{"id":2773,"date":"2020-05-12T01:16:02","date_gmt":"2020-05-11T23:16:02","guid":{"rendered":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/?p=2773"},"modified":"2020-06-01T10:58:06","modified_gmt":"2020-06-01T08:58:06","slug":"llum-i-colors-primaria-infantil","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/general\/llum-i-colors-primaria-infantil\/","title":{"rendered":"EXPERIMENTEM A CASA (Prim\u00e0ria i Infantil) ACTIVITAT 5"},"content":{"rendered":"<p>Hola a tots i a totes!<\/p>\n<p>Avui continuarem experimentant amb la llum.<\/p>\n<p>Tot el que ens envolta t\u00e9 color o colors i per poder percebre&#8217;ls ha d&#8217;existir la llum. Sense llum no hi existeixen els colors.<\/p>\n<p>Isaac Newton ( cientific angl\u00e9s del segle XVIII ) va estudiar la llum solar ( anomenada tamb\u00e9 llum blanca ). En un experiment f\u00e9u passar la llum solar per un prisma de vidre i va descobrir que es descomponia en un feix de llums acolorides que es coneix com l&#8217;espectre de la llum blanca. En aquest espectre\u00a0 de llums acolorides,\u00a0 s&#8217;identifiquen set colors fonamentals : vermell, taronja, groc, verd, blau, indi (blau clar) i violeta<\/p>\n<p><a href=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/prisma100.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2783\" src=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/prisma100.jpg\" alt=\"\" width=\"320\" height=\"315\" srcset=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/prisma100.jpg 320w, https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/prisma100-300x295.jpg 300w\" sizes=\"auto, (max-width: 320px) 100vw, 320px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>PER SABER M\u00c9S PODEU VEURE AQUEST VIDEO<\/p>\n<p><iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/5E3kl_7_cT0\" width=\"560\" height=\"315\" frameborder=\"0\"><\/iframe><\/p>\n<p>&nbsp;<\/p>\n<p>Per comprovar la teoria intentarem descompondre la llum blanca amb un experiment senzill que simula un arc de sant Mart\u00ed.<\/p>\n<p>Despr\u00e9s, tornarem a compondre els colors que podem veure amb un altre experiment per tornar a veure el color blanc.<\/p>\n<p>SOM-HI!!!<\/p>\n<p>DATA: 11 de maig de 2020<br \/>\nT\u00cdTOL DE L\u2019ACTIVITAT:<br \/>\nLlum i colors<\/p>\n<p>\u00c0MBIT\/DIMENSI\u00d3: MEDI- El m\u00f3n que ens envolta<\/p>\n<p>OBJECTIUS DE LA SESSI\u00d3:<br \/>\n-Exploraci\u00f3 de les propietats de la llum<br \/>\n&#8211; Construcci\u00f3 de simuladors de fen\u00f2mens naturals.<br \/>\n-Observaci\u00f3 d\u2019un fenomen natural proper<\/p>\n<p>CRITERIS D\u2019AVALUACI\u00d3:<\/p>\n<p>Aquesta activitat estar\u00e0 ben feta si:<br \/>\nFas algun dels experiments proposats.<br \/>\nEn cas de no tenir el material explicar quin ha estat el teu problema.<\/p>\n<p>TEMPORALITZACI\u00d3\/DATA D\u2019ENTREGA: 18-05-2020<\/p>\n<p>DESENVOLUPAMENT DE L\u2019ACTIVITAT:<\/p>\n<p>Aquesta activitat consta de tres parts:<\/p>\n<p>Experiment 1: Fantasia de colors (descomposici\u00f3 de la llum blanca en els colors de l&#8217;arc de sant Mart\u00ed).<br \/>\nMaterial: 1 cd, una font de llum blanca, llanterna, m\u00f2bil, habitaci\u00f3 a les fosques.<\/p>\n<p>Procediment: Es tracta de projectar la llum blanca en el CD (part platejada) i anar movent el llum i el CD fins que vegis els colors de l&#8217;arc de sant Mart\u00ed a la paret o al sostre.<\/p>\n<p><a href=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/experimento_arco_iris_cd.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2784 size-thumbnail alignnone\" src=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/experimento_arco_iris_cd-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><a href=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/a86021be123df4418a77ac5f19640c5e.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-thumbnail wp-image-2785 alignnone\" src=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/a86021be123df4418a77ac5f19640c5e-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><a href=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/experimento_arco_iris_cd_linterna_2.