{"id":19206,"date":"2026-03-19T13:00:24","date_gmt":"2026-03-19T12:00:24","guid":{"rendered":"https:\/\/agora.xtec.cat\/ceipreixac\/?p=19206"},"modified":"2026-03-19T13:09:20","modified_gmt":"2026-03-19T12:09:20","slug":"per-que-ens-cauen-les-dents","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/ceipreixac\/portada\/per-que-ens-cauen-les-dents\/","title":{"rendered":"PER QU\u00c8 ENS CAUEN LES DENTS?"},"content":{"rendered":"<div style=\"text-align: justify;\"><span style=\"font-family: inherit; font-size: 1em;\">A 1r continuem immersos en el nostre projecte de medi \u201cPer qu\u00e8 ens cauen les dents?\u201d, i aquests dies hem fet un pas m\u00e9s en la nostra investigaci\u00f3 convertint-nos en petits cient\u00edfics i cient\u00edfiques.<\/span><\/div>\n<div>\n<p dir=\"ltr\" style=\"text-align: justify;\">Vol\u00edem entendre millor qu\u00e8 passa amb les dents quan no en tenim una bona higiene, aix\u00ed que vam dur a terme un experiment molt especial\u2026 amb ous!<\/p>\n<p dir=\"ltr\" style=\"text-align: justify;\">Per comen\u00e7ar, vam observar un ou bullit i el vam obrir per la meitat. Aix\u00f2 ens va servir per comparar-ne l\u2019interior amb les maquetes de dents que ja hav\u00edem constru\u00eft pr\u00e8viament. Vam veure com l\u2019ou ens ajudava a imaginar les diferents parts de la dent i a entendre millor com \u00e9s per dins.<\/p>\n<p dir=\"ltr\" style=\"text-align: justify;\">Despr\u00e9s, vam utilitzar dos ous bullits m\u00e9s per fer l\u2019experiment:<\/p>\n<ul style=\"text-align: justify;\">\n<li dir=\"ltr\" role=\"presentation\">Un ou el vam posar en un got amb aigua<\/li>\n<li dir=\"ltr\" role=\"presentation\">L\u2019altre ou el vam posar en un got amb vinagre<\/li>\n<\/ul>\n<p dir=\"ltr\" style=\"text-align: justify;\">Abans de comen\u00e7ar vam imaginar que passaria despr\u00e9s de deixar els ous amb els l\u00edquids en els gots durant 24 hores.<\/p>\n<p dir=\"ltr\" style=\"text-align: justify;\">Aquest experiment ens ha perm\u00e8s treballar seguint els passos del m\u00e8tode cient\u00edfic:<\/p>\n<ul style=\"text-align: justify;\">\n<li>Observaci\u00f3: vam mirar i descriure com eren els ous abans de comen\u00e7ar<\/li>\n<li>Hip\u00f2tesis: cada infant va imaginar i explicar qu\u00e8 creia que passaria<\/li>\n<li>Experimentaci\u00f3: vam preparar els gots i vam deixar reposar els ous durant 24 hores<\/li>\n<li>Comprovaci\u00f3: passat aquest temps, vam observar els canvis<\/li>\n<li>Conclusions: vam parlar del que havia passat i per qu\u00e8<\/li>\n<\/ul>\n<h3 dir=\"ltr\" style=\"text-align: justify;\">I\u2026qu\u00e8 va passar?<\/h3>\n<p dir=\"ltr\" style=\"text-align: justify;\">Despr\u00e9s de 24 hores\u2026 sorpresa!<\/p>\n<p dir=\"ltr\" style=\"text-align: justify;\">L\u2019ou que estava en vinagre havia canviat: la seva part exterior estava tacada i alterada, mentre que l\u2019ou que estava en aigua gaireb\u00e9 no havia canviat.<\/p>\n<p dir=\"ltr\" style=\"text-align: justify;\">A partir d\u2019aqu\u00ed vam poder reflexionar sobre: qu\u00e8 passa amb les nostres dents si no les cuidem b\u00e9 i sobre com poden afectar certs aliments o subst\u00e0ncies.<\/p>\n<p dir=\"ltr\" style=\"text-align: justify;\">Aquest experiment ens ha ajudat a entendre, d\u2019una manera visual i vivencial, la import\u00e0ncia de tenir una bona higiene bucodental. Ara sabem que cuidar les nostres dents cada dia \u00e9s essencial per mantenir-les sanes i fortes.<a href=\"https:\/\/drive.google.com\/drive\/folders\/1yj9rg40wZWaR0Cu2N0oJW-fTAOPHfJqd?usp=sharing\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-19214 alignright\" src=\"https:\/\/agora.xtec.cat\/ceipreixac\/wp-content\/uploads\/usu1230\/2026\/03\/1b-300x209.jpg\" alt=\"\" width=\"314\" height=\"219\" srcset=\"https:\/\/agora.xtec.cat\/ceipreixac\/wp-content\/uploads\/usu1230\/2026\/03\/1b-300x209.jpg 300w, https:\/\/agora.xtec.cat\/ceipreixac\/wp-content\/uploads\/usu1230\/2026\/03\/1b-768x536.jpg 768w, https:\/\/agora.xtec.cat\/ceipreixac\/wp-content\/uploads\/usu1230\/2026\/03\/1b.jpg 917w\" sizes=\"auto, (max-width: 314px) 100vw, 314px\" \/><\/a><\/p>\n<\/div>\n<div><a href=\"https:\/\/drive.google.com\/drive\/folders\/1m9sJ0mtOzj46xC6t6p0nMxKynOJ_FUWg?usp=drive_link\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-19212 alignleft\" src=\"https:\/\/agora.xtec.cat\/ceipreixac\/wp-content\/uploads\/usu1230\/2026\/03\/web3-1-300x252.jpg\" alt=\"\" width=\"260\" height=\"218\" srcset=\"https:\/\/agora.xtec.cat\/ceipreixac\/wp-content\/uploads\/usu1230\/2026\/03\/web3-1-300x250.jpg 300w, https:\/\/agora.xtec.cat\/ceipreixac\/wp-content\/uploads\/usu1230\/2026\/03\/web3-1.jpg 661w\" sizes=\"auto, (max-width: 260px) 100vw, 260px\" \/><\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Les dents, un tresor que hem de cuidar per tota la vida&hellip;  <a href=\"https:\/\/agora.xtec.cat\/ceipreixac\/portada\/per-que-ens-cauen-les-dents\/\" title=\"Read PER QU\u00c8 ENS CAUEN LES DENTS?\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":1,"featured_media":19213,"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":[60,1],"tags":[455,471,87,351],"class_list":["post-19206","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cicle-inicial","category-portada","tag-curs-25-26","tag-dents","tag-experimentacio","tag-investigacio"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/ceipreixac\/wp-json\/wp\/v2\/posts\/19206","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/ceipreixac\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/ceipreixac\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceipreixac\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceipreixac\/wp-json\/wp\/v2\/comments?post=19206"}],"version-history":[{"count":2,"href":"https:\/\/agora.xtec.cat\/ceipreixac\/wp-json\/wp\/v2\/posts\/19206\/revisions"}],"predecessor-version":[{"id":19215,"href":"https:\/\/agora.xtec.cat\/ceipreixac\/wp-json\/wp\/v2\/posts\/19206\/revisions\/19215"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceipreixac\/wp-json\/wp\/v2\/media\/19213"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/ceipreixac\/wp-json\/wp\/v2\/media?parent=19206"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceipreixac\/wp-json\/wp\/v2\/categories?post=19206"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceipreixac\/wp-json\/wp\/v2\/tags?post=19206"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}