{"id":21326,"date":"2024-11-08T09:20:55","date_gmt":"2024-11-08T08:20:55","guid":{"rendered":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/?p=21326"},"modified":"2024-11-13T10:27:58","modified_gmt":"2024-11-13T09:27:58","slug":"ubicacio-satellital-del-santa-anna-el-collegi-illuminat","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/ubicacio-satellital-del-santa-anna-el-collegi-illuminat\/","title":{"rendered":"Ubicaci\u00f3 satel\u00b7lital del Santa Anna, el col\u00b7legi il\u00b7luminat"},"content":{"rendered":"<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-21356\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/IMG_6038-259x300.jpg\" alt=\"\" width=\"250\" height=\"290\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/IMG_6038-259x300.jpg 259w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/IMG_6038.jpg 553w\" sizes=\"auto, (max-width: 250px) 100vw, 250px\" \/>Dijous 7 de novembre de 2024 els alumnes de 3r d\u2019ESO del <a href=\"https:\/\/www.cstanna.org\/\">Col\u00b7legi Santa Anna<\/a> de Lleida han viatjat fins el <a href=\"https:\/\/parcnaturalcollserola.cat\/\">Parc Natural de la Serra de Collserola<\/a> per realitzar dos projectes que ofereix el <a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/\">Camp d\u2019Aprenentatge de Can Santoi<\/a>: <a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/ambits\/orientacio-cartografia-relleu\/guiats-pels-satel%c2%b7lits-itinerari-amb-gps-eso\/\">Guiats per sat\u00e8l\u00b7lits<\/a> i <a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/ambits\/recursos-del-medi-i-sostenibilitat\/lenergia-solar-i-les-seves-aplicacions-eso\/\">L&#8217;energia solar i les seves aplicacions<\/a>.<\/p>\n<p style=\"text-align: justify;\">En primer lloc han comen\u00e7at coneixent com funciona el posicionador GPS i la br\u00faixola per poder seguir correctament el recorregut circular de Can Madolell vinculat amb la salut. Despr\u00e9s han preparat el material necessari (fitxes de reconeixement de roques i plantes, GPS d\u2019\u00faltima generaci\u00f3, br\u00faixola, rellotge intel\u00b7ligent, pl\u00e0nol i full de ruta). Llavor han fet un recorregut de prova per familiaritzar-se amb els instruments.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-21408 alignleft\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/muntatge.jpg\" alt=\"\" width=\"252\" height=\"300\" \/>Seguidament han fet 6 equips per seguir el recorregut circular de manera aut\u00f2noma, \u00fanicament utilitzant la ruta pr\u00e8viament gravada al GPS. El recorregut est\u00e0 plantejat com una gimcana, en la qual han anat resolent diverses proves al llarg del cam\u00ed amb l\u2019ajuda del material proporcionat, incloent la presa de signes vitals com la pressi\u00f3 arterial, la temperatura corporal, l\u2019oxigen en sang o la freq\u00fc\u00e8ncia card\u00edaca i respirat\u00f2ria. Amb les indicacions del GPS i comprovant el rumb amb els azimuts de la br\u00faixola tots els grups han completat la ruta sense problemes!<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-21355 alignright\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/IMG_6046-300x224.jpg\" alt=\"\" width=\"285\" height=\"213\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/IMG_6046-300x224.jpg 300w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/IMG_6046-200x150.jpg 200w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/IMG_6046.jpg 640w\" sizes=\"auto, (max-width: 285px) 100vw, 285px\" \/>Un cop han dinat per agafar forces, s\u2019han reorganitzat en tres grups per experimentar amb l\u2019energia del Sol. \u00c9s evident que el Sol ens proporciona molt\u00edssima energia que podem aprofitar per\u00f2, de quina manera? Una pluja d\u2019idees sobre els diferents tipus de raigs que ens arriben a la Terra o la influ\u00e8ncia de l\u2019efecte hivernacle i del color negre sobre la temperatura ha deixat clar que s\u00f3n uns grans coneixedors de l\u2019energia.<\/p>\n<p style=\"text-align: justify;\">Un dels grups ha experimentat com les plaques fotovoltaiques poden convertir la llum del sol en electricitat muntant un circuit tancat per fer anar un molinet. Com que el sol no s&#8217;ha deixat veure en tot el dia, han hagut d&#8217;utilitzar unes l\u00e0mpades d&#8217;estudi amb bombetes de 60w per tal d&#8217;excitar les plaques i alimentar un petit motor que fa girar els aspes d&#8217;un molinet. En canviar l&#8217;orientaci\u00f3 de les l\u00e0mpades o tapar-les parcialment, la velocitat del molinet ha disminu\u00eft fins aturar-se.<img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-21406 alignleft\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/1730996865917bis.jpg\" alt=\"\" width=\"284\" height=\"300\" \/><\/p>\n<p style=\"text-align: justify;\">El segon grup ha utilitzat una cuina solar parab\u00f2lica que permet coure aliments concentrant la calor provinent del Sol. Els cuiners solars han intentat preparar una recepta de pomes al forn dins una olla negra que malauradament no ha sobrepassat els 25 graus. Tot i les grans avantatges que presenta aquest tipus de cuina han comprovat<span style=\"font-family: inherit; font-size: 1em;\">\u00a0que dep\u00e8n totalment de les condicions meteorol\u00f2giques per un correcte funcionament.<\/span><\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-21358 alignright\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/IMG_6044-248x300.jpg\" alt=\"\" width=\"242\" height=\"293\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/IMG_6044-248x300.jpg 248w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/11\/IMG_6044.jpg 528w\" sizes=\"auto, (max-width: 242px) 100vw, 242px\" \/><\/p>\n<p style=\"text-align: justify;\">Finalment, el darrer grup preparat uns col\u00b7lectors solars per tal de comprovar si les m\u00e0negues de color negre poden escalfar l\u2019aigua. Tamb\u00e9 han experimentat diferents variants de col\u00b7lectors (sense vidre, amb un sol vidre i amb doble vidre) per reproduir l\u2019efecte hivernacle i verificar les seves hip\u00f2tesis inicials sobre quina de les tres variants \u00e9s m\u00e9s eficient. Tot i la poca radiaci\u00f3 solar, l&#8217;aigua dels dos col\u00b7lectors amb vidre ha assolit una major temperatura que la que contenia el col\u00b7lector sense vidre. Sembla que l&#8217;efecte hivernacle funciona fins i tot els dies de n\u00favol!<\/p>\n<p style=\"text-align: justify;\">Per concloure, els tres grups s\u2019han explicat m\u00fatuament els tallers que han realitzat per tal de tenir una visi\u00f3 completa del projecte. L\u2019enhorabona per la gran feina feta al llarg del dia!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dijous 7 de novembre de 2024 els alumnes de 3r d\u2019ESO del Col\u00b7legi Santa Anna de Lleida han viatjat fins el Parc Natural de la Serra de Collserola per realitzar dos projectes que ofereix el Camp d\u2019Aprenentatge de Can Santoi: Guiats per sat\u00e8l\u00b7lits i L&#8217;energia solar i les seves aplicacions. En primer lloc han comen\u00e7at [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":21354,"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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