{"id":4954,"date":"2017-06-08T20:35:02","date_gmt":"2017-06-08T18:35:02","guid":{"rendered":"http:\/\/blocs.xtec.cat\/cdacansantoi\/?p=4954"},"modified":"2017-07-04T10:34:22","modified_gmt":"2017-07-04T08:34:22","slug":"tallers-denergia-solar-3","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/portada\/tallers-denergia-solar-3\/","title":{"rendered":"Tallers d&#8217;energia solar"},"content":{"rendered":"<p style=\"text-align: justify;\">El dimecres 31 de maig els\u00a0alumnes de 6\u00e8\u00a0de l&#8217;Escola Joan Juncadella de Sant Vicen\u00e7 dels Horts\u00a0han realitzat \u00a0tres tallers relacionats amb l\u2019energia solar.<\/p>\n<p style=\"text-align: justify;\">Primer han fet una petita introducci\u00f3 sobre els diferents raigs que emet el Sol i la seva utilitat. Despr\u00e9s, dividits en petits grups, han dut a terme tres tallers: el taller fotovoltaic, el taller amb col\u00b7lectors solars i el de la cuina solar.<\/p>\n<p style=\"text-align: justify;\">1- En <strong>el taller fotovoltaic<\/strong> han generat electricitat mitjan\u00e7ant una placa fotovoltaica tot utilitzant la llum del Sol. Amb l\u2019electricitat obtinguda aconseguien moure\u00a0les aspes que estaven connectades a un motoret.<\/p>\n<p style=\"text-align: justify;\"><a href=\"http:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2017\/06\/IMG_20170531_115351.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-medium wp-image-4957\" src=\"http:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2017\/06\/IMG_20170531_115351-300x225.jpg\" alt=\"IMG_20170531_115351\" width=\"300\" height=\"225\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2017\/06\/IMG_20170531_115351-300x225.jpg 300w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2017\/06\/IMG_20170531_115351-768x576.jpg 768w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2017\/06\/IMG_20170531_115351-1024x768.jpg 1024w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2017\/06\/IMG_20170531_115351-200x150.jpg 200w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2017\/06\/IMG_20170531_115351.jpg 2048w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>2- En <strong>el taller dels col\u00b7lectors solars<\/strong> han posat aigua dins unes m\u00e0negues negres que\u00a0deixaven exposades al sol durant una hora i mitja dins d\u2019unes caixes de fusta per despr\u00e9s valorar l\u2019augment de temperatura de l\u2019aigua causat per la calor del Sol. A m\u00e9s\u00a0els col\u00b7lectors solars de cada grup presentaven variacions en el seu disseny: una tenia dos capes de pl\u00e0stic metacrilat, una altra una sola capa de metacrilat i la tercera no en tenia cap.\u00a0La finalitat d\u2019aquestes difer\u00e8ncies era comprovar l&#8217;efecte hivernacle. Pr\u00e8viament, els alumnes s\u2019han preguntat quin\u00a0col\u00b7lector\u00a0tindria la m\u00e0nega amb l\u2019aigua m\u00e9s calenta i perqu\u00e8.<\/p>\n<p style=\"text-align: justify;\">3- En el taller de la <strong>cuina solar<\/strong> han comprovat que la forma\u00a0parab\u00f2lica de la cuina\u00a0fa que la radiaci\u00f3 calor\u00edfica del Sol es concentri en el seu centre on hi ha\u00a0una olla negra i s&#8217;obtenen aix\u00ed\u00a0unes temperatures elevades. Tamb\u00e9 han apr\u00e8s com s\u2019ha d\u2019orientar per a que el seu funcionament sigui m\u00e9s eficient i per tal que les pomes amb sucre que han preparat es fessin el m\u00e9s r\u00e0pid possible.<br \/>\nPer acabar, els grups que havien fet el taller de cuina solar i el del col\u00b7lectorsse\u2019ls han explicat entre ells i entre tots hem acabat de fer la mesura de la temperatura de l\u2019aigua dels col\u00b7lectors solars.<\/p>\n<p style=\"text-align: justify;\"><a href=\"http:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2017\/06\/2.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-thumbnail wp-image-4966\" src=\"http:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2017\/06\/2-150x150.jpg\" alt=\"2\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">Us esperem el curs vinent!<\/p>\n<p style=\"text-align: justify;\">Podeu trobar m\u00e9s informaci\u00f3 d\u2019aquests tallers al<a title=\"El nostre amic el sol\" href=\"http:\/\/blocs.xtec.cat\/cdacansantoi\/el-nostre-amic-el-sol\/\"> descriptiu de l\u2019activitat<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>El dimecres 31 de maig els\u00a0alumnes de 6\u00e8\u00a0de l&#8217;Escola Joan Juncadella de Sant Vicen\u00e7 dels Horts\u00a0han realitzat \u00a0tres tallers relacionats amb l\u2019energia solar. Primer han fet una petita introducci\u00f3 sobre els diferents raigs que emet el Sol i la seva utilitat. Despr\u00e9s, dividits en petits grups, han dut a terme tres tallers: el taller fotovoltaic, [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":2387,"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":[29,265],"tags":[],"class_list":["post-4954","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-portada","category-visites"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/4954","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/comments?post=4954"}],"version-history":[{"count":2,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/4954\/revisions"}],"predecessor-version":[{"id":8976,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/4954\/revisions\/8976"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media\/2387"}],"wp:attachment":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media?parent=4954"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/categories?post=4954"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/tags?post=4954"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}