{"id":1791,"date":"2013-04-14T09:34:57","date_gmt":"2013-04-14T08:34:57","guid":{"rendered":"http:\/\/blocs.xtec.cat\/ceipprimavera\/?p=1791"},"modified":"2013-04-14T09:34:57","modified_gmt":"2013-04-14T08:34:57","slug":"la-llet-magica-2n","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/escolaprimavera\/general\/la-llet-magica-2n\/","title":{"rendered":"La llet m\u00e0gica 2n"},"content":{"rendered":"<p><span style=\"color: #008080\">Els alumnes de segon hem estat investigant sobre la tensi\u00f3 superficial dels l\u00edquids. <\/span><\/p>\n<p><span style=\"color: #008080\">Qu\u00e8 necessiteu per poder fer l&#8217;experiment a casa vostra? Llet sencera, colorants de diferents colors, sab\u00f3 de rentar plats, un recipient i una vareta m\u00e1gica (bastonets de les o\u00efdes). <\/span><\/p>\n<p><span style=\"color: #008080\">Qu\u00e8 \u00e9s la tensi\u00f3 superficial? \u00c9s una propietat de l\u2019aigua que permet que certs objectes i \u00e9ssers vius puguin surar a la superf\u00edcie de l\u2019aigua tot i tenir una major densitat. <\/span><\/p>\n<p><span style=\"color: #008080\">Procediment: Dins del recipient posem la llet. Afegim els colorants, anem fent taques amb diferents colors. Amb un bastonet pr\u00e8viament mullat amb sab\u00f3 toquem la llet i&#8230; ops! Els colorants m\u00e0gicament es desplacen d&#8217;un cant\u00f3 a l&#8217;altre del recipient. <\/span><\/p>\n<p><span style=\"color: #008080\">Explicaci\u00f3 cient\u00edfica: Les taques de colorant que posem a la superf\u00edcie no es dissolen i es queden concentrades, per\u00f2 si interferim a la llet amb una mica de sab\u00f3 es comen\u00e7a a veure una mica de moviment.<\/span><\/p>\n<p><span style=\"color: #008080\">Esperem que us hagi agradat tant com ens va agradar a nosaltres!!!<\/span><\/p>\n<p><embed type=\"application\/x-shockwave-flash\" src=\"https:\/\/picasaweb.google.com\/s\/c\/bin\/slideshow.swf\" width=\"288\" height=\"192\" flashvars=\"host=picasaweb.google.com&amp;hl=es&amp;feat=flashalbum&amp;RGB=0x000000&amp;feed=https%3A%2F%2Fpicasaweb.google.com%2Fdata%2Ffeed%2Fapi%2Fuser%2F105969838099957553659%2Falbumid%2F5866614721231882657%3Falt%3Drss%26kind%3Dphoto%26hl%3Des\" pluginspage=\"http:\/\/www.macromedia.com\/go\/getflashplayer\"><\/embed><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Els alumnes de segon hem estat investigant sobre la tensi\u00f3 superficial dels l\u00edquids.<br \/>\nQu\u00e8 necessiteu per poder fer l&#8217;experiment a casa vostra? Llet sencera, colorants de diferents colors, sab\u00f3 de rentar plats, un recipient i una vareta m\u00e1gica (bastonets de les o\u00efdes).<br \/>\nQu\u00e8 \u00e9s la&hellip;  <a href=\"https:\/\/agora.xtec.cat\/escolaprimavera\/general\/la-llet-magica-2n\/\" title=\"Read La llet m\u00e0gica 2n\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","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":[1],"tags":[],"class_list":["post-1791","post","type-post","status-publish","format-standard","hentry","category-general"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/escolaprimavera\/wp-json\/wp\/v2\/posts\/1791","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/escolaprimavera\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/escolaprimavera\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escolaprimavera\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escolaprimavera\/wp-json\/wp\/v2\/comments?post=1791"}],"version-history":[{"count":0,"href":"https:\/\/agora.xtec.cat\/escolaprimavera\/wp-json\/wp\/v2\/posts\/1791\/revisions"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/escolaprimavera\/wp-json\/wp\/v2\/media?parent=1791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/escolaprimavera\/wp-json\/wp\/v2\/categories?post=1791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/escolaprimavera\/wp-json\/wp\/v2\/tags?post=1791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}