
{"id":1331,"date":"2015-02-01T19:38:00","date_gmt":"2015-02-01T19:38:00","guid":{"rendered":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/?p=1331"},"modified":"2015-02-01T19:38:00","modified_gmt":"2015-02-01T19:38:00","slug":"objectif-sciences-7","status":"publish","type":"post","link":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/2015\/02\/01\/objectif-sciences-7\/","title":{"rendered":"objectif sciences"},"content":{"rendered":"<p>Aujourd&rsquo;hui, avec Virginie et Selma, deux \u00e9tudiantes de l&rsquo;Ecole des Mines et Cathy une des enseignants, nous avons fait des exp\u00e9riences sur l&rsquo;\u00e9lectricit\u00e9.<\/p>\n<p>Avec du mat\u00e9riel, nous nous sommes interrog\u00e9s sur la r\u00e9alisation d&rsquo;un circuit ferm\u00e9, c&rsquo;est \u00e0 dire un circuit qui met en lien une pile , une ampoule et des fils.<\/p>\n<p><a href=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/circfermcuiv.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-thumbnail wp-image-1333\" src=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/circfermcuiv-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><a href=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/circfermealu.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-thumbnail wp-image-1334\" src=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/circfermealu-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><a href=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/helices.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-thumbnail wp-image-1335\" src=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/helices-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Lorsque tous les \u00e9l\u00e9ments sont en contact , l&rsquo;ampoule s&rsquo;allume: c&rsquo;est un circuit ferm\u00e9.<\/p>\n<p>Nous avons ensuite tri\u00e9 des mat\u00e9riaux en les ins\u00e9rant au fur et \u00e0 mesure dans le circuit.<\/p>\n<p>Quand l&rsquo;ampoule reste allum\u00e9e, l&rsquo;\u00e9l\u00e9ment est conducteur. (ci dessus, m\u00e9tal, cuivre, alu, moteur)<\/p>\n<p>Quand l&rsquo;ampoule s&rsquo;\u00e9teint, l&rsquo;\u00e9l\u00e9ment est isolant.<\/p>\n<p><a href=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/isolant.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-thumbnail wp-image-1336\" src=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/isolant-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a>petite caissette en carton: isolant<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Petit d\u00e9fi : Comment allumer une led?<\/p>\n<p>Au d\u00e9part, nous avons v\u00e9rifi\u00e9 si la pile \u00e9tait bien charg\u00e9e (avec un voltim\u00e8tre)<\/p>\n<p>Apr\u00e8s quelques h\u00e9sitations, Evan a remarqu\u00e9 qu&rsquo;il y avait un sens pour que la LED s&rsquo;allume. A bient\u00f4t!!<\/p>\n<p><a href=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/volti.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-thumbnail wp-image-1338\" src=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/volti-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/sensled.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-thumbnail wp-image-1337\" src=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-content\/uploads\/sites\/169\/2015\/02\/sensled-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aujourd&rsquo;hui, avec Virginie et Selma, deux \u00e9tudiantes de l&rsquo;Ecole des Mines et Cathy une des enseignants, nous avons fait des exp\u00e9riences sur l&rsquo;\u00e9lectricit\u00e9. Avec du mat\u00e9riel, nous nous sommes interrog\u00e9s sur la r\u00e9alisation d&rsquo;un circuit ferm\u00e9, c&rsquo;est \u00e0 dire un circuit qui met en lien une pile , une ampoule et des fils. &nbsp; &nbsp; &hellip; <a href=\"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/2015\/02\/01\/objectif-sciences-7\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">objectif sciences<\/span>  <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":3980,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"h5ap_radio_sources":[],"footnotes":""},"categories":[6],"tags":[],"post_folder":[],"class_list":["post-1331","post","type-post","status-publish","format-standard","hentry","category-ateliers-sciences"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-json\/wp\/v2\/posts\/1331","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-json\/wp\/v2\/users\/3980"}],"replies":[{"embeddable":true,"href":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-json\/wp\/v2\/comments?post=1331"}],"version-history":[{"count":0,"href":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-json\/wp\/v2\/posts\/1331\/revisions"}],"wp:attachment":[{"href":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-json\/wp\/v2\/media?parent=1331"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-json\/wp\/v2\/categories?post=1331"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-json\/wp\/v2\/tags?post=1331"},{"taxonomy":"post_folder","embeddable":true,"href":"https:\/\/passerelle2.ac-nantes.fr\/ecole-hopital-nantes\/wp-json\/wp\/v2\/post_folder?post=1331"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}