{"id":8320,"date":"2022-09-23T13:32:37","date_gmt":"2022-09-23T11:32:37","guid":{"rendered":"https:\/\/agora.xtec.cat\/ceiprellinars\/?p=8320"},"modified":"2026-02-03T18:59:16","modified_gmt":"2026-02-03T17:59:16","slug":"una-massa-molt-especial","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/ceiprellinars\/actualitat\/una-massa-molt-especial\/","title":{"rendered":"UNA MASSA MOLT ESPECIAL"},"content":{"rendered":"<p>Ahir dia 19 de setembre vam fer una massa no newtoniana. es diu aix\u00ed perqu\u00e8 Newton deia que tots els fluids tenen una\u00a0 viscositat constant (igual) i en aquest cas, la massa que hem fet no cumpleix aquesta condici\u00f3, sin\u00f3 que depen de la for\u00e7a que exerceixes, es comporta diferent.<\/p>\n<p>Us animem a fer-la a casa necesitem:<\/p>\n<p><em>Un got de mid\u00f3 de blat de moro (maizena), mig got d&#8217;aigua, una cullera (opcional) i un globus (opcional) i un bol (opcional).<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><em>Aquesta massa \u00e9s especial perqu\u00e8 depenent de la for\u00e7a que fas, t\u00e9 comportaments diferents: podem donar un cop sec i fort (semblar\u00e0 un s\u00f2lid) i si fiquem el dit o la ma lentament s&#8217;enfonsar\u00e0 (com si fos un l\u00edquid)<\/em><\/p>\n<p><em>Si l&#8217;agafem amb for\u00e7a es queda s\u00f2lida i si l&#8217;<\/em><em>agafem sense fer for\u00e7a es desf\u00e0.<\/em><\/p>\n<div style=\"width: 1280px;\" class=\"wp-video\"><!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n<video class=\"wp-video-shortcode\" id=\"video-8320-1\" width=\"1280\" height=\"720\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-content\/uploads\/usu566\/2022\/09\/VID_20220919_101140_HSR_120.mp4?_=1\" \/><a href=\"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-content\/uploads\/usu566\/2022\/09\/VID_20220919_101140_HSR_120.mp4\">https:\/\/agora.xtec.cat\/ceiprellinars\/wp-content\/uploads\/usu566\/2022\/09\/VID_20220919_101140_HSR_120.mp4<\/a><\/video><\/div>\n<p><em>Van tirar una maquineta i es va enfonsar li vam donar mes fort pero no va passar res diferent.<\/em><\/p>\n<p>El motiu d&#8217;aquest liquid sigui aixi \u00e9s perque quant li apliquem for\u00e7a \u00e9s quan les molecules s&#8217;ajunten i es comporta com un s\u00f2lid per\u00f2 quan no li apliquem for\u00e7a, les molecules es separen i es comporta com un liquid.<\/p>\n<p>Nosaltres hem fet aquest experiment per comprovar\u00a0 si era cert que aquesta massa era solida i liquida i qu\u00e8 passava despr\u00e9s d&#8217;una estona. El qu\u00e8 va passar \u00e9s que es va assecar, pero la vam tornar a mullar, afegint-hi aigua i vam tornar a tenir una massa similar.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ahir dia 19 de setembre vam fer una massa no newtoniana. es diu aix\u00ed perqu\u00e8 Newton deia que tots els fluids tenen una\u00a0 viscositat constant (igual) i en aquest cas, la massa que hem fet no cumpleix aquesta condici\u00f3, sin\u00f3 que depen de la for\u00e7a que exerceixes, es comporta diferent. Us animem a fer-la a [&hellip;]<\/p>\n","protected":false},"author":21,"featured_media":8327,"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":[1,27,9],"tags":[],"class_list":["post-8320","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualitat","category-escola","category-grans"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-json\/wp\/v2\/posts\/8320","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-json\/wp\/v2\/users\/21"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-json\/wp\/v2\/comments?post=8320"}],"version-history":[{"count":3,"href":"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-json\/wp\/v2\/posts\/8320\/revisions"}],"predecessor-version":[{"id":8356,"href":"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-json\/wp\/v2\/posts\/8320\/revisions\/8356"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-json\/wp\/v2\/media\/8327"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-json\/wp\/v2\/media?parent=8320"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-json\/wp\/v2\/categories?post=8320"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceiprellinars\/wp-json\/wp\/v2\/tags?post=8320"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}