{"id":5023,"date":"2019-10-17T13:05:22","date_gmt":"2019-10-17T11:05:22","guid":{"rendered":"http:\/\/agora.xtec.cat\/escmarquesdelapobla\/?p=5023"},"modified":"2020-11-08T12:06:43","modified_gmt":"2020-11-08T11:06:43","slug":"els-pols-es-desfan","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/infantil\/els-pols-es-desfan\/","title":{"rendered":"Els pols es desfan"},"content":{"rendered":"<p>L\u2019\u00c8lia arriba a la classe i ens diu que ens ha d\u2019explicar una not\u00edcia molt important que ha sentit: La terra s\u2019est\u00e0 desfent.<\/p>\n<p>Tots plegats hem escoltat amb atenci\u00f3 les explicacions de l\u2019\u00c8lia i coincidim que estem molt preocupats. Per qu\u00e8 el gel es desf\u00e0?<\/p>\n<p>Per entendre com passa aquest fenomen hem fet l\u2019experiment seg\u00fcent:<\/p>\n<ol>\n<li>Necessitem gel. Com el podem obtenir?<\/li>\n<\/ol>\n<ul>\n<li>Congelant aigua.<\/li>\n<li>On ho podem fer?<\/li>\n<li>A la cuina de l\u2019escola.<\/li>\n<\/ul>\n<p>Aix\u00ed doncs, posem aigua en una safata i la introdu\u00efm al congelador de la cuina. Hem d\u2019esperar.<\/p>\n<p>L\u2019endem\u00e0 al mat\u00ed el gel ja est\u00e0 fet.<\/p>\n<p>Parlem de perqu\u00e8 es congela l\u2019aigua.<\/p>\n<ol start=\"2\">\n<li>Quan tenim el gel parlem quins poden ser els motius pels quals es desf\u00e0.<\/li>\n<\/ol>\n<ul>\n<li>La calor.<\/li>\n<li>Quanta calor necessitem perqu\u00e8 es desfaci?<\/li>\n<li>Anem a comprovar: Posem una safata al sol i una a l\u2019ombra, a veure si la difer\u00e8ncia de temperatura afecta.<\/li>\n<li>Esperem a la tarda.<\/li>\n<\/ul>\n<ol start=\"3\">\n<li>Qu\u00e8 ha passat?<\/li>\n<\/ol>\n<p>Traiem el gel de les safates i ens adonem que tenen el gruix diferent. El gel que estava al sol \u00e9s m\u00e9s primet que el de l\u2019ombra, malgrat els dos s\u2019han desfet una mica.<\/p>\n<p>Entenem que la calor del planeta est\u00e0 desfent el gel dels pols.<\/p>\n<p>Qu\u00e8 fa tanta calor?<\/p>\n<p>Ho estem investigant, per\u00f2 ja tenim algunes idees: el fum, les m\u00e0quines&#8230; i l\u2019acci\u00f3 de l\u2019home. Hem de pensar una soluci\u00f3 a aquest mal!<\/p>\n<p>Despr\u00e9s, com us podeu imaginar amb l\u2019aigua freda i el gel van sorgir moltes idees xules&#8230;<\/p>\n<p><a href=\"https:\/\/photos.app.goo.gl\/myRP4zoCe1XhNUoN6\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large\" src=\"https:\/\/lh3.googleusercontent.com\/MfbLpDU0V1rg-G7WCT11QNUZGYfD6g7H8t-zMl-oWnhUA-gx2oANmxaiL3s6v1OR6wLYvGSbFYDwHvqpdWfj4_b0tr8U4x6t5XqMT1LwhtcXX5j_3zzitj6aohsSfRUjkLEzeUoZKrux1dP-_HVeeJcYNZ7MVAleH01Ce3EnOY4EDHMYj6kfLYUXC0XLAdGE7QCAblzvPub6mqqmkK2nG7N25LHP2BhzicYRxUUhvB6B0qTm_raiqQFzO8LuK81a-IINIjYaDBEF1AhG8AptXerrJDnO_BcZu4V8gBuiZqjojCFkOBd_bcHRQtwRtCz4bJqftsdro31sVMKIvuMyVwMjL3-toyVtGAySoa3GTSp2L0lN4RbjUxgYMD_WRjXaJTwVGM0smEOA-fs62Ef4YfdBoDPflxrCX8-WaCHXh8EAfTRfbMcIwi6iWpdE7soH819X6Xz2u755ZvdoVW0GarVX2_aGK4aDuLEk6G9hN8RJD8YiiwFzysWr3C0N4DX1wQHmOw2DbbVwtOF0-dBiaXdR_QDtiEQzEPPohT4T7VQHx4rmJFfKEJg6VASaxKSYM-gXUIlshyyJbvU_IXYeLTeL11_oWRg8pliZwJty1k-Pwsf5ExKO38hrcPZX5j5mfV-GSmyFwUuVcoJU9ljZANCY7Kgw4zt9YMYlQ8n6P1V7sGu6_eAhCts=w1000-h750-no\" width=\"1000\" height=\"750\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u2019\u00c8lia arriba a la classe i ens diu que ens ha d\u2019explicar una not\u00edcia molt important que ha sentit: La terra s\u2019est\u00e0 desfent. Tots plegats hem escoltat amb atenci\u00f3 les explicacions de l\u2019\u00c8lia i coincidim que estem molt preocupats. Per qu\u00e8 el gel es desf\u00e0? Per entendre com passa aquest fenomen hem fet l\u2019experiment seg\u00fcent: [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5024,"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-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":"","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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[224,2,80],"tags":[],"class_list":["post-5023","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-historic","category-infantil","category-escola"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/wp-json\/wp\/v2\/posts\/5023","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/wp-json\/wp\/v2\/comments?post=5023"}],"version-history":[{"count":1,"href":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/wp-json\/wp\/v2\/posts\/5023\/revisions"}],"predecessor-version":[{"id":5025,"href":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/wp-json\/wp\/v2\/posts\/5023\/revisions\/5025"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/wp-json\/wp\/v2\/media\/5024"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/wp-json\/wp\/v2\/media?parent=5023"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/wp-json\/wp\/v2\/categories?post=5023"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/escmarquesdelapobla\/wp-json\/wp\/v2\/tags?post=5023"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}