{"id":543,"date":"2022-01-29T03:02:53","date_gmt":"2022-01-29T01:02:53","guid":{"rendered":"http:\/\/www.cosmoespai.com\/cat\/?p=543"},"modified":"2022-01-29T03:03:21","modified_gmt":"2022-01-29T01:03:21","slug":"que-proposa-la-teoria-del-big-rip","status":"publish","type":"post","link":"https:\/\/www.cosmoespai.com\/cat\/que-proposa-la-teoria-del-big-rip\/","title":{"rendered":"Qu\u00e8 proposa la teoria del Big Rip?"},"content":{"rendered":"\n<p class=\"has-text-align-justify\">A l\u2019igual que el <strong><a href=\"http:\/\/www.cosmoespai.com\/cat\/el-big-crunch-quan-tot-torni-al-comencament\/\" target=\"_blank\" rel=\"noreferrer noopener\">Big Crunch<\/a><\/strong> i el <strong><a href=\"http:\/\/www.cosmoespai.com\/cat\/el-big-freeze-la-mort-gelida-de-lunivers\/\" target=\"_blank\" rel=\"noreferrer noopener\">Big Freeze<\/a><\/strong>, el Big Rip \u00e9s una teoria que especula sobre com podria ser la mort de l\u2019univers. A difer\u00e8ncia de les primeres dos teories, que depenen de la densitat de mat\u00e8ria a l\u2019univers, la teoria del Big Rip, proposada per Robert R. Cadwell, es basa en l\u2019energia fosca.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Segons les observacions actuals de l\u2019univers, es creu que aquest est\u00e0 format per aproximadament un 70% d\u2019energia fosca (m\u00e9s un 25% de mat\u00e8ria fosca que no podem veure, i la resta estaria formada pel tipus de mat\u00e8ria del que nosaltres estem formats, i que podem veure). \u00c9s aquesta energia, present a tot l\u2019univers, la que \u00e9s responsable de la seva expansi\u00f3, que \u00e9s cada cop m\u00e9s r\u00e0pida.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><em><u><strong>Qu\u00e8 proposa la teoria?<\/strong><\/u><\/em><\/h4>\n\n\n\n<p class=\"has-text-align-justify\">La teoria del Big Rip sost\u00e9 que arribar\u00e0 un moment en el qual la quantitat d\u2019energia fosca ser\u00e0 tan elevada que l\u2019univers acabar\u00e0 per estripar-se.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">En primer lloc, mil milions d\u2019anys abans del final, les gal\u00e0xies se separarien les unes de les altres, com ja est\u00e0 passant avui en dia. Llavors, la gravetat seria massa d\u00e8bil per mantenir cada gal\u00e0xia unida gravitacionalment, i 60 milions d\u2019anys abans del final, nom\u00e9s existirien estrelles a\u00efllades, amb els seus planetes al voltant. No obstant, fins i tot aquests acabarien per desapar\u00e8ixer. Aproximadament 3 mesos abans del final de l\u2019univers, els sistemes solars perdrien la seva cohesi\u00f3 gravitat\u00f2ria.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Durant els \u00faltims minuts, estrelles i planetes es descompondrien. En aquest moment, l\u2019univers nom\u00e9s quedaria en \u00e0toms, per\u00f2 no s\u2019hauria acabat tot. Els \u00e0toms acabarien per ser destru\u00efts en una fracci\u00f3 de segon abans del final del temps i nom\u00e9s quedaria radiaci\u00f3. L\u2019univers seria com instants abans del Big Bang, per\u00f2 amb una mida enormement gran, i una densitat infinitament m\u00e9s petita.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><em><u><strong>Quan es creu que tindr\u00e0 lloc?<\/strong><\/u><\/em><\/h4>\n\n\n\n<p class=\"has-text-align-justify\">Com ja he dit, la quantitat de mat\u00e8ria existent a l\u2019univers \u00e9s molt inferior a la quantitat d\u2019energia fosca. Per aquest motiu, i perqu\u00e8 l\u2019energia fosca provoca un efecte contrari a la gravetat, la teoria del Big Rip \u00e9s una de les teories de la mort de l\u2019univers m\u00e9s acceptades.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Els autors d\u2019aquesta teoria estimen que la fi de l\u2019univers, causada per l\u2019anomenat Big Rip, tindr\u00e0 lloc d\u2019aqu\u00ed a uns 50 000 milions d\u2019anys.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><strong>Entrades Similars:<\/strong><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/el-big-crunch-quan-tot-torni-al-comencament\/\">El Big Crunch: Quan tot torni al comen\u00e7ament<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/les-quatre-forces-fonamentals-de-lunivers\/\"><a href=\"http:\/\/www.cosmoespai.com\/cat\/el-big-freeze-la-mort-gelida-de-lunivers\/\">El Big Freeze: la mort g\u00e8lida de l\u2019univers<\/a><\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/per-que-lespai-es-negre-si-hi-ha-tantes-estrelles\/\">Per qu\u00e8 l\u2019espai \u00e9s negre, si hi ha tantes estrelles?