{"id":6009,"date":"2022-09-29T21:39:00","date_gmt":"2022-09-29T19:39:00","guid":{"rendered":"http:\/\/www.clg-bastie-velizy.ac-versailles.fr\/?p=6009"},"modified":"2022-10-04T13:40:11","modified_gmt":"2022-10-04T11:40:11","slug":"et-si-on-se-faisait-des-sciences-a-paris","status":"publish","type":"post","link":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/?p=6009","title":{"rendered":"Et si on se faisait des Sciences \u00e0 Paris?"},"content":{"rendered":"<p style=\"text-align: justify\">Jeudi 29 septembre, les \u00e9l\u00e8ves de l\u2019option &#8220;des M\u00e9tiers et des Sciences&#8221;, constitu\u00e9e de 25 \u00e9l\u00e8ves des classes de 3<sup>\u00e8me<\/sup>3 et 3<sup>\u00e8me<\/sup>6, se sont rendus aux \u00c9tincelles du Palais de la D\u00e9couverte et au Mus\u00e9e des Arts et M\u00e9tiers avec Mme BELLET et Mme GERVAIS.<\/p>\n\n\t\t<div id='gallery-1' class='gallery galleryid-6009 gallery-columns-3 gallery-size-thumbnail gallery1'><script type=\"text\/javascript\">\r\n\/\/ <![CDATA[\r\n\tjQuery(document).ready(function () {\r\n\t\tjQuery(\".gallery1 a\").attr(\"rel\",\"gallery1\");\t\r\n\t\tjQuery('a[rel=\"gallery1\"]').colorbox({maxWidth:\"95%\", maxHeight:\"95%\",title: function(){ return jQuery(this).children().attr(\"alt\"); }, });\r\n\t});\r\n\/\/ ]]>\r\n<\/script>\n<figure class=\"gallery-item\">\n<div class=\"gallery-icon\">\r\n<a href=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/20220929_132811-scaled.jpg\" title=\"\" rel=\"gallery1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/20220929_132811-150x150.jpg\" width=\"150\" height=\"150\" alt=\"\" \/><\/a>\r\n<\/div><\/figure><figure class=\"gallery-item\">\n<div class=\"gallery-icon\">\r\n<a href=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique9-scaled.jpg\" title=\"\" rel=\"gallery1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique9-150x150.jpg\" width=\"150\" height=\"150\" alt=\"\" \/><\/a>\r\n<\/div><\/figure><figure class=\"gallery-item\">\n<div class=\"gallery-icon\">\r\n<a href=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique10-scaled.jpg\" title=\"\" rel=\"gallery1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique10-150x150.jpg\" width=\"150\" height=\"150\" alt=\"\" \/><\/a>\r\n<\/div><\/figure>\r\n\t\t<\/div>\n\n<p style=\"text-align: justify\"><strong><u>Aux Etincelles<\/u><\/strong>, les \u00e9l\u00e8ves ont assist\u00e9 \u00e0 deux m\u00e9diations. Une m\u00e9diation de Physique sur l\u2019\u00e9lectricit\u00e9 statique et une m\u00e9diation de Math\u00e9matiques.<\/p>\n\n\t\t<div id='gallery-2' class='gallery galleryid-6009 gallery-columns-4 gallery-size-thumbnail gallery1'><script type=\"text\/javascript\">\r\n\/\/ <![CDATA[\r\n\tjQuery(document).ready(function () {\r\n\t\tjQuery(\".gallery1 a\").attr(\"rel\",\"gallery1\");\t\r\n\t\tjQuery('a[rel=\"gallery1\"]').colorbox({maxWidth:\"95%\", maxHeight:\"95%\",title: function(){ return jQuery(this).children().attr(\"alt\"); }, });\r\n\t});\r\n\/\/ ]]>\r\n<\/script>\n<figure class=\"gallery-item\">\n<div class=\"gallery-icon\">\r\n<a href=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique2-scaled.jpg\" title=\"\" rel=\"gallery1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique2-150x150.jpg\" width=\"150\" height=\"150\" alt=\"\" \/><\/a>\r\n<\/div><\/figure><figure class=\"gallery-item\">\n<div class=\"gallery-icon\">\r\n<a href=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique6-scaled.jpg\" title=\"\" rel=\"gallery1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique6-150x150.jpg\" width=\"150\" height=\"150\" alt=\"\" \/><\/a>\r\n<\/div><\/figure><figure class=\"gallery-item\">\n<div class=\"gallery-icon\">\r\n<a href=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique4-scaled.jpg\" title=\"\" rel=\"gallery1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique4-150x150.jpg\" width=\"150\" height=\"150\" alt=\"\" \/><\/a>\r\n<\/div><\/figure><figure class=\"gallery-item\">\n<div class=\"gallery-icon\">\r\n<a