{"id":7276,"date":"2021-11-26T17:12:24","date_gmt":"2021-11-26T16:12:24","guid":{"rendered":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/?p=7276"},"modified":"2021-11-26T17:12:24","modified_gmt":"2021-11-26T16:12:24","slug":"experimentem-amb-la-densitat","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/general\/experimentem-amb-la-densitat\/","title":{"rendered":"Experimentem amb la densitat"},"content":{"rendered":"<p>Durant la setmana pr\u00e8via a la Setmana de la Ci\u00e8ncia, hem treballat el concepte de densitat al laboratori amb els alumnes de 2n d\u2019ESO. Entre els diferents experiments realitzats (l\u2019ou amb aigua sense sal i amb sal, el ball de panses en aigua carbonatada, etc.), el que m\u00e9s ens ha agradat ha estat la columna de densitats.<\/p>\n<p>Per grups hem preparat dissolucions d\u2019aigua amb sucre a diferents concentracions, les hem tenyit amb colorant alimentari i les hem dipositat per ordre decreixent de densitat.<\/p>\n<p>Gr\u00e0cies a la difer\u00e8ncia de densitats i a la tra\u00e7a que s\u2019ha demostrat que els alumnes tenen amb la pipeta, hem obtingut capes de dissolucions formant boniques franges de colors.<\/p>\n<p>Al final hem posat alcohol i ens ha quedat clar que l\u2019alcohol \u00e9s menys dens que l\u2019aigua i que, evidentment, \u00e9s menys dens que l\u2019aigua amb les diferents concentracions de sucre.<\/p>\n<p>Aqu\u00ed adjuntem un v\u00eddeo amb les imatges recopilades. Disfruteu-lo!<\/p>\n<p>Salut i ci\u00e8ncia<\/p>\n<p>Gl\u00f2ria Colom<\/p>\n<div style=\"width: 640px;\" class=\"wp-video\"><!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n<video class=\"wp-video-shortcode\" id=\"video-7276-1\" width=\"640\" height=\"352\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-content\/uploads\/usu348\/2021\/11\/Experimentem-amb-la-densitat.mp4?_=1\" \/><a href=\"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-content\/uploads\/usu348\/2021\/11\/Experimentem-amb-la-densitat.mp4\">https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-content\/uploads\/usu348\/2021\/11\/Experimentem-amb-la-densitat.mp4<\/a><\/video><\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Durant la setmana pr\u00e8via a la Setmana de la Ci\u00e8ncia, hem treballat el concepte de densitat al laboratori amb els alumnes de 2n d\u2019ESO. Entre els diferents experiments realitzats (l\u2019ou amb aigua sense sal i amb sal, el ball de panses en aigua carbonatada, etc.),&hellip;  <a href=\"https:\/\/agora.xtec.cat\/insbadiaimargarit\/general\/experimentem-amb-la-densitat\/\" title=\"Read Experimentem amb la densitat\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":2,"featured_media":7288,"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,"footnotes":""},"categories":[83,131,1,29,106,320],"tags":[309,91,187,124],"class_list":["post-7276","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-eso-2","category-espai-cientific","category-general","category-portada","category-projecte-educatiu","category-steam","tag-curs-2021-22","tag-dies-tematics","tag-eso","tag-projecte-educatiu"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-json\/wp\/v2\/posts\/7276","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-json\/wp\/v2\/comments?post=7276"}],"version-history":[{"count":3,"href":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-json\/wp\/v2\/posts\/7276\/revisions"}],"predecessor-version":[{"id":7348,"href":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-json\/wp\/v2\/posts\/7276\/revisions\/7348"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-json\/wp\/v2\/media\/7288"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-json\/wp\/v2\/media?parent=7276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-json\/wp\/v2\/categories?post=7276"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbadiaimargarit\/wp-json\/wp\/v2\/tags?post=7276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}