-text\">\ud83c\udf0d TERRAIN<\/span><\/a><\/li><li id=\"tab-analyse\" class=\"kt-title-item kt-title-item-3 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-inactive\"><a href=\"#tab-analyse\" data-tab=\"3\" class=\"kt-tab-title kt-tab-title-3 \"><span class=\"kt-title-text\">\ud83d\udd2c ANALYSE<\/span><\/a><\/li><li id=\"tab-phnomne\" class=\"kt-title-item kt-title-item-4 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-inactive\"><a href=\"#tab-phnomne\" data-tab=\"4\" class=\"kt-tab-title kt-tab-title-4 \"><span class=\"kt-title-text\">ph\u00e9nom\u00e8ne<\/span><\/a><\/li><li id=\"tab-exprience\" class=\"kt-title-item kt-title-item-5 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-inactive\"><a href=\"#tab-exprience\" data-tab=\"5\" class=\"kt-tab-title kt-tab-title-5 \"><span class=\"kt-title-text\">\ud83e\uddea EXP\u00e9rience<\/span><\/a><\/li><li id=\"tab-donnescls\" class=\"kt-title-item kt-title-item-6 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-inactive\"><a href=\"#tab-donnescls\" data-tab=\"6\" class=\"kt-tab-title kt-tab-title-6 \"><span class=\"kt-title-text\">\ud83d\udcca donn\u00e9es CL\u00e9s<\/span><\/a><\/li><li id=\"tab-strongstrongfindemission\" class=\"kt-title-item kt-title-item-7 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-inactive\"><a href=\"#tab-strongstrongfindemission\" data-tab=\"7\" class=\"kt-tab-title kt-tab-title-7 \"><span class=\"kt-title-text\">\u2705<strong>\u00a0<\/strong> fin de MISSION<\/span><\/a><\/li><\/ul><div class=\"kt-tabs-content-wrap\">\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-1 kt-inner-tab468_048426-43\"><div class=\"kt-tab-inner-content-inner\"><style>.kb-row-layout-id468_555fcf-7c > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id468_555fcf-7c > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id468_555fcf-7c > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:700px;margin-left:auto;margin-right:auto;padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_555fcf-7c > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id468_555fcf-7c > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id468_555fcf-7c > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id468_555fcf-7c alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column468_f70188-4d > .kt-inside-inner-col,.kadence-column468_f70188-4d > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column468_f70188-4d > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column468_f70188-4d > .kt-inside-inner-col{flex-direction:column;}.kadence-column468_f70188-4d > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column468_f70188-4d > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column468_f70188-4d{position:relative;}@media all and (max-width: 1024px){.kadence-column468_f70188-4d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column468_f70188-4d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column468_f70188-4d\"><div class=\"kt-inside-inner-col\"><style>.kadence-column468_72ae4e-f8 > .kt-inside-inner-col,.kadence-column468_72ae4e-f8 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column468_72ae4e-f8 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column468_72ae4e-f8 > .kt-inside-inner-col{flex-direction:column;}.kadence-column468_72ae4e-f8 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column468_72ae4e-f8 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column468_72ae4e-f8{position:relative;}@media all and (max-width: 1024px){.kadence-column468_72ae4e-f8 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column468_72ae4e-f8 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column468_72ae4e-f8\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_cdf2c6-18, .wp-block-kadence-advancedheading.kt-adv-heading468_cdf2c6-18[data-kb-block=\"kb-adv-heading468_cdf2c6-18\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_cdf2c6-18 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_cdf2c6-18[data-kb-block=\"kb-adv-heading468_cdf2c6-18\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_cdf2c6-18 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_cdf2c6-18[data-kb-block=\"kb-adv-heading468_cdf2c6-18\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading468_cdf2c6-18 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_cdf2c6-18\">DOSSIER DE MISSION<br>Pourquoi les volcans explosent ?<\/h2>\n\n\n\n<h5 class=\"wp-block-heading has-text-align-center has-small-font-size\"><strong>MISSION SCIENSONAUTES \u2013 ACC\u00c8S AUTORIS\u00c9<\/strong><\/h5>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_e4a79e-f0, .wp-block-kadence-advancedheading.kt-adv-heading468_e4a79e-f0[data-kb-block=\"kb-adv-heading468_e4a79e-f0\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_e4a79e-f0 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_e4a79e-f0[data-kb-block=\"kb-adv-heading468_e4a79e-f0\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_e4a79e-f0 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_e4a79e-f0[data-kb-block=\"kb-adv-heading468_e4a79e-f0\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_e4a79e-f0 wp-block-kadence-advancedheading has-theme-palette-3-color has-text-color\" data-kb-block=\"kb-adv-heading468_e4a79e-f0\"><br>Agent Sciensonaute,<br>Un ph\u00e9nom\u00e8ne puissant et impr\u00e9visible se manifeste \u00e0 la surface de la Terre : les \u00e9ruptions volcaniques.<br>Ta mission est de comprendre pourquoi certains volcans explosent violemment, tandis que d\u2019autres laissent simplement s\u2019\u00e9couler de la lave.<br><br>Ouvre ce dossier et m\u00e8ne l\u2019enqu\u00eate.<\/h4>\n<\/div><\/div>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-2 kt-inner-tab468_c39e83-08\"><div class=\"kt-tab-inner-content-inner\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_2a5686-23, .wp-block-kadence-advancedheading.kt-adv-heading468_2a5686-23[data-kb-block=\"kb-adv-heading468_2a5686-23\"]{font-style:normal;color:#1f2937;}.wp-block-kadence-advancedheading.kt-adv-heading468_2a5686-23 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_2a5686-23[data-kb-block=\"kb-adv-heading468_2a5686-23\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_2a5686-23 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_2a5686-23[data-kb-block=\"kb-adv-heading468_2a5686-23\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading468_2a5686-23 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_2a5686-23\">Observation de terrain<\/h3>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_e913b9-12, .wp-block-kadence-advancedheading.kt-adv-heading468_e913b9-12[data-kb-block=\"kb-adv-heading468_e913b9-12\"]{padding-right:var(--global-kb-spacing-xs, 1rem);padding-left:var(--global-kb-spacing-md, 2rem);text-align:left;font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_e913b9-12 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_e913b9-12[data-kb-block=\"kb-adv-heading468_e913b9-12\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_e913b9-12 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_e913b9-12[data-kb-block=\"kb-adv-heading468_e913b9-12\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_e913b9-12 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_e913b9-12\">Les volcans fascinent autant qu\u2019ils inqui\u00e8tent. Depuis l\u2019Antiquit\u00e9, ils sont associ\u00e9s \u00e0 des forces divines ou \u00e0 des col\u00e8res myst\u00e9rieuses.