href=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique3-scaled.jpg\" title=\"\" rel=\"gallery1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique3-150x150.jpg\" width=\"150\" height=\"150\" alt=\"\" \/><\/a>\r\n<\/div><\/figure>\r\n\t\t<\/div>\n\n<p style=\"text-align: justify\"><strong>En Physique<\/strong>, les \u00e9l\u00e8ves ont pu d\u00e9couvrir que les ph\u00e9nom\u00e8nes \u00e9lectrostatiques sont nombreux dans la vie de tous les jours : petite \u00e9tincelle en descendant de la voiture ou en mettant son pull, foudre, mais aussi de nombreux autres exemples. A tr\u00e8s petite \u00e9chelle, les forces \u00e9lectrostatiques sont en \u0153uvre au c\u0153ur de la mati\u00e8re. L\u2019expos\u00e9 a permis d\u2019\u00e9tudier les forces \u00e9lectrostatiques \u00e0 l&#8217;aide de nombreuses exp\u00e9riences, la plupart r\u00e9alis\u00e9e \u00e0 l&#8217;aide d&#8217;une machine haute tension d\u00e9livrant 100 000 volts et avec la participation des \u00e9l\u00e8ves quelquefois bien surpris.<\/p>\n<!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n\t<div class=\"wp-playlist wp-video-playlist wp-playlist-light\">\n\t\t<video controls=\"controls\" preload=\"none\" width=\"618\"\n\t\t height=\"348\"\t><\/video>\n\t<div class=\"wp-playlist-next\"><\/div>\n\t<div class=\"wp-playlist-prev\"><\/div>\n\t<noscript>\n\t<ol>\n\t\t<li><a href='https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/etincelles_Km0dazWO.mp4'>Etincelles - Exp\u00e9rience de Physique<\/a><\/li>\t<\/ol>\n\t<\/noscript>\n\t<script type=\"application\/json\" class=\"wp-playlist-script\">{\"type\":\"video\",\"tracklist\":true,\"tracknumbers\":true,\"images\":true,\"artists\":true,\"tracks\":[{\"src\":\"https:\\\/\\\/clg-bastie-velizy.ac-versailles.fr\\\/wp-content\\\/uploads\\\/sites\\\/174\\\/2022\\\/10\\\/etincelles_Km0dazWO.mp4\",\"type\":\"video\\\/mp4\",\"title\":\"Etincelles - Exp\\u00e9rience de Physique\",\"caption\":\"\",\"description\":\"\",\"meta\":{\"length_formatted\":\"1:43\"},\"dimensions\":{\"original\":{\"width\":1920,\"height\":1080},\"resized\":{\"width\":618,\"height\":348}},\"image\":{\"src\":\"https:\\\/\\\/clg-bastie-velizy.ac-versailles.fr\\\/wp-includes\\\/images\\\/media\\\/video.svg\",\"width\":48,\"height\":64},\"thumb\":{\"src\":\"https:\\\/\\\/clg-bastie-velizy.ac-versailles.fr\\\/wp-includes\\\/images\\\/media\\\/video.svg\",\"width\":48,\"height\":64}}]}<\/script>\n<\/div>\n\t\n<p style=\"text-align: justify\"><strong>En math\u00e9matiques,<\/strong> il a \u00e9t\u00e9 question des surfaces minimisant leur aire sous contrainte, probl\u00e8me plus connu sous le nom de probl\u00e8me des \u00ab bulles de savon \u00bb : Et par exemple les \u00e9l\u00e8ves ont pu observer une Cat\u00e9no\u00efde obtenue en plongeant dans l\u2019eau savonneuse deux cercles parall\u00e8les assez proches. C\u2019est cette surface l\u00e9g\u00e8rement incurv\u00e9e qui minimise l\u2019aire entre les 2 cercles et non pas le cylindre.<\/p>\n<p style=\"text-align: justify\">Et que se passe-t-il si on \u00e9carte progressivement les anneaux ?<\/p>\n<p style=\"text-align: justify\">L\u2019expos\u00e9 a d\u00e9bouch\u00e9 sur le probl\u00e8me de Steiner\u00a0: \u00ab\u00a0Quel est le chemin le plus court reliant un ensemble de points donn\u00e9s\u00a0\u00bb ou d\u2019un point de vue pratique \u00ab\u00a0Comment minimiser le co\u00fbt d\u2019un r\u00e9seau routier reliant diff\u00e9rentes villes entre elles\u00a0?\u00a0\u00bb<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify\">L\u2019apr\u00e8s-midi, les \u00e9l\u00e8ves ont effectu\u00e9 une visite du <strong>mus\u00e9e des Arts et M\u00e9tiers<\/strong> o\u00f9 il n\u2019y a ni des Arts, ni des M\u00e9tiers mais plut\u00f4t de nombreuses inventions toujours en lien avec les Sciences. Ils ont d\u00e9couvert le pendule de Foucault ou comment montrer la rotation de la terre sur elle-m\u00eame. Ils ont \u00e9galement pu \u00e9couter l\u2019histoire d\u2019un des premiers avions de Cl\u00e9ment Ader : Aquilon. Il roula le long de la piste circulaire de 450 m de diam\u00e8tre de l&#8217;a\u00e9rodrome militaire de Satory, les 12 et 14 octobre 1897 et r\u00e9alisa un court vol sur 50 m \u00e0 20 cm au-dessus de la piste. Et puis les \u00e9l\u00e8ves ont observ\u00e9 les premiers automates r\u00e9gl\u00e9s comme des horloges, avec des m\u00e9canismes d\u2019engrenages notamment la joueuse de Tympanon repr\u00e9sentant Marie Antoinette.