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-thumbnail wp-image-2782 alignnone\" src=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/experimento_arco_iris_cd_linterna_2-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/experimento_arco_iris_cd_linterna.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-thumbnail wp-image-2781 alignnone\" src=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/experimento_arco_iris_cd_linterna-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><a href=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/22270d6db63ab5a1bbf18eb94ef940c2.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-thumbnail wp-image-2786 alignnone\" src=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/22270d6db63ab5a1bbf18eb94ef940c2-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><a href=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/crear-arco-iris-con-cd.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-thumbnail wp-image-2794 alignnone\" src=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/crear-arco-iris-con-cd-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" srcset=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/crear-arco-iris-con-cd-150x150.jpg 150w, https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/crear-arco-iris-con-cd-300x300.jpg 300w, https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/crear-arco-iris-con-cd-768x768.jpg 768w, https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/crear-arco-iris-con-cd.jpg 950w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<p><strong>Podeu jugar amb m\u00fasica i fer els efectes especials amb aquest procediment.<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-family: inherit;font-size: 1em\"><strong>Experiment 2:<\/strong> Disc de Newton (compondre la llum)<\/span><\/p>\n<p><strong>Material:\u00a0<\/strong>paper, cartro, fil, llapis, retoladors, plastidecors, tempera o aquarel\u00b7les de colors<\/p>\n<p><strong>Procediment<\/strong><\/p>\n<p>1. Dibuixem un cercle (podem ajudar-nos d&#8217;un CD o DVD).<\/p>\n<p>2. Dividim el cercle en set parts (m\u00e9s o menys iguals).<\/p>\n<p><span class=\"tlid-translation translation\" lang=\"ca\"><span title=\"\">3<\/span><span title=\"\">.<\/span> <span class=\"\" title=\"\">Pintem<\/span> <span title=\"\">cada sector<\/span> <span title=\"\">d&#8217;un d&#8217;aquests<\/span> <span title=\"\">colors<\/span><span title=\"\">:<\/span> <span title=\"\">vermell<\/span><span class=\"\" title=\"\">, taronja<\/span><span title=\"\">, groc<\/span><span title=\"\">, verd<\/span><span title=\"\">, blau fort, blau clar<\/span>\u00a0<span title=\"\">i<\/span> <span title=\"\">lila( millor violeta).<\/span><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Alerta!! no cambieu l&#8217;ordre del colors<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/d-de-n-pintat.jpg\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-thumbnail wp-image-2788\" src=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/d-de-n-pintat-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" srcset=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/d-de-n-pintat-150x150.jpg 150w, https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/d-de-n-pintat.jpg 225w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<p><span class=\"tlid-translation translation\" lang=\"ca\"><span title=\"\">4<\/span><span title=\"\">.<\/span> <span title=\"\">Retallem<\/span> <span title=\"\">el<\/span> cercle<span title=\"\">.<\/span><\/span><\/p>\n<p><span class=\"tlid-translation translation\" lang=\"ca\"><span title=\"\">5<\/span><span title=\"\">.<\/span> Dibuixem un cercle igual al cart\u00f3 i el retallem. Enganxem el cercle de paper pintat.<\/span><\/p>\n<p><span class=\"tlid-translation translation\" lang=\"ca\"><span title=\"\">6<\/span><span title=\"\">.Fem dos forats prop del centre i passem dos fils (d&#8217;uns 70\u202fcm). Els lliguem en els extrems i&#8230;.