{"id":7856,"date":"2023-03-21T21:21:30","date_gmt":"2023-03-21T20:21:30","guid":{"rendered":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/?p=7856"},"modified":"2023-03-21T21:42:47","modified_gmt":"2023-03-21T20:42:47","slug":"les-ce2-lancent-des-demarches-experimentales","status":"publish","type":"post","link":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/","title":{"rendered":"D\u00e9marches exp\u00e9rimentales en CE2"},"content":{"rendered":"\n<p>Suite aux hypoth\u00e8ses \u00e9mises dans le protocole exp\u00e9rimental \u00ab\u00a0Rendre propre l&rsquo;eau sale\u00a0\u00bb, les CE2 m\u00e8nent des exp\u00e9riences pour valider ou pas leurs id\u00e9es.<br>* Il s&rsquo;agit d&rsquo;une premi\u00e8re filtration  appel\u00e9e \u00ab\u00a0grossi\u00e8re\u00a0\u00bb pour \u00e9liminer les plus gros d\u00e9bris. Avec l&rsquo;entonnoir \u00e0 plusieurs trous, on verse l&rsquo;eau.<\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-2 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"529\" height=\"592\" src=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/1.jpg\" alt=\"\" data-id=\"7860\" data-link=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/1-2\/\" class=\"wp-image-7860\" srcset=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/1.jpg 529w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/1-268x300.jpg 268w\" sizes=\"auto, (max-width: 529px) 85vw, 529px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"430\" height=\"486\" src=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/2.jpg\" alt=\"\" data-id=\"7861\" data-link=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/2-2\/\" class=\"wp-image-7861\" srcset=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/2.jpg 430w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/2-265x300.jpg 265w\" sizes=\"auto, (max-width: 430px) 85vw, 430px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"549\" height=\"563\" src=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/3.jpg\" alt=\"\" data-id=\"7862\" data-full-url=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/3.jpg\" data-link=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/3-2\/\" class=\"wp-image-7862\" srcset=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/3.jpg 549w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/3-293x300.jpg 293w\" sizes=\"auto, (max-width: 549px) 85vw, 549px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"626\" height=\"584\" src=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/4.jpg\" alt=\"\" data-id=\"7863\" data-full-url=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/4.jpg\" data-link=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/attachment\/4\/\" class=\"wp-image-7863\" srcset=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/4.jpg 626w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/4-300x280.jpg 300w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 984px) 61vw, (max-width: 1362px) 45vw, 600px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>Ensuite, deuxi\u00e8me filtration dite \u00ab\u00a0fine\u00a0\u00bb pour \u00e9liminer des d\u00e9bris et des particules plus fines. L&rsquo;eau est vers\u00e9e d\u00e9licatement pour ne pas enfoncer le coton dans le ballon.<\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-3 is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"685\" height=\"650\" src=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/5.jpg\" alt=\"\" data-id=\"7864\" data-full-url=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/5.jpg\" data-link=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/attachment\/5\/\" class=\"wp-image-7864\" srcset=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/5.jpg 685w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/5-300x285.jpg 300w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 984px) 61vw, (max-width: 1362px) 45vw, 600px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"558\" height=\"481\" src=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/6.jpg\" alt=\"\" data-id=\"7865\" data-full-url=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/6.jpg\" data-link=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/attachment\/6\/\" class=\"wp-image-7865\" srcset=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/6.jpg 558w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/6-300x259.jpg 300w\" sizes=\"auto, (max-width: 558px) 85vw, 558px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"518\" height=\"523\" src=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/7.jpg\" alt=\"\" data-id=\"7866\" data-full-url=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/7.jpg\" data-link=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/attachment\/7\/\" class=\"wp-image-7866\" srcset=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/7.jpg 518w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/7-297x300.jpg 297w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/7-150x150.jpg 150w\" sizes=\"auto, (max-width: 518px) 85vw, 518px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>La deuxi\u00e8me \u00e9tape consiste \u00e0 verser l&rsquo;eau obtenue dans un filtre \u00e0 caf\u00e9 qui devrait retenir les derni\u00e8res particules. On verse l&rsquo;eau du b\u00e9cher dans le filtre \u00e0 caf\u00e9.