<br>En l\u2019an 79, une \u00e9ruption du V\u00e9suve a enseveli la ville de Pomp\u00e9i en quelques heures. Des t\u00e9moins, comme Pline l\u2019Ancien, ont d\u00e9crit un nuage gigantesque et des pluies de cendres. Aujourd\u2019hui, les scientifiques savent que les volcans sont li\u00e9s \u00e0 la dynamique interne de la Terre. Mais une question reste essentielle :<br><br>\ud83d\udc49 Pourquoi certains volcans produisent des explosions violentes, alors que d\u2019autres laissent simplement s\u2019\u00e9couler de la lave ?<\/h4>\n\n\n\n<p><\/p>\n\n\n<style>.kb-row-layout-id468_4b7ad9-39 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id468_4b7ad9-39 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id468_4b7ad9-39 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_4b7ad9-39{border-left:2px solid var(--global-palette1, #3182CE);}.kb-row-layout-id468_4b7ad9-39 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id468_4b7ad9-39 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 1024px){.kb-row-layout-id468_4b7ad9-39{border-left:2px solid var(--global-palette1, #3182CE);}}@media all and (max-width: 767px){.kb-row-layout-id468_4b7ad9-39 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_4b7ad9-39{border-left:2px solid var(--global-palette1, #3182CE);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id468_4b7ad9-39 alignnone has-theme-palette11-background-color kt-row-has-bg wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column468_05516a-b8 > .kt-inside-inner-col,.kadence-column468_05516a-b8 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column468_05516a-b8 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column468_05516a-b8 > .kt-inside-inner-col{flex-direction:column;}.kadence-column468_05516a-b8 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column468_05516a-b8 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column468_05516a-b8{position:relative;}@media all and (max-width: 1024px){.kadence-column468_05516a-b8 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column468_05516a-b8 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column468_05516a-b8\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_cef6e3-f3, .wp-block-kadence-advancedheading.kt-adv-heading468_cef6e3-f3[data-kb-block=\"kb-adv-heading468_cef6e3-f3\"]{font-size:13px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_cef6e3-f3 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_cef6e3-f3[data-kb-block=\"kb-adv-heading468_cef6e3-f3\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_cef6e3-f3 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_cef6e3-f3[data-kb-block=\"kb-adv-heading468_cef6e3-f3\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading468_cef6e3-f3 wp-block-kadence-advancedheading has-theme-palette-1-color has-text-color\" data-kb-block=\"kb-adv-heading468_cef6e3-f3\"><strong>NOTE DE TERRAIN<\/strong><\/h2>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_f3f3fd-73, .wp-block-kadence-advancedheading.kt-adv-heading468_f3f3fd-73[data-kb-block=\"kb-adv-heading468_f3f3fd-73\"]{font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_f3f3fd-73 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_f3f3fd-73[data-kb-block=\"kb-adv-heading468_f3f3fd-73\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_f3f3fd-73 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_f3f3fd-73[data-kb-block=\"kb-adv-heading468_f3f3fd-73\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading468_f3f3fd-73 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_f3f3fd-73\">Certains animaux, comme les oiseaux ou les \u00e9l\u00e9phants, per\u00e7oivent des vibrations annon\u00e7ant une \u00e9ruption et s\u2019\u00e9loignent avant qu\u2019elle ne se produise.<\/h2>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-3 kt-inner-tab468_310559-79\"><div class=\"kt-tab-inner-content-inner\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_a282d7-d0, .wp-block-kadence-advancedheading.kt-adv-heading468_a282d7-d0[data-kb-block=\"kb-adv-heading468_a282d7-d0\"]{font-size:24px;font-style:normal;color:#1f2937;}.wp-block-kadence-advancedheading.kt-adv-heading468_a282d7-d0 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_a282d7-d0[data-kb-block=\"kb-adv-heading468_a282d7-d0\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_a282d7-d0 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_a282d7-d0[data-kb-block=\"kb-adv-heading468_a282d7-d0\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading468_a282d7-d0 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_a282d7-d0\">Analyse scientifique<\/h3>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_4e9f42-df, .wp-block-kadence-advancedheading.kt-adv-heading468_4e9f42-df[data-kb-block=\"kb-adv-heading468_4e9f42-df\"]{padding-right:var(--global-kb-spacing-xs, 1rem);padding-left:var(--global-kb-spacing-md, 2rem);text-align:left;font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_4e9f42-df mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_4e9f42-df[data-kb-block=\"kb-adv-heading468_4e9f42-df\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_4e9f42-df img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_4e9f42-df[data-kb-block=\"kb-adv-heading468_4e9f42-df\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_4e9f42-df wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_4e9f42-df\">Pour comprendre les volcans, il faut d\u2019abord observer le fonctionnement de la Terre.<br>La cro\u00fbte terrestre est d\u00e9coup\u00e9e en plaques rigides qui flottent sur le manteau, une couche plus chaude et plus souple. Ces plaques sont en mouvement permanent.<br>Lorsqu\u2019elles se rencontrent, s\u2019\u00e9cartent ou glissent les unes contre les autres, elles cr\u00e9ent des zones de fragilit\u00e9. C\u2019est \u00e0 ces endroits que le magma peut remonter et former un volcan.<\/h4>\n\n\n\n<p><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_283c49-b8, .wp-block-kadence-advancedheading.kt-adv-heading468_283c49-b8[data-kb-block=\"kb-adv-heading468_283c49-b8\"]{padding-right:var(--global-kb-spacing-xs, 1rem);padding-left:var(--global-kb-spacing-md, 2rem);text-align:left;font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_283c49-b8 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_283c49-b8[data-kb-block=\"kb-adv-heading468_283c49-b8\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_283c49-b8 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_283c49-b8[data-kb-block=\"kb-adv-heading468_283c49-b8\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_283c49-b8 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_283c49-b8\">Sous la surface, le magma est de la roche fondue soumise \u00e0 de tr\u00e8s fortes pressions. Tant qu\u2019il reste pi\u00e9g\u00e9 en profondeur, rien ne se passe en surface.<br>Mais lorsque la pression devient trop importante ou que la cro\u00fbte se fissure, le magma remonte.