{"id":11932,"date":"2021-11-30T10:00:27","date_gmt":"2021-11-30T09:00:27","guid":{"rendered":"http:\/\/www.ert.tn\/pmf\/?p=11932"},"modified":"2021-11-30T10:00:28","modified_gmt":"2021-11-30T09:00:28","slug":"le-four-solaire-par-le-club-sciences-cm2-sixieme","status":"publish","type":"post","link":"https:\/\/www.ert.tn\/pmf\/2021\/11\/30\/le-four-solaire-par-le-club-sciences-cm2-sixieme\/","title":{"rendered":"Le four solaire par le club Sciences CM2\/Sixi\u00e8me"},"content":{"rendered":"\n<p>Une <strong>douzaine d\u2019\u00e9l\u00e8ves de CM2 et 6<\/strong><sup><strong>e<\/strong><\/sup> ont particip\u00e9 \u00e0 un club dont le but \u00e9tait de <strong>d\u00e9couvrir de fa\u00e7on ludique les science<\/strong>s tout en ayant une approche rigoureuse. Les \u00e9l\u00e8ves ont \u00e9t\u00e9 amen\u00e9s \u00e0 manipuler, effectuer des mesures, r\u00e9aliser des petites productions et utiliser l\u2019outil num\u00e9rique.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-1-e1638177362465-1024x751.jpg\" alt=\"\" class=\"wp-image-11944\" width=\"512\" height=\"376\" srcset=\"https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-1-e1638177362465-1024x751.jpg 1024w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-1-e1638177362465-300x220.jpg 300w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-1-e1638177362465-768x563.jpg 768w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-1-e1638177362465.jpg 1200w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Exp\u00e9rience avec une loupe<\/strong>: permet de mettre en \u00e9vidence le lien entre rayon lumineux et chaleur.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-2-1024x768.jpg\" alt=\"\" class=\"wp-image-11945\" width=\"512\" height=\"384\" srcset=\"https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-2-1024x768.jpg 1024w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-2-300x225.jpg 300w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-2-768x576.jpg 768w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><\/figure><\/div>\n\n\n\n<p>Utilisation du mat\u00e9riel optique du laboratoire de physique pour \u00e9tudier la <strong>r\u00e9flexion des rayons lumineux sur l\u2019aluminium<\/strong>.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-3-e1638177518567-1024x434.jpg\" alt=\"\" class=\"wp-image-11946\" width=\"512\" height=\"217\" srcset=\"https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-3-e1638177518567-1024x434.jpg 1024w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-3-e1638177518567-300x127.jpg 300w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-3-e1638177518567-768x325.jpg 768w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-3-e1638177518567.jpg 1444w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><\/figure><\/div>\n\n\n\n<p>Etude de l\u2019<strong>influence de la couleur sur la temp\u00e9rature<\/strong> (mesur\u00e9e \u00e0 l\u2019aide de multim\u00e8tres)<\/p>\n\n\n\n<p>A partir de ces exp\u00e9riences et en tenant compte des propri\u00e9t\u00e9s des mat\u00e9riaux utilis\u00e9s, les \u00e9l\u00e8ves ont r\u00e9alis\u00e9 un <strong>four solaire<\/strong> avec lequel ils ont <strong>r\u00e9ussi \u00e0 faire fondre du chocolat d\u00e9pos\u00e9 sur un biscuit<\/strong>. Il permet une <strong>cuisson \u00e9cologique et \u00e9conomique<\/strong> sans combustion ni production de dioxyde de carbone (gaz qui participe \u00e0 l\u2019augmentation de l\u2019effet de serre et au r\u00e9chauffement climatique).<\/p>\n\n\n\n<p><strong>Quelques fours produits par les \u00e9l\u00e8ves<\/strong>: <\/p>\n\n\n\n<ul class=\"wp-block-gallery columns-3 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"634\" src=\"http:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo8-e1638177837354-1024x634.jpg\" alt=\"\" data-id=\"11951\" data-link=\"http:\/\/www.ert.tn\/pmf\/?attachment_id=11951\" class=\"wp-image-11951\" srcset=\"https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo8-e1638177837354-1024x634.jpg 1024w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo8-e1638177837354-300x186.jpg 300w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo8-e1638177837354-768x476.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-7-1024x768.jpg\" alt=\"\" data-id=\"11950\" data-link=\"http:\/\/www.ert.tn\/pmf\/?attachment_id=11950\" class=\"wp-image-11950\" srcset=\"https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-7-1024x768.jpg 1024w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-7-300x225.jpg 300w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-7-768x576.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"715\" height=\"1024\" src=\"http:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-6-e1638177919320-715x1024.jpg\" alt=\"\" data-id=\"11949\" data-link=\"http:\/\/www.ert.tn\/pmf\/?attachment_id=11949\" class=\"wp-image-11949\" srcset=\"https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-6-e1638177919320-715x1024.jpg 715w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-6-e1638177919320-209x300.jpg 209w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-6-e1638177919320-768x1100.jpg 768w\" sizes=\"auto, (max-width: 715px) 100vw, 715px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"http:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-5-e1638177969926-768x1024.jpg\" alt=\"\" data-id=\"11948\" data-link=\"http:\/\/www.ert.tn\/pmf\/?attachment_id=11948\" class=\"wp-image-11948\" srcset=\"https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-5-e1638177969926-768x1024.jpg 768w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-5-e1638177969926-225x300.jpg 225w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-4-1024x768.jpg\" alt=\"\" data-id=\"11947\" data-link=\"http:\/\/www.ert.tn\/pmf\/?attachment_id=11947\" class=\"wp-image-11947\" srcset=\"https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-4-1024x768.jpg 1024w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-4-300x225.jpg 300w, https:\/\/www.ert.tn\/pmf\/wp-content\/uploads\/2021\/11\/Photo-4-768x576.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><\/ul>\n\n\n\n<p><em>Les professeurs encadrants&nbsp;: Mme Abdelghani, Mme Gaiji avec la collaboration de Mme Dupont<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une douzaine d&rsquo;&eacute;l&egrave;ves de CM2 et 6e ont particip&eacute; &agrave; un club dont le but &eacute;tait de d&eacute;couvrir de fa&ccedil;on<\/p>\n","protected":false},"author":2,"featured_media":11986,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[195,197,189],"tags":[],"class_list":["post-11932","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites-de-pmf","category-clubs","category-physique-chimie"],"_links":{"self":[{"href":"https:\/\/www.ert.tn\/pmf\/wp-json\/wp\/v2\/posts\/11932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ert.tn\/pmf\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ert.tn\/pmf\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ert.tn\/pmf\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ert.tn\/pmf\/wp-json\/wp\/v2\/comments?post=11932"}],"version-history":[{"count":2,"href":"https:\/\/www.ert.tn\/pmf\/wp-json\/wp\/v2\/posts\/11932\/revisions"}],"predecessor-version":[{"id":11987,"href":"https:\/\/www.ert.tn\/pmf\/wp-json\/wp\/v2\/posts\/11932\/revisions\/11987"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ert.tn\/pmf\/wp-json\/wp\/v2\/media\/11986"}],"wp:attachment":[{"href":"https:\/\/www.ert.tn\/pmf\/wp-json\/wp\/v2\/media?parent=11932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ert.tn\/pmf\/wp-json\/wp\/v2\/categories?post=11932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ert.tn\/pmf\/wp-json\/wp\/v2\/tags?post=11932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}