{"id":17792,"date":"2023-06-08T14:59:46","date_gmt":"2023-06-08T12:59:46","guid":{"rendered":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/?p=17792"},"modified":"2023-06-08T15:01:21","modified_gmt":"2023-06-08T13:01:21","slug":"la-sinia-energetica-experimenta-amb-el-sol","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/la-sinia-energetica-experimenta-amb-el-sol\/","title":{"rendered":"La S\u00ednia energ\u00e8tica experimenta amb el Sol"},"content":{"rendered":"<p>Aquest dijous 8 de juny l&#8217;alumnat de 3r, de les classes &#8220;<em>La Mola<\/em>&#8221; i &#8220;<em>El Montcau<\/em>&#8220;, de l&#8217;<a href=\"https:\/\/agora.xtec.cat\/esc-lasiniamolins\/\"><strong>Escola La S\u00ednia<\/strong><\/a> de Molins de Rei s&#8217;han apropat a les instal\u00b7lacions del <a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/\">CdA Can Santoi<\/a> per experimentar amb l&#8217;energia solar.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-17804 alignleft\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/06\/munt-3-300x300.jpg\" alt=\"\" width=\"333\" height=\"333\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/06\/munt-3.jpg 300w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/06\/munt-3-150x150.jpg 150w\" sizes=\"auto, (max-width: 333px) 100vw, 333px\" \/>Despr\u00e9s d&#8217;una breu introducci\u00f3 sobre la utilitat dels diferents tipus de raigs que ens envia el Sol i de la influ\u00e8ncia que tenen l\u2019efecte hivernacle i el color negre sobre la temperatura,\u00a0 s\u2019han dividit en 6 grups de treball per fer diferents activitats.<\/p>\n<p>Com podem aprofitar l&#8217;energia que el Sol ens envia? Al <a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/\">CdA Can Santoi<\/a> els hi hem proposat tres activitats diferents relacionades amb la calor (la radiaci\u00f3 infraroja) i amb la llum (l&#8217;espectre visible):<\/p>\n<p>Primer han vist com les<a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/les-plaques-fotovoltaiques\/\" target=\"_blank\" rel=\"noopener\"> plaques fotovoltaiques<\/a> transformen la llum del Sol en electricitat muntant un senzill circuit el\u00e8ctric per fer anar un petit molinet.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-full wp-image-17798\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/06\/4-3.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/06\/4-3.jpg 300w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/06\/4-3-200x150.jpg 200w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/>Despr\u00e9s, 3 grups\u00a0han utilitzat una <strong><a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/articles-energia-solar\/la-cuina-solar\/\" target=\"_blank\" rel=\"noopener\">cuina solar parab\u00f2lica<\/a><\/strong>, que permet cuinar concentrant en el centre la calor provinent del Sol. Els cuiners solars han preparat una recepta de pomes al forn amb canyella i sucre en una olla negra. Els altres 3 grups, en canvi, han posat en marxa uns <strong><a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/portada\/col%c2%b7lectors-solars\/\" target=\"_blank\" rel=\"noopener\">col\u00b7lectors solars<\/a><\/strong> per comprovar si les m\u00e0negues de color negre escalfaven l\u2019aigua que hi havia dins. Han experimentat amb tres prototips diferents (un sense vidre, un amb un vidre i un amb doble vidre) per comprovar l&#8217;efici\u00e8ncia de l\u2019efecte hivernacle.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-17796 alignleft\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/06\/2-3.jpg\" alt=\"\" width=\"317\" height=\"236\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/06\/2-3.jpg 300w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/06\/2-3-200x150.jpg 200w\" sizes=\"auto, (max-width: 317px) 100vw, 317px\" \/>Per \u00faltim s\u2019han explicat m\u00fatuament el taller que no havien realitzat i han pogut confirmar o rebatre les seves hip\u00f2tesis de partida. Tot i que el col\u00b7lector solar de dos vidres ha estat el que s&#8217;ha escalfat m\u00e9s, la difer\u00e8ncia de temperatura amb el d&#8217;un vidre ha estat m\u00ednima, per aix\u00f2 han concl\u00f2s que el col\u00b7lector solar d&#8217;un vidre \u00e9s el m\u00e9s efica\u00e7.<\/p>\n<p>Han marxat r\u00e0pidament despr\u00e9s de dinar per tal de poder visitar els pollets que tenien a la granja del costat. Fins aviat Electros\u00ednia!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aquest dijous 8 de juny l&#8217;alumnat de 3r, de les classes &#8220;La Mola&#8221; i &#8220;El Montcau&#8220;, de l&#8217;Escola La S\u00ednia de Molins de Rei s&#8217;han apropat a les instal\u00b7lacions del CdA Can Santoi per experimentar amb l&#8217;energia solar. Despr\u00e9s d&#8217;una breu introducci\u00f3 sobre la utilitat dels diferents tipus de raigs que ens envia el Sol [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":17797,"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 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