<\/h4>\n\n\n\n<p><\/p>\n\n\n<style>.kb-row-layout-id468_451373-91 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id468_451373-91 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id468_451373-91 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_451373-91{border-left:2px solid var(--global-palette1, #3182CE);}.kb-row-layout-id468_451373-91 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id468_451373-91 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 1024px){.kb-row-layout-id468_451373-91{border-left:2px solid var(--global-palette1, #3182CE);}}@media all and (max-width: 767px){.kb-row-layout-id468_451373-91 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_451373-91{border-left:2px solid var(--global-palette1, #3182CE);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id468_451373-91 alignnone has-theme-palette11-background-color kt-row-has-bg wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column468_12d5d5-1d > .kt-inside-inner-col,.kadence-column468_12d5d5-1d > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column468_12d5d5-1d > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column468_12d5d5-1d > .kt-inside-inner-col{flex-direction:column;}.kadence-column468_12d5d5-1d > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column468_12d5d5-1d > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column468_12d5d5-1d{position:relative;}@media all and (max-width: 1024px){.kadence-column468_12d5d5-1d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column468_12d5d5-1d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column468_12d5d5-1d\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_8a6720-42, .wp-block-kadence-advancedheading.kt-adv-heading468_8a6720-42[data-kb-block=\"kb-adv-heading468_8a6720-42\"]{font-size:13px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_8a6720-42 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_8a6720-42[data-kb-block=\"kb-adv-heading468_8a6720-42\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_8a6720-42 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_8a6720-42[data-kb-block=\"kb-adv-heading468_8a6720-42\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading468_8a6720-42 wp-block-kadence-advancedheading has-theme-palette-1-color has-text-color\" data-kb-block=\"kb-adv-heading468_8a6720-42\">NOTE DE TERRAIN<\/h3>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_9d9e31-f9, .wp-block-kadence-advancedheading.kt-adv-heading468_9d9e31-f9[data-kb-block=\"kb-adv-heading468_9d9e31-f9\"]{font-size:16px;font-style:normal;color:#1f2937;}.wp-block-kadence-advancedheading.kt-adv-heading468_9d9e31-f9 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_9d9e31-f9[data-kb-block=\"kb-adv-heading468_9d9e31-f9\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_9d9e31-f9 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_9d9e31-f9[data-kb-block=\"kb-adv-heading468_9d9e31-f9\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading468_9d9e31-f9 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_9d9e31-f9\">Un volcan n\u2019est pas un ph\u00e9nom\u00e8ne isol\u00e9 : il est le r\u00e9sultat de mouvements invisibles mais constants \u00e0 l\u2019int\u00e9rieur de la Terre.<\/h3>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-4 kt-inner-tab468_f48d16-9b\"><div class=\"kt-tab-inner-content-inner\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_4b74b8-00, .wp-block-kadence-advancedheading.kt-adv-heading468_4b74b8-00[data-kb-block=\"kb-adv-heading468_4b74b8-00\"]{font-style:normal;color:#1f2937;}.wp-block-kadence-advancedheading.kt-adv-heading468_4b74b8-00 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_4b74b8-00[data-kb-block=\"kb-adv-heading468_4b74b8-00\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_4b74b8-00 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_4b74b8-00[data-kb-block=\"kb-adv-heading468_4b74b8-00\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading468_4b74b8-00 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_4b74b8-00\">Pourquoi certaines \u00e9ruptions sont explosives ?<\/h3>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_aedebf-e2, .wp-block-kadence-advancedheading.kt-adv-heading468_aedebf-e2[data-kb-block=\"kb-adv-heading468_aedebf-e2\"]{padding-right:var(--global-kb-spacing-xs, 1rem);padding-left:var(--global-kb-spacing-md, 2rem);text-align:left;font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_aedebf-e2 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_aedebf-e2[data-kb-block=\"kb-adv-heading468_aedebf-e2\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_aedebf-e2 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_aedebf-e2[data-kb-block=\"kb-adv-heading468_aedebf-e2\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_aedebf-e2 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_aedebf-e2\"><br>Toutes les \u00e9ruptions ne se ressemblent pas. Certaines sont calmes et produisent de longues coul\u00e9es de lave, tandis que d\u2019autres sont violentes et projettent cendres, gaz et roches \u00e0 plusieurs kilom\u00e8tres. La diff\u00e9rence principale vient du comportement des <strong>gaz contenus dans le magma<\/strong>.<br><br>Le magma n\u2019est pas seulement de la roche fondue : il contient aussi des gaz dissous (comme de la vapeur d\u2019eau ou du dioxyde de carbone). Tant que ces gaz peuvent s\u2019\u00e9chapper facilement, la pression reste faible et la lave s\u2019\u00e9coule lentement : on parle alors d\u2019\u00e9ruption effusive.<br><br>En revanche, lorsque le magma est <strong>plus visqueux<\/strong> (plus \u00e9pais), les gaz restent pi\u00e9g\u00e9s. Ils s\u2019accumulent, formant des bulles de plus en plus nombreuses. La pression augmente progressivement, comme dans une bouteille gazeuse ferm\u00e9e que l\u2019on secoue. Lorsque cette pression devient trop importante, elle finit par se lib\u00e9rer brutalement : c\u2019est l\u2019explosion.<\/h4>\n\n\n\n<p><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_047571-4a, .wp-block-kadence-advancedheading.kt-adv-heading468_047571-4a[data-kb-block=\"kb-adv-heading468_047571-4a\"]{padding-right:var(--global-kb-spacing-xs, 1rem);padding-left:var(--global-kb-spacing-md, 2rem);text-align:left;font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_047571-4a mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_047571-4a[data-kb-block=\"kb-adv-heading468_047571-4a\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_047571-4a img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_047571-4a[data-kb-block=\"kb-adv-heading468_047571-4a\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_047571-4a wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_047571-4a\">La viscosit\u00e9 du magma d\u00e9pend notamment de sa composition chimique, en particulier de sa richesse en silice :<br>\u2022 un magma pauvre en silice est fluide \u2192 les gaz s\u2019\u00e9chappent facilement<br>\u2022 un magma riche en silice est visqueux \u2192 les gaz restent pi\u00e9g\u00e9s<br><br>C\u2019est pourquoi certains volcans, comme ceux d\u2019Hawa\u00ef, produisent des \u00e9ruptions calmes, tandis que d\u2019autres, comme le V\u00e9suve, peuvent \u00eatre extr\u00eamement explosifs.