{"id":21899,"date":"2025-11-12T09:00:31","date_gmt":"2025-11-12T08:00:31","guid":{"rendered":"https:\/\/agora.xtec.cat\/iescabanyes\/?p=21899"},"modified":"2025-11-11T18:00:39","modified_gmt":"2025-11-11T17:00:39","slug":"el-poder-de-la-llum","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/iescabanyes\/general\/el-poder-de-la-llum\/","title":{"rendered":"El poder de la llum"},"content":{"rendered":"

Ahir l\u2019alumnat de Comunicaci\u00f3 Audiovisual de 1r de Batxillerat va viure una experi\u00e8ncia fascinant construint una cambra fosca a una de les aules de l\u2019institut. Despr\u00e9s de tapar completament qualsevol font de llum, van obrir una petita obertura \u2014un estenop o pinhole<\/em>\u2014 que permetia filtrar els raigs de llum i projectar la imatge de l\u2019exterior a la paret oposada, invertida, a causa del recorregut rectilini de la llum. Va ser un moment emocionant i sorprenent per a tots, ja que van poder comprovar de manera pr\u00e0ctica all\u00f2 que fins ara nom\u00e9s havien treballat te\u00f2ricament. Amb aquesta activitat i la construcci\u00f3 d\u2019una c\u00e0mera fotogr\u00e0fica, l\u2019alumnat va experimentar de primera m\u00e0 els or\u00edgens de la fotografia anal\u00f2gica i els principis \u00f2ptics que en fan possible la m\u00e0gia.<\/p>\n

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Ahir l\u2019alumnat de Comunicaci\u00f3 Audiovisual de 1r de Batxillerat va viure una experi\u00e8ncia fascinant construint una cambra fosca a una de les aules de l\u2019institut. Despr\u00e9s de tapar completament qualsevol font de llum, van obrir una petita obertura \u2014un estenop o pinhole\u2014 que permetia filtrar… Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":85,"featured_media":21901,"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":[1,29],"tags":[],"class_list":["post-21899","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general","category-portada"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/iescabanyes\/wp-json\/wp\/v2\/posts\/21899","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/iescabanyes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/iescabanyes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iescabanyes\/wp-json\/wp\/v2\/users\/85"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iescabanyes\/wp-json\/wp\/v2\/comments?post=21899"}],"version-history":[{"count":1,"href":"https:\/\/agora.xtec.cat\/iescabanyes\/wp-json\/wp\/v2\/posts\/21899\/revisions"}],"predecessor-version":[{"id":21907,"href":"https:\/\/agora.xtec.cat\/iescabanyes\/wp-json\/wp\/v2\/posts\/21899\/revisions\/21907"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iescabanyes\/wp-json\/wp\/v2\/media\/21901"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/iescabanyes\/wp-json\/wp\/v2\/media?parent=21899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/iescabanyes\/wp-json\/wp\/v2\/categories?post=21899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/iescabanyes\/wp-json\/wp\/v2\/tags?post=21899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}