{"id":21678,"date":"2025-10-28T13:26:00","date_gmt":"2025-10-28T12:26:00","guid":{"rendered":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/?p=21678"},"modified":"2025-11-16T16:41:51","modified_gmt":"2025-11-16T15:41:51","slug":"laire-es-materia-demostrem-ho","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/comunitat-de-joves\/2n-eso\/laire-es-materia-demostrem-ho\/","title":{"rendered":"L&#8217;aire \u00e9s mat\u00e8ria? demostre&#8217;m-ho!"},"content":{"rendered":"<p style=\"text-align: justify;\" data-start=\"140\" data-end=\"403\">Amb els alumnes de <strong data-start=\"159\" data-end=\"171\">2n d\u2019ESO<\/strong> hem realitzat un experiment per <strong data-start=\"204\" data-end=\"239\">demostrar que l\u2019aire \u00e9s mat\u00e8ria<\/strong>. Per fer-ho, vam utilitzar <strong data-start=\"267\" data-end=\"277\">globus<\/strong>: vam inflar-los i vam observar que, tot i ser invisible, l\u2019aire <strong data-start=\"342\" data-end=\"368\">ocupa espai i t\u00e9 massa.<\/strong><\/p>\n<p style=\"text-align: justify;\" data-start=\"405\" data-end=\"755\">Durant l\u2019activitat, tamb\u00e9 vam <strong data-start=\"435\" data-end=\"490\">calcular la massa de l\u2019aire contingut en els globus<\/strong>, el seu <strong data-start=\"499\" data-end=\"508\">volum<\/strong> i, finalment, la <strong data-start=\"526\" data-end=\"538\">densitat<\/strong>. Aquesta pr\u00e0ctica ens ha perm\u00e8s entendre de manera <strong data-start=\"590\" data-end=\"611\">pr\u00e0ctica i visual<\/strong> conceptes abstractes com <strong data-start=\"637\" data-end=\"673\">mat\u00e8ria, volum, massa i densitat<\/strong>, i comprovar que l\u2019aire, tot i ser invisible, <strong data-start=\"720\" data-end=\"752\">t\u00e9 propietats f\u00edsiques reals<\/strong>.<\/p>\n<p style=\"text-align: justify;\" data-start=\"757\" data-end=\"876\">Ha estat una experi\u00e8ncia <strong data-start=\"782\" data-end=\"814\">molt divertida i enriquidora<\/strong> que ajuda a connectar la teoria amb la pr\u00e0ctica cient\u00edfica.<\/p>\n<p data-start=\"140\" data-end=\"403\"><strong data-start=\"342\" data-end=\"368\"><a href=\"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1182-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-21680\" src=\"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1182-768x1024.jpg\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1182-768x1024.jpg 768w, https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1182-225x300.jpg 225w, https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1182-1152x1536.jpg 1152w, https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1182-1536x2048.jpg 1536w, https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1182-scaled.jpg 1920w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a> <a href=\"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1183-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-21681\" src=\"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1183-768x1024.jpg\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1183-768x1024.jpg 768w, https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1183-225x300.jpg 225w, https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1183-1152x1536.jpg 1152w, https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1183-1536x2048.jpg 1536w, https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-content\/uploads\/usu2635\/2025\/10\/IMG_1183-scaled.jpg 1920w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Amb els alumnes de 2n d\u2019ESO hem realitzat un experiment per demostrar que l\u2019aire \u00e9s mat\u00e8ria. Per fer-ho, vam utilitzar globus: vam inflar-los i vam observar que, tot i ser invisible, l\u2019aire ocupa espai i t\u00e9 massa.<br \/>\nDurant l\u2019activitat, tamb\u00e9 vam calcular la massa de l\u2019aire&hellip;  <a href=\"https:\/\/agora.xtec.cat\/iesalaibadrinas\/comunitat-de-joves\/2n-eso\/laire-es-materia-demostrem-ho\/\" title=\"Read L&#8217;aire \u00e9s mat\u00e8ria? demostre&#8217;m-ho!\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":106,"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":[13,60],"tags":[],"class_list":["post-21678","post","type-post","status-publish","format-standard","hentry","category-2n-eso","category-comunitat-de-joves"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-json\/wp\/v2\/posts\/21678","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-json\/wp\/v2\/users\/106"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-json\/wp\/v2\/comments?post=21678"}],"version-history":[{"count":2,"href":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-json\/wp\/v2\/posts\/21678\/revisions"}],"predecessor-version":[{"id":21743,"href":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-json\/wp\/v2\/posts\/21678\/revisions\/21743"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-json\/wp\/v2\/media?parent=21678"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-json\/wp\/v2\/categories?post=21678"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesalaibadrinas\/wp-json\/wp\/v2\/tags?post=21678"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}