<\/h4>\n\n\n\n<p><\/p>\n\n\n<style>.kb-row-layout-id468_31411f-c1 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id468_31411f-c1 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id468_31411f-c1 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_31411f-c1{border-top:2px solid var(--global-palette1, #3182CE);border-right:2px solid var(--global-palette1, #3182CE);border-bottom:2px solid var(--global-palette1, #3182CE);border-left:2px solid var(--global-palette1, #3182CE);}.kb-row-layout-id468_31411f-c1 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id468_31411f-c1 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 1024px){.kb-row-layout-id468_31411f-c1{border-top:2px solid var(--global-palette1, #3182CE);border-right:2px solid var(--global-palette1, #3182CE);border-bottom:2px solid var(--global-palette1, #3182CE);border-left:2px solid var(--global-palette1, #3182CE);}}@media all and (max-width: 767px){.kb-row-layout-id468_31411f-c1 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_31411f-c1{border-top:2px solid var(--global-palette1, #3182CE);border-right:2px solid var(--global-palette1, #3182CE);border-bottom:2px solid var(--global-palette1, #3182CE);border-left:2px solid var(--global-palette1, #3182CE);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id468_31411f-c1 alignnone has-theme-palette11-background-color kt-row-has-bg wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column468_06fa09-30 > .kt-inside-inner-col,.kadence-column468_06fa09-30 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column468_06fa09-30 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column468_06fa09-30 > .kt-inside-inner-col{flex-direction:column;}.kadence-column468_06fa09-30 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column468_06fa09-30 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column468_06fa09-30{position:relative;}@media all and (max-width: 1024px){.kadence-column468_06fa09-30 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column468_06fa09-30 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column468_06fa09-30\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_08d6ff-69, .wp-block-kadence-advancedheading.kt-adv-heading468_08d6ff-69[data-kb-block=\"kb-adv-heading468_08d6ff-69\"]{text-align:left;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_08d6ff-69 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_08d6ff-69[data-kb-block=\"kb-adv-heading468_08d6ff-69\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_08d6ff-69 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_08d6ff-69[data-kb-block=\"kb-adv-heading468_08d6ff-69\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_08d6ff-69 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_08d6ff-69\">Pourquoi certains volcans font-ils des \u00e9clairs pendant les \u00e9ruptions ?<\/h4>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_936e4b-99, .wp-block-kadence-advancedheading.kt-adv-heading468_936e4b-99[data-kb-block=\"kb-adv-heading468_936e4b-99\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_936e4b-99 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_936e4b-99[data-kb-block=\"kb-adv-heading468_936e4b-99\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_936e4b-99 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_936e4b-99[data-kb-block=\"kb-adv-heading468_936e4b-99\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading468_936e4b-99 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_936e4b-99\"><strong>GRANDES QUESTIONS<\/strong><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_93b234-5d, .wp-block-kadence-advancedheading.kt-adv-heading468_93b234-5d[data-kb-block=\"kb-adv-heading468_93b234-5d\"]{font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_93b234-5d mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_93b234-5d[data-kb-block=\"kb-adv-heading468_93b234-5d\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_93b234-5d img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_93b234-5d[data-kb-block=\"kb-adv-heading468_93b234-5d\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_93b234-5d wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_93b234-5d\">Parce que les cendres cr\u00e9ent de l\u2019\u00e9lectricit\u00e9 !<br>Lors d\u2019une \u00e9ruption explosive, des quantit\u00e9s \u00e9normes de cendres et de poussi\u00e8res sont projet\u00e9es dans l\u2019air. En se frottant les unes aux autres, ces particules se chargent en \u00e9lectricit\u00e9.<\/h4>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_f4631c-7f, .wp-block-kadence-advancedheading.kt-adv-heading468_f4631c-7f[data-kb-block=\"kb-adv-heading468_f4631c-7f\"]{font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_f4631c-7f mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_f4631c-7f[data-kb-block=\"kb-adv-heading468_f4631c-7f\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_f4631c-7f img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_f4631c-7f[data-kb-block=\"kb-adv-heading468_f4631c-7f\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_f4631c-7f wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_f4631c-7f\">Un orage au c\u0153ur du volcan.<br>Cette accumulation d\u2019\u00e9lectricit\u00e9 peut provoquer de v\u00e9ritables \u00e9clairs dans le nuage volcanique.<\/h4>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-5 kt-inner-tab468_731dd7-11\"><div class=\"kt-tab-inner-content-inner\"><style>.kb-row-layout-id468_c8ab23-1d > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id468_c8ab23-1d > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id468_c8ab23-1d > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-lg, 3rem);padding-right:var(--global-kb-spacing-lg, 3rem);padding-bottom:var(--global-kb-spacing-lg, 3rem);padding-left:var(--global-kb-spacing-lg, 3rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_c8ab23-1d{border-top-left-radius:8px;border-top-right-radius:8px;border-bottom-right-radius:8px;border-bottom-left-radius:8px;overflow:clip;isolation:isolate;}.kb-row-layout-id468_c8ab23-1d > .kt-row-layout-overlay{border-top-left-radius:8px;border-top-right-radius:8px;border-bottom-right-radius:8px;border-bottom-left-radius:8px;}.kb-row-layout-id468_c8ab23-1d{box-shadow:0px 0px 14px 0px rgba(0, 0, 0, 0.2);border-top:1px solid #e5e7eb;border-right:1px solid #e5e7eb;border-bottom:1px solid #e5e7eb;border-left:1px solid #e5e7eb;}.kb-row-layout-id468_c8ab23-1d{background-color:#fffdf8;}.kb-row-layout-id468_c8ab23-1d > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id468_c8ab23-1d > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 1024px){.kb-row-layout-id468_c8ab23-1d{border-top:1px solid #e5e7eb;border-right:1px solid #e5e7eb;border-bottom:1px solid #e5e7eb;border-left:1px solid #e5e7eb;}}@media all and (max-width: 767px){.kb-row-layout-id468_c8ab23-1d > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_c8ab23-1d{border-top:1px solid #e5e7eb;border-right:1px solid #e5e7eb;border-bottom:1px solid #e5e7eb;border-left:1px solid #e5e7eb;}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id468_c8ab23-1d alignnone kt-row-has-bg wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column468_ac7466-30 > .kt-inside-inner-col,.kadence-column468_ac7466-30 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column468_ac7466-30 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column468_ac7466-30 > .kt-inside-inner-col{flex-direction:column;}.kadence-column468_ac7466-30 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column468_ac7466-30 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column468_ac7466-30{position:relative;}@media all and (max-width: 1024px){.kadence-column468_ac7466-30 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column468_ac7466-30 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column468_ac7466-30\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_bc928d-90, .wp-block-kadence-advancedheading.kt-adv-heading468_bc928d-90[data-kb-block=\"kb-adv-heading468_bc928d-90\"]{font-style:normal;color:#1f2937;}.wp-block-kadence-advancedheading.kt-adv-heading468_bc928d-90 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_bc928d-90[data-kb-block=\"kb-adv-heading468_bc928d-90\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_bc928d-90 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_bc928d-90[data-kb-block=\"kb-adv-heading468_bc928d-90\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading468_bc928d-90 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_bc928d-90\">Mise en exp\u00e9rimentation<\/h3>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_e59c5f-b7, .wp-block-kadence-advancedheading.kt-adv-heading468_e59c5f-b7[data-kb-block=\"kb-adv-heading468_e59c5f-b7\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_e59c5f-b7 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_e59c5f-b7[data-kb-block=\"kb-adv-heading468_e59c5f-b7\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_e59c5f-b7 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_e59c5f-b7[data-kb-block=\"kb-adv-heading468_e59c5f-b7\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_e59c5f-b7 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_e59c5f-b7\">Mat\u00e9riel n\u00e9c\u00e9ssaire<\/h4>\n\n\n<style>.wp-block-kadence-iconlist.kt-svg-icon-list-items468_583305-f0:not(.this-stops-third-party-issues){margin-top:0px;margin-bottom:0px;}.wp-block-kadence-iconlist.kt-svg-icon-list-items468_583305-f0 ul.kt-svg-icon-list:not(.this-prevents-issues):not(.this-stops-third-party-issues):not(.tijsloc){margin-top:0px;margin-right:0px;margin-bottom:var(--global-kb-spacing-sm, 1.5rem);margin-left:0px;}.wp-block-kadence-iconlist.kt-svg-icon-list-items468_583305-f0 ul.kt-svg-icon-list{grid-row-gap:5px;}.wp-block-kadence-iconlist.kt-svg-icon-list-items468_583305-f0 ul.kt-svg-icon-list .kt-svg-icon-list-item-wrap .kt-svg-icon-list-single{margin-right:10px;}.kt-svg-icon-list-items468_583305-f0 ul.kt-svg-icon-list .kt-svg-icon-list-level-0 .kt-svg-icon-list-single svg{font-size:20px;}<\/style>\n<div class=\"wp-block-kadence-iconlist kt-svg-icon-list-items kt-svg-icon-list-items468_583305-f0 kt-svg-icon-list-columns-1 alignnone\"><ul class=\"kt-svg-icon-list\"><style>.kt-svg-icon-list-item-468_563519-38 .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-468_563519-38\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_checkCircle kt-svg-icon-list-single\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg><\/span><span class=\"kt-svg-icon-list-text\">Bicarbonate de soude<\/span><\/li>\n\n\n<style>.kt-svg-icon-list-item-468_63a3a4-dd .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-468_63a3a4-dd\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_checkCircle kt-svg-icon-list-single\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg><\/span><span class=\"kt-svg-icon-list-text\">Vinaigre<\/span><\/li>\n\n\n<style>.kt-svg-icon-list-item-468_95ebac-35 .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-468_95ebac-35\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_checkCircle kt-svg-icon-list-single\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg><\/span><span class=\"kt-svg-icon-list-text\">Colorant alimentaire rouge (facultatif)<\/span><\/li>\n\n\n<style>.kt-svg-icon-list-item-468_ace340-d8 .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-468_ace340-d8\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_checkCircle kt-svg-icon-list-single\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg><\/span><span class=\"kt-svg-icon-list-text\">Un r\u00e9cipient (verre ou gobelet)<\/span><\/li>\n\n\n<style>.kt-svg-icon-list-item-468_cb9a28-fe .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-468_cb9a28-fe\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_checkCircle kt-svg-icon-list-single\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg><\/span><span class=\"kt-svg-icon-list-text\">P\u00e2te \u00e0 sel, argile ou carton<\/span><\/li>\n<\/ul><\/div>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_606bbc-d4, .wp-block-kadence-advancedheading.kt-adv-heading468_606bbc-d4[data-kb-block=\"kb-adv-heading468_606bbc-d4\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_606bbc-d4 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_606bbc-d4[data-kb-block=\"kb-adv-heading468_606bbc-d4\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_606bbc-d4 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_606bbc-d4[data-kb-block=\"kb-adv-heading468_606bbc-d4\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_606bbc-d4 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_606bbc-d4\">Protocole exp\u00e9rimental<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li> Place ton r\u00e9cipient au centre: il repr\u00e9sente la chemin\u00e9e du volcan<\/li>\n\n\n\n<li>Construis le volcan autour avec la p\u00e2te \u00e0 sel, le carton ou l&#8217;argile<\/li>\n\n\n\n<li>Verse 2 \u00e0 3 cuill\u00e8res de bicarbonate dans le crat\u00e8re<\/li>\n\n\n\n<li>Ajoute quelques gouttes de colorant<\/li>\n\n\n\n<li>Verse lentement le vinaigre puis observe<\/li>\n<\/ol>\n\n\n<style>.kb-row-layout-id468_942537-35 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id468_942537-35 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id468_942537-35 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_942537-35{border-left:2px solid #e94b4b;}.kb-row-layout-id468_942537-35{background-color:#f9fafb;}.kb-row-layout-id468_942537-35 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id468_942537-35 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 1024px){.kb-row-layout-id468_942537-35{border-left:2px solid #e94b4b;}}@media all and (max-width: 767px){.kb-row-layout-id468_942537-35 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_942537-35{border-left:2px solid #e94b4b;}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id468_942537-35 alignnone kt-row-has-bg wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column468_8467c6-5e > .kt-inside-inner-col,.kadence-column468_8467c6-5e > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column468_8467c6-5e > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column468_8467c6-5e > .kt-inside-inner-col{flex-direction:column;}.kadence-column468_8467c6-5e > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column468_8467c6-5e > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column468_8467c6-5e{position:relative;}@media all and (max-width: 1024px){.kadence-column468_8467c6-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column468_8467c6-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column468_8467c6-5e\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_0c8691-3a, .wp-block-kadence-advancedheading.kt-adv-heading468_0c8691-3a[data-kb-block=\"kb-adv-heading468_0c8691-3a\"]{font-size:12px;font-style:normal;text-transform:uppercase;}.wp-block-kadence-advancedheading.kt-adv-heading468_0c8691-3a mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_0c8691-3a[data-kb-block=\"kb-adv-heading468_0c8691-3a\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_0c8691-3a img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_0c8691-3a[data-kb-block=\"kb-adv-heading468_0c8691-3a\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading468_0c8691-3a wp-block-kadence-advancedheading has-theme-palette-1-color has-text-color\" data-kb-block=\"kb-adv-heading468_0c8691-3a\">Relev\u00e9 de donn\u00e9es<\/h2>\n\n\n\n<p><\/p>\n\n\n\n<p>Observe attentivement :<br><br>la formation de bulles<br>la vitesse de la r\u00e9action<br>la hauteur de la \u201clave\u201d<br>la dur\u00e9e de l\u2019\u00e9ruption<br><br>Tu peux noter tes observations dans un tableau et m\u00eame comparer plusieurs essais<\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_98fadc-5a, .wp-block-kadence-advancedheading.kt-adv-heading468_98fadc-5a[data-kb-block=\"kb-adv-heading468_98fadc-5a\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_98fadc-5a mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_98fadc-5a[data-kb-block=\"kb-adv-heading468_98fadc-5a\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_98fadc-5a img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_98fadc-5a[data-kb-block=\"kb-adv-heading468_98fadc-5a\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_98fadc-5a wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_98fadc-5a\">Analyse<\/h4>\n\n\n\n<p class=\"has-16-font-size\">La r\u00e9action entre le vinaigre et le bicarbonate produit un gaz (CO\u2082). De la mousse va rapidement se former et ensuite d\u00e9border. Dans un volcan r\u00e9el :<br>le magma contient des gaz. Ces gaz s\u2019accumulent et si ils restent pi\u00e9g\u00e9s, on va avoir la r\u00e9ponse suivante: <\/p>\n\n\n\n<p class=\"has-text-align-center has-16-font-size\"><strong>gaz pi\u00e9g\u00e9s \u2192 augmentation pression \u2192 explosion<\/strong><br><\/p>\n\n\n\n<p class=\"has-16-font-size\">Cette exp\u00e9rience reproduit ce m\u00e9canisme \u00e0 petite \u00e9chelle et simule l&#8217;accumulation de pression d\u00fb au gaz dans un volcan.<\/p>\n\n\n<style>.kb-row-layout-id468_cf97cc-68 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id468_cf97cc-68 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id468_cf97cc-68 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-md, 2rem);padding-right:var(--global-kb-spacing-md, 2rem);padding-bottom:var(--global-kb-spacing-md, 2rem);padding-left:var(--global-kb-spacing-md, 2rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_cf97cc-68{border-top:1px dashed var(--global-palette1, #3182CE);border-right:1px dashed var(--global-palette1, #3182CE);border-bottom:1px dashed var(--global-palette1, #3182CE);border-left:1px dashed var(--global-palette1, #3182CE);}.kb-row-layout-id468_cf97cc-68{background-color:#fff3cd;}.kb-row-layout-id468_cf97cc-68 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id468_cf97cc-68 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 1024px){.kb-row-layout-id468_cf97cc-68{border-top:1px dashed var(--global-palette1, #3182CE);border-right:1px dashed var(--global-palette1, #3182CE);border-bottom:1px dashed var(--global-palette1, #3182CE);border-left:1px dashed var(--global-palette1, #3182CE);}}@media all and (max-width: 767px){.kb-row-layout-id468_cf97cc-68 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_cf97cc-68{border-top:1px dashed var(--global-palette1, #3182CE);border-right:1px dashed var(--global-palette1, #3182CE);border-bottom:1px dashed var(--global-palette1, #3182CE);border-left:1px dashed var(--global-palette1, #3182CE);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id468_cf97cc-68 alignnone kt-row-has-bg wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column468_175172-e3 > .kt-inside-inner-col,.kadence-column468_175172-e3 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column468_175172-e3 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column468_175172-e3 > .kt-inside-inner-col{flex-direction:column;}.kadence-column468_175172-e3 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column468_175172-e3 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column468_175172-e3{position:relative;}@media all and (max-width: 1024px){.kadence-column468_175172-e3 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column468_175172-e3 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column468_175172-e3\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_634aa0-d4, .wp-block-kadence-advancedheading.kt-adv-heading468_634aa0-d4[data-kb-block=\"kb-adv-heading468_634aa0-d4\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_634aa0-d4 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_634aa0-d4[data-kb-block=\"kb-adv-heading468_634aa0-d4\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_634aa0-d4 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_634aa0-d4[data-kb-block=\"kb-adv-heading468_634aa0-d4\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_634aa0-d4 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_634aa0-d4\">Aller plus loin (version compl\u00e8te)<\/h4>\n\n\n\n<p><br>Cette exp\u00e9rience peut \u00eatre approfondie pour comprendre plus pr\u00e9cis\u00e9ment le r\u00f4le de la viscosit\u00e9 et des gaz dans les \u00e9ruptions volcaniques.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tester diff\u00e9rents types de &#8220;magma&#8221; plus ou moins \u00e9pais<\/li>\n\n\n\n<li>Comparer les r\u00e9actions<\/li>\n\n\n\n<li>Analyser les diff\u00e9rences d&#8217;intensit\u00e9<\/li>\n\n\n\n<li>Comprendre le lien entre gaz et explosion<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>N\u00b0 test<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Hauteur<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Dur\u00e9e<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Intensit\u00e9<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><td class=\"has-text-align-center\" data-align=\"center\"><br><\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_4f798a-83, .wp-block-kadence-advancedheading.kt-adv-heading468_4f798a-83[data-kb-block=\"kb-adv-heading468_4f798a-83\"]{font-size:var(--global-kb-font-size-sm, 0.9rem);font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_4f798a-83 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_4f798a-83[data-kb-block=\"kb-adv-heading468_4f798a-83\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_4f798a-83 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_4f798a-83[data-kb-block=\"kb-adv-heading468_4f798a-83\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_4f798a-83 