{"id":19630,"date":"2024-04-04T15:32:57","date_gmt":"2024-04-04T13:32:57","guid":{"rendered":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/?p=19630"},"modified":"2024-04-04T15:32:57","modified_gmt":"2024-04-04T13:32:57","slug":"el-poble-lliscant","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/el-poble-lliscant\/","title":{"rendered":"El poble lliscant"},"content":{"rendered":"<p style=\"font-weight: 400;\">El dia 21 de mar\u00e7 els alumnes de 6\u00e8 de prim\u00e0ria de l\u2019<a href=\"https:\/\/agora.xtec.cat\/ceip-25desetembre-rubi\/\">Escola 25 de setembre<\/a> de Rub\u00ed han fet de ge\u00f2legs i ge\u00f2logues per investigar la formaci\u00f3 de <a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/ambits\/geologia\/les-escletxes-primaria\/\">Les Escletxes del Papiol<\/a> i resoldre el repte que els hi hav\u00edem plantejat: \u201cQualsevol terreny \u00e9s bo per construir una casa?\u201d<\/p>\n<p style=\"font-weight: 400;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-19651\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/04\/2.jpg\" alt=\"\" width=\"465\" height=\"349\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/04\/2.jpg 300w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/04\/2-200x150.jpg 200w\" sizes=\"auto, (max-width: 465px) 100vw, 465px\" \/>En primer lloc han observat que Les Escletxes es troben en un vessant on han diferenciat dos tipus de materials: un de superior de tonalitat clara i un d\u2019inferior vermell\u00f3s. Seguidament s\u2019han dividit en 9 grups de treball, s\u2019han posat el casc i han agafat tot el material necessari per a la seva investigaci\u00f3: martell de ge\u00f2leg, cinta m\u00e8trica, br\u00faixola i \u00e0cid clorh\u00eddric dilu\u00eft. Amb tot preparat, han fet tot un seguit de proves en ambdues roques, com comprovar la seva consist\u00e8ncia, la resist\u00e8ncia, la permeabilitat o veure si reaccionaven amb \u00e0cid clorh\u00eddric. Han confirmat que el material superior eren roques calc\u00e0ries i l\u2019inferior argiles.<\/p>\n<p style=\"font-weight: 400;\">A continuaci\u00f3 s\u2019han endinsat en 4 de les escletxes i han mesurat la direcci\u00f3, l\u2019amplada i la profunditat de cadascuna. Han travessat algunes escletxes realment estretes com si fossin aut\u00e8ntics espele\u00f2legs. Ha sigut una experi\u00e8ncia emocionant!<\/p>\n<p style=\"font-weight: 400;\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-19650 alignleft\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2024\/04\/1.jpg\" alt=\"\" width=\"251\" height=\"335\" \/>Amb totes les dades que han recollit, han fet una posada en com\u00fa i han dedu\u00eft com s\u2019havien format Les Escletxes: com les roques calc\u00e0ries es van degradant a causa de la lleugera acidesa que cont\u00e9 la pluja, durant milions d\u2019anys les esquerdes de les roques s\u2019han anat fent m\u00e9s i m\u00e9s grans fins arribar a permetre a l\u2019aigua arribar a les argiles inferiors. Aquestes esquerdes cada vegada s\u00f3n m\u00e9s amples perqu\u00e8 les argiles fan que les roques calc\u00e0ries llisquin vessant avall.<\/p>\n<p style=\"font-weight: 400;\">Finalment han resolt el joc de les sis difer\u00e8ncies per con\u00e8ixer la problem\u00e0tica de les cases del Papiol, que sovint tamb\u00e9 es troben afectades per esquerdes a les fa\u00e7anes, i han descobert diverses solucions per evitar l\u2019aparici\u00f3 d\u2019aquestes. Han arribat a la conclusi\u00f3 que no qualsevol terreny \u00e9s apte per construir.<\/p>\n<p style=\"font-weight: 400;\">Han estat uns investigadors molt intr\u00e8pids i han treballat de valent! Fins aviat!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El dia 21 de mar\u00e7 els alumnes de 6\u00e8 de prim\u00e0ria de l\u2019Escola 25 de setembre de Rub\u00ed han fet de ge\u00f2legs i ge\u00f2logues per investigar la formaci\u00f3 de Les Escletxes del Papiol i resoldre el repte que els hi hav\u00edem plantejat: \u201cQualsevol terreny \u00e9s bo per construir una casa?\u201d En primer lloc han observat [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":19652,"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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