{"id":11769,"date":"2024-06-01T15:02:08","date_gmt":"2024-06-01T15:02:08","guid":{"rendered":"http:\/\/osmp.edu.ba\/?p=11769"},"modified":"2024-06-01T15:02:12","modified_gmt":"2024-06-01T15:02:12","slug":"da-li-znate-da-su-nekada-svi-kontinenti-bili-spojeni-u-jedan-superkontinent","status":"publish","type":"post","link":"https:\/\/osmp.edu.ba\/?p=11769","title":{"rendered":"DA LI ZNATE DA SU NEKADA SVI KONTINENTI BILI SPOJENI U JEDAN SUPERKONTINENT?"},"content":{"rendered":"\n<p><strong>Pangea<\/strong> (gr\u010dki <em>pangaia<\/em> &#8211;  &#8220;sva Zemlja&#8221; ) je naziv za <strong>superkontinent<\/strong> koji je nastao prije 300 miliona godina. Postojao je tokom era <strong>paleozoika<\/strong> i <strong>mezozoika<\/strong> prije nego \u0161to je proces pomjeranja tektonskih plo\u010da formirao kontinente koje danas poznajemo (Evropu, Aziju, Afriku, Sjevernu i Ju\u017enu Ameriku, Australiju i Antarktik).<\/p>\n\n\n\n<p>Za lak\u0161e shvatanje definicije Pangee, ali i daljeg teksta definisat \u0107emo pojmove:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>KRATON<\/strong> &#8211; stabilni dio kontinenalne kore koji je pre\u017eivio stvaranje i razbijanje kontinenata prije 500 miliona godina.<\/li><\/ul>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>SUPERKONTINENT<\/strong>, je kopnena masa koja obuhvata vi\u0161e od jedne kontinentalne jezgre ili kratona.<\/li><li><strong>PALEOZOIK<\/strong>, je najranija od tri geolo\u0161ke ere u \u017eivotu na\u0161e planete. Zapo\u010deo je prije 541, a zavr\u0161io prije oko 252 miliona godina.<\/li><li><strong>MEZOZOIK<\/strong>, je jedna od tri geolo\u0161ke ere, a smje\u0161ten je izme\u0111u paleozoika i kenozoika. Zapo\u010deo je prije 251, a trajao do prije 65 miliona godina.<\/li><li><strong>TEKTONSKE PLO\u010cE<\/strong>, su velike, pokretljive plo\u010de stijena, nepravilnog oblika, od kojih je na\u010dinjena Zemljina litosfera (vanjski tvrdi kameni sloj Zemlje, koji ide do dubine od 200 km).<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"http:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/yzxGQrsNXDzWDcTKPFqFFf-1200-80-1024x576.jpg\" alt=\"\" class=\"wp-image-11771\" srcset=\"https:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/yzxGQrsNXDzWDcTKPFqFFf-1200-80-1024x576.jpg 1024w, https:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/yzxGQrsNXDzWDcTKPFqFFf-1200-80-300x169.jpg 300w, https:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/yzxGQrsNXDzWDcTKPFqFFf-1200-80-768x432.jpg 768w, https:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/yzxGQrsNXDzWDcTKPFqFFf-1200-80.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>Grafi\u010dki prikaz kako je Pangea mogla izgledati.<br>FOTO: Rainer Lesniewski via Getty Images <\/figcaption><\/figure>\n\n\n\n<p style=\"font-size:22px\"><strong>KAKO JE NASTALA PANGEA?<\/strong><\/p>\n\n\n\n<p>Da bi smo mogli objasniti nastanak Pangee, prvo \u0107emo definisati par pojmova, a to su:<\/p>\n\n\n\n<p><strong>DEVONSKI PERIOD<\/strong>, je geolo\u0161ko razdoblje iz ere <strong>paleozoika<\/strong> od prije 416  do prije 359.2 miliona godina. Nazvan je po mjestu Devon u Engleskoj.<\/p>\n\n\n\n<p><strong>PERMSKI PERIOD (Permij)<\/strong>, je geolo\u0161ko razdoblje iz ere <strong>paleozoika<\/strong>, koji je trajao od oko prije 280 do prije 248 miliona godina. Ime je dobio po Permskoj oblasti u Rusiji,<\/p>\n\n\n\n<p><strong>PALEOKONTINENT,<\/strong> je posebna oblast kontinentalne kore koja je postojala kao glavna kopnena masa u geolo\u0161koj pro\u0161losti.