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_4f798a-83\"><\/h4>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" style=\"border-top-left-radius:6px;border-top-right-radius:6px;border-bottom-left-radius:6px;border-bottom-right-radius:6px\">Acc\u00e9der \u00e0 l&#8217;exp\u00e9rience compl\u00e8te<\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-6 kt-inner-tab468_084429-ed\"><div class=\"kt-tab-inner-content-inner\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_a693cf-76, .wp-block-kadence-advancedheading.kt-adv-heading468_a693cf-76[data-kb-block=\"kb-adv-heading468_a693cf-76\"]{font-size:24px;font-style:normal;color:#1f2937;}.wp-block-kadence-advancedheading.kt-adv-heading468_a693cf-76 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_a693cf-76[data-kb-block=\"kb-adv-heading468_a693cf-76\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_a693cf-76 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_a693cf-76[data-kb-block=\"kb-adv-heading468_a693cf-76\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading468_a693cf-76 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_a693cf-76\">Faits marquants<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Temp\u00e9rature du magma : entre <strong>700 et 1200\u00b0C<\/strong><\/li>\n\n\n\n<li>Pression des gaz: plusieurs centaines de fois la pression atmosph\u00e9rique<\/li>\n\n\n\n<li>Vitesse d\u2019une nu\u00e9e ardente : jusqu\u2019\u00e0 <strong>700 km\/h<\/strong><\/li>\n\n\n\n<li>Hauteur d\u2019un panache volcanique : jusqu\u2019\u00e0 <strong>30 km<\/strong><\/li>\n\n\n\n<li>Certains volcans cr\u00e9ent de nouvelles \u00eeles et les \u00e9ruptions peuvent modifier le climat mondial<\/li>\n<\/ul>\n\n\n<style>.kb-row-layout-id468_971f27-c1 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id468_971f27-c1 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id468_971f27-c1 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_971f27-c1{border-left:2px solid var(--global-palette1, #3182CE);}.kb-row-layout-id468_971f27-c1 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id468_971f27-c1 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 1024px){.kb-row-layout-id468_971f27-c1{border-left:2px solid var(--global-palette1, #3182CE);}}@media all and (max-width: 767px){.kb-row-layout-id468_971f27-c1 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id468_971f27-c1{border-left:2px solid var(--global-palette1, #3182CE);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id468_971f27-c1 alignnone has-theme-palette11-background-color kt-row-has-bg wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column468_aa793c-56 > .kt-inside-inner-col,.kadence-column468_aa793c-56 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column468_aa793c-56 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column468_aa793c-56 > .kt-inside-inner-col{flex-direction:column;}.kadence-column468_aa793c-56 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column468_aa793c-56 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column468_aa793c-56{position:relative;}@media all and (max-width: 1024px){.kadence-column468_aa793c-56 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column468_aa793c-56 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column468_aa793c-56\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_69f9d6-13, .wp-block-kadence-advancedheading.kt-adv-heading468_69f9d6-13[data-kb-block=\"kb-adv-heading468_69f9d6-13\"]{font-size:13px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_69f9d6-13 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_69f9d6-13[data-kb-block=\"kb-adv-heading468_69f9d6-13\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_69f9d6-13 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_69f9d6-13[data-kb-block=\"kb-adv-heading468_69f9d6-13\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading468_69f9d6-13 wp-block-kadence-advancedheading has-theme-palette-1-color has-text-color\" data-kb-block=\"kb-adv-heading468_69f9d6-13\">NOTE DE TERRAIN<\/h2>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_e42cf1-e2, .wp-block-kadence-advancedheading.kt-adv-heading468_e42cf1-e2[data-kb-block=\"kb-adv-heading468_e42cf1-e2\"]{font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_e42cf1-e2 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_e42cf1-e2[data-kb-block=\"kb-adv-heading468_e42cf1-e2\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_e42cf1-e2 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_e42cf1-e2[data-kb-block=\"kb-adv-heading468_e42cf1-e2\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_e42cf1-e2 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_e42cf1-e2\">Une seule \u00e9ruption peut lib\u00e9rer en quelques secondes autant d\u2019\u00e9nergie que plusieurs bombes nucl\u00e9aires.<\/h4>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_06aced-be, .wp-block-kadence-advancedheading.kt-adv-heading468_06aced-be[data-kb-block=\"kb-adv-heading468_06aced-be\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_06aced-be mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_06aced-be[data-kb-block=\"kb-adv-heading468_06aced-be\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_06aced-be img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_06aced-be[data-kb-block=\"kb-adv-heading468_06aced-be\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_06aced-be wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_06aced-be\"><br><\/h4>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-7 kt-inner-tab468_35fb60-48\"><div class=\"kt-tab-inner-content-inner\"><style>.wp-block-kadence-advancedheading.kt-adv-heading468_957649-9e, .wp-block-kadence-advancedheading.kt-adv-heading468_957649-9e[data-kb-block=\"kb-adv-heading468_957649-9e\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_957649-9e mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_957649-9e[data-kb-block=\"kb-adv-heading468_957649-9e\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_957649-9e img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_957649-9e[data-kb-block=\"kb-adv-heading468_957649-9e\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading468_957649-9e wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_957649-9e\">Validation de mission<\/h3>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_9ef8ca-13, .wp-block-kadence-advancedheading.kt-adv-heading468_9ef8ca-13[data-kb-block=\"kb-adv-heading468_9ef8ca-13\"]{padding-right:var(--global-kb-spacing-xs, 1rem);padding-left:var(--global-kb-spacing-md, 2rem);text-align:left;font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_9ef8ca-13 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_9ef8ca-13[data-kb-block=\"kb-adv-heading468_9ef8ca-13\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_9ef8ca-13 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_9ef8ca-13[data-kb-block=\"kb-adv-heading468_9ef8ca-13\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_9ef8ca-13 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_9ef8ca-13\"><br>\u2714 Les volcans sont li\u00e9s aux mouvements des plaques tectoniques<br>\u2714 