{"id":1006,"date":"2017-11-02T20:37:25","date_gmt":"2017-11-02T19:37:25","guid":{"rendered":"http:\/\/agora.xtec.cat\/escjaume1rllivia\/?p=1006"},"modified":"2020-05-15T00:36:25","modified_gmt":"2020-05-14T22:36:25","slug":"experimentem-a-6e","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/escjaume1rllivia\/portada\/general\/experimentem-a-6e\/","title":{"rendered":"Experimentem a 6\u00e8"},"content":{"rendered":"<p>Amb els alumnes de 6\u00e8\u00a0 vam fer un experiment per treballar l\u2019energia calor\u00edfica del sol i els colors.<\/p>\n<p><u>Hip\u00f2tesi\u00a0 de l\u2019experiment<\/u>\u00a0: la hip\u00f2tesi era si es podrien rebentar uns globus de colors\u00a0 amb la calor obtinguda de l\u2019energia solar i amb l\u2019ajuda d\u2019una lupa? S\u00ed? No? Per qu\u00e8?<\/p>\n<p>Si es rebenten&#8230; ho faran\u00a0 al mateix temps o hi haur\u00e0 difer\u00e8ncia depenent del color que tinguin? Colors Negre, blanc, taronja i verd.<\/p>\n<p><u>Materials<\/u>:<\/p>\n<ul>\n<li>Globus de colors\u00a0: \u00e9s important que n\u2019hi hagi de blanc i de negres, a m\u00e9s d\u2019altres colors.<\/li>\n<li>Lupes<\/li>\n<li>Un dia assolellat.<\/li>\n<\/ul>\n<p><u>Procediment (com ho farem):<\/u><\/p>\n<p>Vam fer \u00a0parelles i cada un amb \u00a04 globus: 1 negre, 1 blanc i dos d\u2019altres colors(taronja, verd&#8230;).<\/p>\n<p>Vam anar al pati i vam botir els globus, cada parella un de cada color. Vam col\u00b7locar la lupa a prop i vam observar \u00a0si es complien \u00a0les hip\u00f2tesis que ens hav\u00edem plantejat:<\/p>\n<p><u>Conclusions (qu\u00e8 hem apr\u00e8s): <\/u><\/p>\n<p>Aquest experiment serveix per comprovar la reflexi\u00f3 de la llum. Quan la llum blanca del sol, que cont\u00e9 tots els colors de l\u2019arc de sant Mart\u00ed,\u00a0 xoca contra un objecte opac, absorbeix tots els colors i reflecteix nom\u00e9s un, el color que veiem. Per exemple, si veiem un objecte de color verd, aquell objecte absorbeix tots els colors i reflecteix el color verd, que es el seu color. Amb el blanc passa que absorbeix tots els colors i els reflecteix tots, per aix\u00f2 \u00e9s blanc. . I amb negre el contrari: absorbeix tots els colors i no en deixa anar cap. Per aix\u00f2 \u00e9s negre.<\/p>\n<p>Aplicacions pr\u00e0ctiques de l\u2019experiment: per aix\u00f2 a l\u2019estiu el color de la roba \u00e9s m\u00e9s blanc o m\u00e9s clar. Les cases de llocs on fa molta calor les pinten de blanc perqu\u00e8 no s\u2019escalfin tant. Cotxes de color blanc no s\u2019escalfen a dins tant com cotxes de color negre.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Amb els alumnes de 6\u00e8\u00a0 vam fer un experiment per treballar l\u2019energia calor\u00edfica del sol i els colors. Hip\u00f2tesi\u00a0 de l\u2019experiment\u00a0: la hip\u00f2tesi era si es podrien rebentar uns globus de colors\u00a0 amb la calor obtinguda de l\u2019energia solar i amb l\u2019ajuda d\u2019una lupa? S\u00ed? No? Per qu\u00e8? Si es rebenten&#8230; ho faran\u00a0 al mateix [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"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,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[55,1,4],"tags":[],"class_list":["post-1006","post","type-post","status-publish","format-standard","hentry","category-superior","category-general","category-portada"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/escjaume1rllivia\/wp-json\/wp\/v2\/posts\/1006","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/escjaume1rllivia\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/escjaume1rllivia\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escjaume1rllivia\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escjaume1rllivia\/wp-json\/wp\/v2\/comments?post=1006"}],"version-history":[{"count":3,"href":"https:\/\/agora.xtec.cat\/escjaume1rllivia\/wp-json\/wp\/v2\/posts\/1006\/revisions"}],"predecessor-version":[{"id":2637,"href":"https:\/\/agora.xtec.cat\/escjaume1rllivia\/wp-json\/wp\/v2\/posts\/1006\/revisions\/2637"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/escjaume1rllivia\/wp-json\/wp\/v2\/media?parent=1006"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/escjaume1rllivia\/wp-json\/wp\/v2\/categories?post=1006"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/escjaume1rllivia\/wp-json\/wp\/v2\/tags?post=1006"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}