{"id":2446,"date":"2021-06-11T17:18:38","date_gmt":"2021-06-11T15:18:38","guid":{"rendered":"https:\/\/agora.xtec.cat\/ceipsantmiquel\/?p=2446"},"modified":"2021-11-09T21:05:21","modified_gmt":"2021-11-09T20:05:21","slug":"projecte-som-geolegs","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/ceipsantmiquel\/primaria\/projecte-som-geolegs\/","title":{"rendered":"Projecte &#8220;Som ge\u00f2legs!&#8221;"},"content":{"rendered":"<p>Durant el 3r trimestre els alumnes de Cicle Mitj\u00e0 hem estat treballant el projecte &#8220;Som ge\u00f2legs!&#8221;. Ara, que ja l&#8217;hem acabat, ens agradaria explicar-vos algunes de les coses que hem apr\u00e8s.<\/p>\n<p>&nbsp;<\/p>\n<p><b>GEOSFERA, HIDROSFERA I ATMOSFERA<\/b>\u00a0 <b>(Adam B., Alejandro, Adam T. i David &#8211; 3r)<\/b><\/p>\n<p>Hem apr\u00e8s que la Terra t\u00e9 3 capes:<\/p>\n<ul>\n<li>L\u2019atmosfera: \u00e9s una capa de gasos que envolta la Terra.<\/li>\n<li>L\u2019hidrosfera: \u00e9s la capa formada per tota l\u2019aigua de la Terra (mars, oceans, rius, llacs, aigua subterr\u00e0nia&#8230;).<\/li>\n<li>La geosfera: \u00e9s una capa feta pels continents, illes i el fons mar\u00ed.<\/li>\n<\/ul>\n<p>Els continents de la Terra s\u00f3n \u00c0frica, Am\u00e8rica, \u00c0sia, Europa, Oceania i Ant\u00e0rtida.<\/p>\n<p>Els oceans de la Terra s\u00f3n: \u00cdndic, Pac\u00edfic, Atl\u00e0ntic, Glacial \u00c0rtic i Glacial Ant\u00e0rtic.<\/p>\n<p>&nbsp;<\/p>\n<p><b>LES CAPES DE L\u2019INTERIOR DE LA TERRA<\/b><b> \u00a0 (Daniel, Loubna, Arlet, N\u00e9stor i Siham &#8211; 4t)<\/b><\/p>\n<p>Hem apr\u00e8s que l&#8217;interior de la Terra est\u00e0 formada per tres capes:<\/p>\n<p>El nucli \u00e9s la part m\u00e9s interna de les tres. Est\u00e0 formada pel nucli intern i el nucli extern. El nucli es troba a 3.480 km de la superf\u00edcie de la Terra i la seva temperatura \u00e9s entre 4.000 \u00baC i 6.000 \u00baC. Est\u00e0 format per metalls gaireb\u00e9 fosos.<\/p>\n<p>El mantell \u00e9s la capa interm\u00e8dia de la Terra (es troba entre el nucli i l&#8217;escor\u00e7a ). \u00c9s la capa m\u00e9s gruixuda de les tres. L\u2019amplada es de 2.740 km la temperatura de 1.200 a 4.000 \u00baC. Est\u00e0 format per roques m\u00e9s denses.<\/p>\n<p>L&#8217;escor\u00e7a \u00e9s la capa m\u00e9s s\u00f2lida i m\u00e9s externa de la Terra, on es troben els continents i els fons marins i els oceans. L\u2019amplada es de 150 km i la temperatura es de 400 a 1200. Els materials que la formen s\u00f3n roques en estat s\u00f2lid i t\u00e9 densitat baixa. El seu gruix varia entre uns 75 km a la superf\u00edcie continental i uns 9 km als fons dels oceans.<\/p>\n<p>&nbsp;<\/p>\n<p><b>LES ROQUES I ELS MINERALS<\/b><b> \u00a0 (Aya, Douae, Jordi i Layla &#8211; 4t)<\/b><\/p>\n<p>Vam buscar informaci\u00f3 a <em>Google<\/em> sobre una pregunta que ens van formular. Hav\u00edem de con\u00e8ixer la difer\u00e8ncia entre roca i mineral.<\/p>\n<p>Despr\u00e9s de llegir la informaci\u00f3 vam aprendre que:<\/p>\n<p>Les roques s\u00f3n masses que estan formades per diversos minerals.<\/p>\n<p>Els minerals s\u00f3n subst\u00e0ncies que es troben a les roques, normalment s\u00f3n subst\u00e0ncies s\u00f2lides i\u00a0 inorg\u00e0niques.<\/p>\n<p>&nbsp;<\/p>\n<p><b>LES PROPIETATS DEL MINERALS<\/b><b> \u00a0 (Minerva, Josep, Roger i Aleix &#8211; 4t)<\/b><\/p>\n<p>Les propietats dels minerals s\u00f3n: la duresa, la brillantor, el color i la forma.