Le magma sous pression provoque les \u00e9ruptions<br>\u2714 Il existe diff\u00e9rents types d\u2019\u00e9ruptions<br>\u2714 Une exp\u00e9rience permet d\u2019observer ces ph\u00e9nom\u00e8nes<\/h4>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_b51b0d-35, .wp-block-kadence-advancedheading.kt-adv-heading468_b51b0d-35[data-kb-block=\"kb-adv-heading468_b51b0d-35\"]{padding-right:var(--global-kb-spacing-xs, 1rem);padding-left:var(--global-kb-spacing-md, 2rem);text-align:left;font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_b51b0d-35 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_b51b0d-35[data-kb-block=\"kb-adv-heading468_b51b0d-35\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_b51b0d-35 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_b51b0d-35[data-kb-block=\"kb-adv-heading468_b51b0d-35\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_b51b0d-35 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_b51b0d-35\"><br>Maintenant, tu sais comment les volcans se forment, comment le magma remonte et pourquoi certaines \u00e9ruptions sont plus violentes que d\u2019autres.<br>Ta mission : continuer \u00e0 explorer les forces de la Terre et d\u00e9couvrir les myst\u00e8res qui se cachent sous nos pieds.<\/h4>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_16ee34-24, .wp-block-kadence-advancedheading.kt-adv-heading468_16ee34-24[data-kb-block=\"kb-adv-heading468_16ee34-24\"]{font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_16ee34-24 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_16ee34-24[data-kb-block=\"kb-adv-heading468_16ee34-24\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_16ee34-24 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_16ee34-24[data-kb-block=\"kb-adv-heading468_16ee34-24\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading468_16ee34-24 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_16ee34-24\"><br>Alors, pr\u00eat\u00b7e pour ta prochaine aventure, Sciensonaute ?\u00a0<\/h4>\n\n\n\n<p><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_819815-fb, .wp-block-kadence-advancedheading.kt-adv-heading468_819815-fb[data-kb-block=\"kb-adv-heading468_819815-fb\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_819815-fb mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_819815-fb[data-kb-block=\"kb-adv-heading468_819815-fb\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_819815-fb img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_819815-fb[data-kb-block=\"kb-adv-heading468_819815-fb\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading468_819815-fb wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_819815-fb\">\u27a4 Explorer +<\/h3>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading468_1a1088-c4, .wp-block-kadence-advancedheading.kt-adv-heading468_1a1088-c4[data-kb-block=\"kb-adv-heading468_1a1088-c4\"]{font-size:16px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading468_1a1088-c4 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading468_1a1088-c4[data-kb-block=\"kb-adv-heading468_1a1088-c4\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading468_1a1088-c4 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading468_1a1088-c4[data-kb-block=\"kb-adv-heading468_1a1088-c4\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading468_1a1088-c4 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading468_1a1088-c4\"><a href=\"https:\/\/lessciensonautes.fr\/?page_id=171\" data-type=\"page\" data-id=\"171\">Autres missions\/ Missions catastrophes naturelles<\/a><br><a href=\"https:\/\/lessciensonautes.fr\/?page_id=7\" data-type=\"page\" data-id=\"7\">Boutique p\u00e9dagogique<\/a><br>Articles scientifiques<\/h3>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n<\/div><\/div>\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"hide","_kad_post_layout":"fullwidth","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[17],"tags":[],"class_list":["post-383","post","type-post","status-publish","format-standard","hentry","category-forces-de-la-nature"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":567,"url":"https:\/\/lessciensonautes.fr\/?p=567","url_meta":{"origin":383,"position":0},"title":"Mini volcan en \u00e9ruption","author":"admin","date":"avril 11, 2026","format":false,"excerpt":"Mini volcan en \u00e9ruption Tu veux apprendre \u00e0 fabriquer un volcan qui entre r\u00e9ellement en \u00e9ruption ? Cette exp\u00e9rience classique au bicarbonate est un projet scientifique id\u00e9al \u00e0 faire \u00e0 la maison ou en classe. Dans ce guide, tu vas apprendre \u00e0 construire un volcan r\u00e9aliste \u00e9tape par \u00e9tape, puis\u2026","rel":"","context":"Article similaire","block_context":{"text":"Article similaire","link":""},"img":{"alt_text":"Young students in red exploring science with microscopes in a classroom setting.","src":"https:\/\/i0.wp.com\/lessciensonautes.fr\/wp-content\/uploads\/2026\/04\/young-students-in-red-exploring-science-with-microscopes-in-a-classroom-setting.-31864441-scaled.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/lessciensonautes.fr\/wp-content\/uploads\/2026\/04\/young-students-in-red-exploring-science-with-microscopes-in-a-classroom-setting.-31864441-scaled.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/lessciensonautes.fr\/wp-content\/uploads\/2026\/04\/young-students-in-red-exploring-science-with-microscopes-in-a-classroom-setting.-31864441-scaled.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/lessciensonautes.fr\/wp-content\/uploads\/2026\/04\/young-students-in-red-exploring-science-with-microscopes-in-a-classroom-setting.-31864441-scaled.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/lessciensonautes.fr\/wp-content\/uploads\/2026\/04\/young-students-in-red-exploring-science-with-microscopes-in-a-classroom-setting.-31864441-scaled.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/lessciensonautes.fr\/wp-content\/uploads\/2026\/04\/young-students-in-red-exploring-science-with-microscopes-in-a-classroom-setting.-31864441-scaled.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/lessciensonautes.fr\/index.php?rest_route=\/wp\/v2\/posts\/383","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lessciensonautes.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lessciensonautes.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lessciensonautes.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lessciensonautes.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=383"}],"version-history":[{"count":69,"href":"https:\/\/lessciensonautes.fr\/index.php?rest_route=\/wp\/v2\/posts\/383\/revisions"}],"predecessor-version":[{"id":484,"href":"https:\/\/lessciensonautes.fr\/index.php?rest_route=\/wp\/v2\/posts\/383\/revisions\/484"}],"wp:attachment":[{"href":"https:\/\/lessciensonautes.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=383"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lessciensonautes.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=383"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lessciensonautes.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=383"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}