{"id":20947,"date":"2024-10-03T10:15:04","date_gmt":"2024-10-03T08:15:04","guid":{"rendered":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/?p=20947"},"modified":"2024-10-03T15:00:29","modified_gmt":"2024-10-03T13:00:29","slug":"la-nostra-aventura-solar","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/la-nostra-aventura-solar\/","title":{"rendered":"La nostra aventura solar"},"content":{"rendered":"<p style=\"text-align: justify;\">El dia 1 d&#8217;octubre de 2024, els nois i les noies de 5\u00e8 de l\u2019<a href=\"https:\/\/agora.xtec.cat\/ceip-jrj\/\">Escola Juan Ram\u00f3n Jim\u00e9nez<\/a> de Martorell han participat en uns tallers d\u2019<a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/ambits\/recursos-del-medi-i-sostenibilitat\/el-nostre-amic-el-sol\/\">energia solar<\/a>\u00a0al\u00a0<a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/\" target=\"_blank\" rel=\"noopener\">Camp d\u2019aprenentatge Can Santoi<\/a> per aprendre sobre les energies renovables.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-20959\" style=\"text-align: justify;\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/10\/muntatge2-188x300.jpg\" alt=\"\" width=\"246\" height=\"393\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/10\/muntatge2-188x300.jpg 188w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/10\/muntatge2.jpg 250w\" sizes=\"auto, (max-width: 246px) 100vw, 246px\" \/><\/p>\n<p style=\"text-align: justify;\">Han iniciat <span style=\"font-family: inherit; font-size: 1em;\">el dia fent una reflexi\u00f3 sobre quins tipus de raigs ens envia el nostre amic el Sol i com els podem utilitzar. Tamb\u00e9 han discutit sobre si les energies r<\/span><span style=\"font-family: inherit; font-size: 1em;\">enovables ens ajuden contaminar menys i a estalviar energia. Despr\u00e9s d\u2019esmorzar, els tres grups han experimentat amb la <\/span><a style=\"font-family: inherit; font-size: 1em;\" href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/articles-energia-solar\/la-cuina-solar\/\" target=\"_blank\" rel=\"noopener\">cuina solar parab\u00f2lica<\/a><span style=\"font-family: inherit; font-size: 1em;\">, la producci\u00f3 d\u2019electricitat amb\u00a0<\/span><a style=\"font-family: inherit; font-size: 1em;\" href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/les-plaques-fotovoltaiques\/\" target=\"_blank\" rel=\"noopener\">plaques fotovoltaiques<\/a><span style=\"font-family: inherit; font-size: 1em;\">\u00a0i els\u00a0<\/span><a style=\"font-family: inherit; font-size: 1em;\" href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/portada\/col%c2%b7lectors-solars\/\" target=\"_blank\" rel=\"noopener\">col\u00b7lectors solars<\/a><span style=\"font-family: inherit; font-size: 1em;\">.<\/span><\/p>\n<p style=\"text-align: justify;\">Amb la cuina solar han comprovat que la forma parab\u00f2lica \u00e9s la que permet concentrar els raigs de sol en un punt en concret. Amb un recepta molt senzilla per fer pomes al forn amb sucre i canyella, han pogut comprovar experimentalment si el color de l&#8217;olla afecta la temperatura de cocci\u00f3. Amb l\u2019ajuda d\u2019un term\u00f2metre, han mesurat que l&#8217;aigua de l&#8217;olla blanca s&#8217;escalfava gaireb\u00e9 80 graus mentre que l&#8217;aigua de l\u2019olla negra pujava m\u00e9s de 90 graus en 50 minuts. Aix\u00ed, han pres consci\u00e8ncia sobre la utilitat d\u2019aquestes cuines tant senzilles i eficients per cuinar en llocs amb pocs recursos.<\/p>\n<p style=\"text-align: justify;\">Del tall<img loading=\"lazy\" decoding=\"async\" class=\" wp-image-20957 alignleft\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/10\/muntatge-223x300.jpg\" alt=\"\" width=\"264\" height=\"355\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/10\/muntatge-223x300.jpg 223w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/10\/muntatge.jpg 297w\" sizes=\"auto, (max-width: 264px) 100vw, 264px\" \/>er de producci\u00f3 d\u2019electricitat amb les plaques fotovoltaiques, han apr\u00e8s que representen una bona oportunitat per utilitzar energies renovables per a obtenir electricitat. En el taller han constru\u00eft un petit circuit per veure com la llum del sol es transforma en un corrent el\u00e8ctric que pot fer girar un molinet integrat en un petit motor.<\/p>\n<p style=\"text-align: justify;\">El darrer taller ha consistit en muntar uns col\u00b7lectors solars amb unes capses de fusta revestides d&#8217;a\u00efllant a l\u2019interior i una m\u00e0nega negra plena d&#8217;aigua. N\u2019han muntat tres prototips id\u00e8ntics, per\u00f2 amb diferent nombre de vidres de cobertora: un sense vidre, un altre amb un vidre i un tercer amb dos vidres. Ha servit per comprendre que podem captar la calor que prov\u00e9 del sol, transferir-la a l\u2019aigua i servir-nos de l\u2019efecte hivernacle per maximitzar aquest proc\u00e9s. En poc m\u00e9s d&#8217;una hora els dos col\u00b7lectors coberts amb vidres han aconseguit escalfar l\u2019aigua m\u00e9s de 70 graus!<\/p>\n<p style=\"text-align: justify;\">L&#8217;enhorabona per la feina feta! Moltes gr\u00e0cies i fins la propera!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El dia 1 d&#8217;octubre de 2024, els nois i les noies de 5\u00e8 de l\u2019Escola Juan Ram\u00f3n Jim\u00e9nez de Martorell han participat en uns tallers d\u2019energia solar\u00a0al\u00a0Camp d\u2019aprenentatge Can Santoi per aprendre sobre les energies renovables. Han iniciat el dia fent una reflexi\u00f3 sobre quins tipus de raigs ens envia el nostre amic el Sol [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":20952,"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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