<\/p>\n<p>La duresa: \u00e9s la resist\u00e8ncia d\u2019un mineral a ser ratllat. El diamant \u00e9s el mineral m\u00e9s dur, no es pot ratllar i ratlla a tots els altres.<\/p>\n<p>La brillantor: \u00e9s el reflex de la llum que actua sobre la superf\u00edcie dels minerals.<\/p>\n<p>El color: \u00e9s el que m\u00e9s es veu a simple vista. En trobem de diferents colors.<\/p>\n<p>La forma: depenent del mineral la forma varia, per tant trobem minerals de diferents formes.<\/p>\n<p>Vam observar la col\u00b7lecci\u00f3 dels minerals del laboratori de l\u2019escola i en vam con\u00e8ixer uns quants m\u00e9s dels que coneix\u00edem o hav\u00edem treballat com: la mica, el sofre, el basalt, grafit, ametista, calcita, calc\u00e0ria, halita, quars&#8230;<\/p>\n<p>&nbsp;<\/p>\n<p><b>EL CICLE DE LES ROQUES<\/b> \u00a0 <b>(Nagore, Izan i Mariona &#8211; 3r)<\/b><\/p>\n<p>Hem apr\u00e8s que les roques es modifiquen al llarg del temps. Triguen milions d\u2019anys en canviar. El vent, el gel i l\u2019aigua poden trencar les roques, el vent transporta les roques i l\u2019aigua trenca les roques i tamb\u00e9 les llima.<\/p>\n<p>&nbsp;<\/p>\n<p><b>ELS VOLCANS<\/b><b>\u00a0 (Judit, Miriam, Albert, Sergio i Marc &#8211; 3r)<\/b><\/p>\n<p>Una de les coses que hem estudiat s\u00f3n els volcans. Els volcans s\u00f3n uns forats que estan a la geosfera. Les parts dels volcans s\u00f3n el cr\u00e0ter, la xemeneia i el con volc\u00e0nic. El magma que hi ha a l\u2019interior de la Terra surt a l\u2019exterior en forma de roques, cendres, gasos t\u00f2xics i en forma de lava. Quan la lava es refreda forma el con volc\u00e0nic. Un volc\u00e0 que coneixem \u00e9s el mont Vesubi, que est\u00e0 a Pompeia (It\u00e0lia). La majoria de volcans estan al fons mar\u00ed. Sabem que un volc\u00e0 entra en erupci\u00f3 perqu\u00e8 uns dies abans la Terra tremola.<\/p>\n<p>&nbsp;<\/p>\n<p><b>LES COVES \u00a0 (Yassin, Elena, Noa M. i Noa P.)<\/b><\/p>\n<p>Les coves s\u00f3n forats a la Terra formats per l\u2019aigua que es filtra per les roques i forma galeries i sales. Dins de les coves es formen diferents formacions:<\/p>\n<ul>\n<li>Les estalactites que creixen des del sostre.<\/li>\n<li>Les estalagmites que creixen des del s\u00f2l.<\/li>\n<li>Les columnes es formen quan les estalactites i les estalagmites es troben.<\/li>\n<li>Les banderes<\/li>\n<li>Les crispetes<\/li>\n<li>Els llapis<\/li>\n<li>Els gurs<\/li>\n<li>Els macarrons<\/li>\n<\/ul>\n<p>Han de passar 100 anys per a que es formi un cent\u00edmetre d\u2019aquestes formacions.<\/p>\n<p>Les coves s\u2019utilitzaven per viure-hi i tamb\u00e9 per refugiar-se.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Durant el 3r trimestre els alumnes de Cicle Mitj\u00e0 hem estat treballant el projecte &#8220;Som ge\u00f2legs!&#8221;. Ara, que ja l&#8217;hem acabat, ens agradaria explicar-vos algunes de les coses que hem apr\u00e8s. &nbsp; GEOSFERA, HIDROSFERA I ATMOSFERA\u00a0 (Adam B., Alejandro, Adam T. i David &#8211; 3r) Hem apr\u00e8s que la Terra t\u00e9 3 capes: L\u2019atmosfera: \u00e9s [&hellip;]<\/p>\n","protected":false},"author":13,"featured_media":2448,"comment_status":"closed","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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