<\/span><\/span><\/p>\n<p><span class=\"tlid-translation translation\" lang=\"ca\"><span title=\"\">A punt! Per comprovar l&#8217;incre\u00efble efecte del nostre &#8220;disc m\u00e0gic&#8221; nom\u00e9s hem d&#8217;agafar les dues puntes del fil i comen\u00e7ar a donar voltes al cercle perqu\u00e8 es vagi enrotllant.<\/span><\/span><\/p>\n<p>Un cop ben enrotllat, tibem del fil pels dos costats alhora i &#8230; el disc comen\u00e7ar\u00e0 a girar a tota velocitat! Per\u00f2 el m\u00e9s impactant \u00e9s que, si ens fixem en els colors, comen\u00e7aran a &#8230;..Qu\u00e8 ha passat?<\/p>\n<p>Quins colors veus?<\/p>\n<p>&nbsp;<\/p>\n<p><iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/ePz6aNh0FQc\" width=\"560\" height=\"315\" frameborder=\"0\"><\/iframe><\/p>\n<p><span class=\"tlid-translation translation\" lang=\"ca\"><span title=\"\">7<\/span><span title=\"\">.<\/span> <span title=\"\">Opcionalment, en lloc de fil podem fer servir un llapis i girar el disc com si fos una baldufa.<\/span><\/span><\/p>\n<p><a href=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/llapis.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2789 size-full alignright\" src=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/llapis.jpg\" alt=\"\" width=\"259\" height=\"194\" srcset=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/llapis.jpg 259w, https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-content\/uploads\/usu2036\/2020\/05\/llapis-200x150.jpg 200w\" sizes=\"auto, (max-width: 259px) 100vw, 259px\" \/><\/a><\/p>\n<p><span class=\"tlid-translation translation\" lang=\"ca\"><span title=\"\">En aquest<\/span> <span title=\"\">cas<\/span> <span title=\"\">nom\u00e9s<\/span> <span title=\"\">cal fer un<\/span> <span title=\"\">forat al<\/span> <span title=\"\">centre.<\/span> <span title=\"\">Si els<\/span> <span title=\"\">nens<\/span> <span title=\"\">s\u00f3n<\/span> <span title=\"\">petits<\/span><span title=\"\">, aquesta \u00e9s una<\/span> <span title=\"\">bona<\/span> <span title=\"\">opci\u00f3,<\/span> <span title=\"\">perqu\u00e8<\/span> <span title=\"\">aix\u00ed<\/span> <span title=\"\">els \u00e9s m\u00e9s<\/span> <span title=\"\">f\u00e0cil<\/span> <span title=\"\">fer-lo girar<\/span><span title=\"\">.<\/span><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Envieu fotos, repostes, etc\u00a0 a :\u00a0 \u00a0 \u00a0 patricia.escoladelboscrubi@gmail.com<\/p>\n<p>&nbsp;<\/p>\n<p>Fins la pr\u00f2xima!!!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tot el que ens envolta t\u00e9 color o colors i per poder percebre&#8217;ls ha d&#8217;existir la llum. Sense llum no hi existeixen els colors.&hellip;  <a href=\"https:\/\/agora.xtec.cat\/escoladelboscrubi\/general\/llum-i-colors-primaria-infantil\/\" title=\"Read EXPERIMENTEM A CASA (Prim\u00e0ria i Infantil) ACTIVITAT 5\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":1,"featured_media":2795,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[1,2,4,5],"tags":[161],"class_list":["post-2773","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general","category-infantil","category-portada","category-primaria","tag-llum-i-colors"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-json\/wp\/v2\/posts\/2773","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-json\/wp\/v2\/comments?post=2773"}],"version-history":[{"count":3,"href":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-json\/wp\/v2\/posts\/2773\/revisions"}],"predecessor-version":[{"id":3534,"href":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-json\/wp\/v2\/posts\/2773\/revisions\/3534"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-json\/wp\/v2\/media\/2795"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-json\/wp\/v2\/media?parent=2773"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-json\/wp\/v2\/categories?post=2773"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/escoladelboscrubi\/wp-json\/wp\/v2\/tags?post=2773"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}