<\/p>\n\n\n\n<p>Pangea se po\u010dela formirati u <strong>devonskom periodu<\/strong> jer su se paleokontinenti<strong> Laurentia<\/strong> (kopnena masa koju \u010dini  sjevernoameri\u010dki kraton) i <strong>Baltik<\/strong> (kopnena masa koju \u010dini isto\u010dnoevropski kraton) spojili s nekoliko manjih mikrokontinenata kako bi se formirala <strong>Laurussia<\/strong>. <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"533\" height=\"1024\" src=\"http:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/GEOLOGI_ERAS-533x1024.jpg\" alt=\"\" class=\"wp-image-11772\" srcset=\"https:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/GEOLOGI_ERAS-533x1024.jpg 533w, https:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/GEOLOGI_ERAS-156x300.jpg 156w, https:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/GEOLOGI_ERAS.jpg 766w\" sizes=\"(max-width: 533px) 100vw, 533px\" \/><figcaption>Geolo\u0161ka razdoblja planete Zemlje<br>FOTO: Renato Drempeti\u0107<\/figcaption><\/figure>\n\n\n\n<p>Do po\u010detka <strong>permskog perioda<\/strong> (prije nekih 290 miliona godina), drevni kontinent <strong>Gondwana<\/strong> (paleokontinent koji \u0107e se na kraju razdvojiti u Ju\u017enu Ameriku , Indiju , Afriku , Australiju i Antarktik ) sudario se i pridru\u017eio <br>Laurussiji<strong>.<\/strong> Nakon spajanja kratona Sibira sa Laurussijom i Gondwanom sredinom ranog perma, sklapanje Pangee je bilo zavr\u0161eno.<\/p>\n\n\n\n<p style=\"font-size:21px\"><strong>JO\u0160 ZANIMLJIVOSTI O PANGEI!<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Pangea je bila okru\u017eena globalnim okeanom zvanim <strong>Panthalassa<\/strong>, a nastala je prije nekih 300 miliona godina.<\/li><li>Pangea se razlomila prije 180 do oko 150 miliona godina u jurskom razdoblju, prvo na dva superkontinenta (Gondvanu na jugu i Lauraziju na sjeveru), a nakon toga na dana\u0161nje kontinente.<\/li><li> Postojanje Pangee je prvi put predlo\u017eio njema\u010dki meteorolog <strong>Alfred Wegener<\/strong> 1912. godine kao dio svoje teorije pomeranja kontinenata.<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1024\" height=\"613\" src=\"http:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/Screenshot-5-1024x613.jpg\" alt=\"\" class=\"wp-image-11773\" srcset=\"https:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/Screenshot-5-1024x613.jpg 1024w, https:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/Screenshot-5-300x180.jpg 300w, https:\/\/osmp.edu.ba\/wp-content\/uploads\/2024\/06\/Screenshot-5-768x460.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>Grafikon koji pokazuje pomjeranje kontinenata<br>FOTO:  <em>Encyclop\u00e6dia Britannica, Inc.<\/em> <\/figcaption><\/figure>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pangea (gr\u010dki pangaia &#8211; &#8220;sva Zemlja&#8221; ) je naziv za superkontinent koji je nastao prije&#8230;<\/p>\n","protected":false},"author":1,"featured_media":11770,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[16],"tags":[],"class_list":["post-11769","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zanimljivosti"],"_links":{"self":[{"href":"https:\/\/osmp.edu.ba\/index.php?rest_route=\/wp\/v2\/posts\/11769","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/osmp.edu.ba\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/osmp.edu.ba\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/osmp.edu.ba\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/osmp.edu.ba\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11769"}],"version-history":[{"count":1,"href":"https:\/\/osmp.edu.ba\/index.php?rest_route=\/wp\/v2\/posts\/11769\/revisions"}],"predecessor-version":[{"id":11774,"href":"https:\/\/osmp.edu.ba\/index.php?rest_route=\/wp\/v2\/posts\/11769\/revisions\/11774"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/osmp.edu.ba\/index.php?rest_route=\/wp\/v2\/media\/11770"}],"wp:attachment":[{"href":"https:\/\/osmp.edu.ba\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11769"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/osmp.edu.ba\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11769"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/osmp.edu.ba\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11769"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}