{"id":1160,"date":"2017-03-01T09:39:58","date_gmt":"2017-03-01T08:39:58","guid":{"rendered":"http:\/\/agora.xtec.cat\/ceip-vila-parietes\/?p=1160"},"modified":"2017-03-01T09:39:58","modified_gmt":"2017-03-01T08:39:58","slug":"refraccio-moneda-que-puja","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/general\/refraccio-moneda-que-puja\/","title":{"rendered":"Refracci\u00f3: &#8220;moneda que puja&#8221;"},"content":{"rendered":"<p>Nom\u00e9s cal situar la moneda al fons d\u2019un recipient i situar-nos de manera que no puguem veure-la perqu\u00e8 la paret ens ho impedeix. Aleshores aboquem aigua lentament, per no despla\u00e7ar la moneda amb el corrent del l\u00edquid, i observarem com la pe\u00e7a de 50 c\u00e8ntims va pujant a poc a poc fins que podem veure-la sencera<br \/>\nAquest fet es degut al fen\u00f2men de la refracci\u00f3: la desviaci\u00f3 de la direcci\u00f3 dels rajos de llum quan aquesta passa d\u2019un medi transparent a un altre diferent (aigua).<br \/>\n<a href=\"http:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-content\/uploads\/usu267\/2017\/03\/moneda.png\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-content\/uploads\/usu267\/2017\/03\/moneda.png\" alt=\"moneda\" width=\"281\" height=\"206\" class=\"aligncenter size-full wp-image-1161\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nom\u00e9s cal situar la moneda al fons d\u2019un recipient i situar-nos de manera que no puguem veure-la perqu\u00e8 la paret ens ho impedeix. Aleshores aboquem aigua lentament, per no despla\u00e7ar la moneda amb el corrent del l\u00edquid, i observarem com la pe\u00e7a de 50 c\u00e8ntims&hellip;  <a href=\"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/general\/refraccio-moneda-que-puja\/\" title=\"Read Refracci\u00f3: &#8220;moneda que puja&#8221;\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":2,"featured_media":1161,"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-1160","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-json\/wp\/v2\/posts\/1160","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-json\/wp\/v2\/comments?post=1160"}],"version-history":[{"count":1,"href":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-json\/wp\/v2\/posts\/1160\/revisions"}],"predecessor-version":[{"id":1162,"href":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-json\/wp\/v2\/posts\/1160\/revisions\/1162"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-json\/wp\/v2\/media\/1161"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-json\/wp\/v2\/media?parent=1160"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-json\/wp\/v2\/categories?post=1160"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceip-vila-parietes\/wp-json\/wp\/v2\/tags?post=1160"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}