<\/p>\n\n\t\t<div id='gallery-3' class='gallery galleryid-6009 gallery-columns-4 gallery-size-thumbnail gallery1'><script type=\"text\/javascript\">\r\n\/\/ <![CDATA[\r\n\tjQuery(document).ready(function () {\r\n\t\tjQuery(\".gallery1 a\").attr(\"rel\",\"gallery1\");\t\r\n\t\tjQuery('a[rel=\"gallery1\"]').colorbox({maxWidth:\"95%\", maxHeight:\"95%\",title: function(){ return jQuery(this).children().attr(\"alt\"); }, });\r\n\t});\r\n\/\/ ]]>\r\n<\/script>\n<figure class=\"gallery-item\">\n<div class=\"gallery-icon\">\r\n<a href=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/La-joueuse-de-tympanon-Musee-des-Arts-et-metiers-de-Paris1.jpg\" title=\"\" rel=\"gallery1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/La-joueuse-de-tympanon-Musee-des-Arts-et-metiers-de-Paris1-150x150.jpg\" width=\"150\" height=\"150\" alt=\"\" \/><\/a>\r\n<\/div><\/figure><figure class=\"gallery-item\">\n<div class=\"gallery-icon\">\r\n<a href=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique8-scaled.jpg\" title=\"\" rel=\"gallery1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique8-150x150.jpg\" width=\"150\" height=\"150\" alt=\"\" \/><\/a>\r\n<\/div><\/figure><figure class=\"gallery-item\">\n<div class=\"gallery-icon\">\r\n<a href=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique11-scaled.jpg\" title=\"\" rel=\"gallery1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique11-150x150.jpg\" width=\"150\" height=\"150\" alt=\"\" \/><\/a>\r\n<\/div><\/figure><figure class=\"gallery-item\">\n<div class=\"gallery-icon\">\r\n<a href=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique12-scaled.jpg\" title=\"\" rel=\"gallery1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clg-bastie-velizy.ac-versailles.fr\/wp-content\/uploads\/sites\/174\/2022\/10\/MaryseBastie-Physique12-150x150.jpg\" width=\"150\" height=\"150\" alt=\"\" \/><\/a>\r\n<\/div><\/figure>\r\n\t\t<\/div>\n\n<p style=\"text-align: justify\">Une journ\u00e9e bien remplie<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Jeudi 29 septembre, les \u00e9l\u00e8ves de l\u2019option &#8220;des M\u00e9tiers et des Sciences&#8221;, constitu\u00e9e de 25 \u00e9l\u00e8ves des classes de 3\u00e8me3 et 3\u00e8me6, se sont rendus aux \u00c9tincelles du Palais de la D\u00e9couverte et au Mus\u00e9e des Arts et M\u00e9tiers avec Mme BELLET et Mme GERVAIS. Aux Etincelles, les \u00e9l\u00e8ves ont assist\u00e9 \u00e0 deux m\u00e9diations. Une [&hellip;]<\/p>\n","protected":false},"author":1127,"featured_media":6022,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-6009","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vie-pedagogique"],"_links":{"self":[{"href":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/index.php?rest_route=\/wp\/v2\/posts\/6009","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/index.php?rest_route=\/wp\/v2\/users\/1127"}],"replies":[{"embeddable":true,"href":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6009"}],"version-history":[{"count":5,"href":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/index.php?rest_route=\/wp\/v2\/posts\/6009\/revisions"}],"predecessor-version":[{"id":6029,"href":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/index.php?rest_route=\/wp\/v2\/posts\/6009\/revisions\/6029"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/index.php?rest_route=\/wp\/v2\/media\/6022"}],"wp:attachment":[{"href":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6009"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6009"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/clg-bastie-velizy.ac-versailles.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6009"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}