<\/p>\n\n\n\n<figure class=\"wp-block-gallery aligncenter columns-1 is-cropped wp-block-gallery-3 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"580\" height=\"649\" src=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/8.jpg\" alt=\"\" data-id=\"7867\" data-full-url=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/8.jpg\" data-link=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/attachment\/8\/\" class=\"wp-image-7867\" srcset=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/8.jpg 580w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/8-268x300.jpg 268w\" sizes=\"auto, (max-width: 580px) 85vw, 580px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>Peut-on boire d\u00e9sormais cette eau? Euh, non !  Elle ne fait pas envie&#8230; Mise en place de la derni\u00e8re exp\u00e9rience par \u00e9vaporation et condensation pour purifier cette eau. <\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-2 is-cropped wp-block-gallery-4 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"514\" height=\"514\" src=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/9.jpg\" alt=\"\" data-id=\"7868\" data-full-url=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/9.jpg\" data-link=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/attachment\/9\/\" class=\"wp-image-7868\" srcset=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/9.jpg 514w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/9-300x300.jpg 300w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/9-150x150.jpg 150w\" sizes=\"auto, (max-width: 514px) 85vw, 514px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"649\" height=\"621\" src=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/10.jpg\" alt=\"\" data-id=\"7869\" data-full-url=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/10.jpg\" data-link=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/attachment\/10\/\" class=\"wp-image-7869\" srcset=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/10.jpg 649w, https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-content\/uploads\/sites\/16\/2023\/03\/10-300x287.jpg 300w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 984px) 61vw, (max-width: 1362px) 45vw, 600px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p class=\"has-text-align-center\">Le principe est simple : chauffer l&rsquo;eau obtenue, elle s&rsquo;\u00e9vapore \u00e0  100 degr\u00e9s et va se condenser dans le tube (condenseur) et terminer sa course dans le b\u00e9cher. Dans le ballon, il reste alors les derni\u00e8res particules. <br><strong>L&rsquo;EAU EST LIMPIDE !<\/strong>  <strong>MISSION ACCOMPLIE pour nos scientifiques en herbe !<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Suite aux hypoth\u00e8ses \u00e9mises dans le protocole exp\u00e9rimental \u00ab\u00a0Rendre propre l&rsquo;eau sale\u00a0\u00bb, les CE2 m\u00e8nent des exp\u00e9riences pour valider ou pas leurs id\u00e9es.* Il s&rsquo;agit d&rsquo;une premi\u00e8re filtration appel\u00e9e \u00ab\u00a0grossi\u00e8re\u00a0\u00bb pour \u00e9liminer les plus gros d\u00e9bris. Avec l&rsquo;entonnoir \u00e0 plusieurs trous, on verse l&rsquo;eau. Ensuite, deuxi\u00e8me filtration dite \u00ab\u00a0fine\u00a0\u00bb pour \u00e9liminer des d\u00e9bris et des &hellip; <a href=\"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/2023\/03\/21\/les-ce2-lancent-des-demarches-experimentales\/\" class=\"more-link\">Continuer la lecture<span class=\"screen-reader-text\"> de &laquo;&nbsp;D\u00e9marches exp\u00e9rimentales en CE2&nbsp;&raquo;<\/span><\/a><\/p>\n","protected":false},"author":32,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7856","post","type-post","status-publish","format-standard","hentry","category-non-classe"],"_links":{"self":[{"href":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-json\/wp\/v2\/posts\/7856","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-json\/wp\/v2\/users\/32"}],"replies":[{"embeddable":true,"href":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-json\/wp\/v2\/comments?post=7856"}],"version-history":[{"count":2,"href":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-json\/wp\/v2\/posts\/7856\/revisions"}],"predecessor-version":[{"id":7872,"href":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-json\/wp\/v2\/posts\/7856\/revisions\/7872"}],"wp:attachment":[{"href":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-json\/wp\/v2\/media?parent=7856"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-json\/wp\/v2\/categories?post=7856"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sitesecoles43.ac-clermont.fr\/0430615k\/wp-json\/wp\/v2\/tags?post=7856"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}