{"id":1768,"date":"2024-05-06T10:49:40","date_gmt":"2024-05-13T08:15:03","guid":{"rendered":"https:\/\/experiments.school\/?post_type=product&#038;p=1768"},"modified":"2024-05-13T10:15:03","modified_gmt":"2024-05-13T08:15:03","slug":"036-refraction-de-la-lumiere-a-la-surface-de-leau","status":"publish","type":"product","link":"https:\/\/experiments.school\/fr\/produkt\/036-refraction-de-la-lumiere-a-la-surface-de-leau\/","title":{"rendered":"036 &#8211; R\u00e9fraction de la lumi\u00e8re \u00e0 la surface de l\u2019eau\u00a0\u00a0"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<h2><b><span data-contrast=\"auto\">La lumi\u00e8re ne va pas toujours tout droit\u00a0 <\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/h2>\n<p>&nbsp;<\/p>\n<h2><span data-contrast=\"auto\">Introduction \u00e0: <\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/h2>\n<ul>\n<li><span data-contrast=\"auto\">R\u00e9fraction de la lumi\u00e8re\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">Observation et explication de la r\u00e9fraction de la lumi\u00e8re\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<\/ul>\n[video width=\"1440\" height=\"1440\" mp4=\"https:\/\/experiments.school\/wp-content\/uploads\/2024\/04\/36-video-Tasse-end.mp4\"][\/video]\n<p>&nbsp;<\/p>\n<h2><span data-contrast=\"auto\">Mat\u00e9riel:\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/h2>\n<ul>\n<li><span data-contrast=\"auto\">Tasse (grand)\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">Pi\u00e8ce\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">Colle\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">\u00c9pingler\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<\/ul>\n<h2><span data-contrast=\"auto\">Ex\u00e9cution:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/h2>\n<ul>\n<li><span data-contrast=\"auto\">Collez la pi\u00e8ce au fond de la tasse et appuyez dessus avec le stylo\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">Regardez par-dessus le bord pour ne plus voir la pi\u00e8ce\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">Maintenant, versez soigneusement de l\u2019eau dans la tasse\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">Attention \u00e0 ne pas changer de point de vue\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<\/ul>\n<h2><span data-contrast=\"auto\">Observation:\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/h2>\n<ul>\n<li><span data-contrast=\"auto\">Au fur et \u00e0 mesure que l\u2019eau est vers\u00e9e, la pi\u00e8ce r\u00e9appara\u00eet \u00e0 la vue.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<\/ul>\n<h2><span data-contrast=\"auto\">Explication:\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/h2>\n<ul>\n<li><span data-contrast=\"auto\">Un faisceau de lumi\u00e8re \u00e9manant de la pi\u00e8ce p\u00e9n\u00e8tre dans l\u2019\u0153il, m\u00eame si la pi\u00e8ce se trouve derri\u00e8re le bord de la tasse. Cela est possible en raison de la courbure que le faisceau lumineux subit en raison de la r\u00e9fraction \u00e0 la surface de l\u2019eau.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<\/ul>\n<h2><span data-contrast=\"auto\">Conseil:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/h2>\n<ul>\n<li><span data-contrast=\"auto\">Si la pi\u00e8ce n\u2019est pas coll\u00e9e, il y a un risque<\/span><span data-contrast=\"auto\"> qu\u2019elle glisse lorsque l\u2019eau est vers\u00e9e.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<\/ul>\n<h2><span data-contrast=\"auto\">Ordre de travail:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/h2>\n<ul>\n<li><span data-contrast=\"auto\">Pour les deux cas (sans et avec de l\u2019eau dans la tasse), dessinez le chemin de l\u2019acier l\u00e9ger de la pi\u00e8ce \u00e0 l\u2019\u0153il ! <\/span><\/li>\n<li><span data-contrast=\"auto\">Gardez \u00e0 l\u2019esprit que le faisceau lumineux se pliera \u00e0 la surface de l\u2019eau!<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<\/ul>\n<h2><span data-contrast=\"auto\">Solution de l\u2019ordre de travail :<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/h2>\n<p><a href=\"https:\/\/experiments.school\/wp-content\/uploads\/2024\/04\/Loesung-Arbeitsauftrag-36.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1761\" src=\"https:\/\/experiments.school\/wp-content\/uploads\/2024\/04\/Loesung-Arbeitsauftrag-36-300x169.jpg\" alt=\"\" width=\"300\" height=\"169\" srcset=\"https:\/\/experiments.school\/wp-content\/uploads\/2024\/04\/Loesung-Arbeitsauftrag-36-300x169.jpg 300w, https:\/\/experiments.school\/wp-content\/uploads\/2024\/04\/Loesung-Arbeitsauftrag-36-1024x576.jpg 1024w, https:\/\/experiments.school\/wp-content\/uploads\/2024\/04\/Loesung-Arbeitsauftrag-36-768x432.jpg 768w, https:\/\/experiments.school\/wp-content\/uploads\/2024\/04\/Loesung-Arbeitsauftrag-36-620x349.jpg 620w, https:\/\/experiments.school\/wp-content\/uploads\/2024\/04\/Loesung-Arbeitsauftrag-36.jpg 1152w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n","protected":false},"featured_media":1771,"template":"","meta":[],"product_brand":[],"product_cat":[967,885,893,896],"product_tag":[],"class_list":{"0":"post-1768","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-3-refraction-fr","7":"product_cat-c-optique-fr","8":"product_cat-g-tours-de-magie-fr","9":"product_cat-j-phsik-dans-la-cuisine","10":"","11":"woocommerce-text-align-left","12":"woocommerce-image-align-center","14":"first","15":"instock","16":"shipping-taxable","17":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/experiments.school\/fr\/wp-json\/wp\/v2\/product\/1768","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/experiments.school\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/experiments.school\/fr\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/experiments.school\/fr\/wp-json\/wp\/v2\/media\/1771"}],"wp:attachment":[{"href":"https:\/\/experiments.school\/fr\/wp-json\/wp\/v2\/media?parent=1768"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/experiments.school\/fr\/wp-json\/wp\/v2\/product_brand?post=1768"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/experiments.school\/fr\/wp-json\/wp\/v2\/product_cat?post=1768"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/experiments.school\/fr\/wp-json\/wp\/v2\/product_tag?post=1768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}