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/quins-son-els-elements-originaris-del-big-bang\/\">Quins s\u00f3n els elements originaris del Big Bang?<\/a><\/p>\n\n\n\n<p><strong>Entrades Populars:<\/strong><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/2020\/09\/09\/perque-la-lluna-nomes-ens-ensenya-una-cara\/\">Perqu\u00e8 la Lluna nom\u00e9s ens ensenya una cara?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/2020\/12\/11\/stephenson-2-18-lestrella-mes-gran-coneguda-a-lunivers\/\">Stephenson 2-18, l\u2019estrella m\u00e9s gran coneguda a l\u2019univers<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/2021\/01\/29\/lexplotacio-minera-al-cinturo-dasteroides-una-font-de-recursos\/\">L\u2019explotaci\u00f3 minera al cintur\u00f3 d\u2019asteroides, una font de recursos<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/2021\/02\/05\/la-brossa-espacial-un-gran-problema\/\">La brossa espacial, un gran problema<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/2021\/05\/14\/com-es-van-extingir-els-dinosaures\/\">Com es van extingir els dinosaures?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/2021\/04\/09\/que-passaria-si-la-terra-deixes-de-rotar\/\">Qu\u00e8 passaria si la Terra deix\u00e9s de rotar?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/2021\/02\/19\/la-missio-a-venus-de-la-sonda-venus-express-per-la-esa\/\">La missi\u00f3 a Venus de la sonda Venus Express per la ESA<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/2021\/01\/08\/quins-son-els-requisits-per-a-ser-un-planeta\/\">Quins s\u00f3n els requisits per a ser un planeta?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/2021\/01\/01\/perque-no-es-poden-sentir-sons-a-lespai\/\">Perqu\u00e8 no es poden sentir sons a l\u2019espai?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/2020\/10\/10\/quina-mida-i-forma-tindrien-els-extraterrestres\/\">Quina mida i forma tindrien els extraterrestres?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/2021\/04\/02\/les-unitats-de-mesura-que-fem-servir-en-astronomia\/\">Les unitats de mesura que fem servir en astronomia<\/a><\/p>\n\n\n\n<p><strong>Entrades Recents:<\/strong><\/p>\n\n\n<ul class=\"wp-block-latest-posts__list is-grid columns-3 wp-block-latest-posts\"><li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.cosmoespai.com\/cat\/com-viatjar-al-futur-sense-violar-les-lleis-de-la-fisica\/\">Com Viatjar al Futur Sense Violar les Lleis de la F\u00edsica<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.cosmoespai.com\/cat\/que-es-la-gravetat\/\">Qu\u00e8 \u00e9s la gravetat?<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.cosmoespai.com\/cat\/per-que-hi-ha-mes-materia-que-antimateria-a-lunivers\/\">Per qu\u00e8 hi ha m\u00e9s mat\u00e8ria que antimat\u00e8ria a l\u2019univers?<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.cosmoespai.com\/cat\/que-es-lantimateria\/\">Qu\u00e8 \u00e9s l\u2019antimat\u00e8ria?<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.cosmoespai.com\/cat\/per-que-els-centres-de-les-galaxies-contenen-forats-negres\/\">Per qu\u00e8 els centres de les gal\u00e0xies contenen forats negres?<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>A l\u2019igual que el Big Crunch i el Big Freeze, el Big Rip \u00e9s una teoria que especula sobre com podria ser la mort de<span class=\"read-more-link\"><a class=\"read-more\" href=\"https:\/\/www.cosmoespai.com\/cat\/que-proposa-la-teoria-del-big-rip\/\">Continuar llegint<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":544,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":""},"categories":[6],"tags":[515,519,520,57,491,521,517,55],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/01\/Big_Rip.jpg?fit=720%2C405","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack-related-posts":[{"id":540,"url":"https:\/\/www.cosmoespai.com\/cat\/el-big-freeze-la-mort-gelida-de-lunivers\/","url_meta":{"origin":543,"position":0},"title":"El Big Freeze: la mort g\u00e8lida de l\u2019univers","author":"Ferran","date":"21 de gener de 2022","format":false,"excerpt":"Al llarg del temps, els cient\u00edfics han especulat sobre com podria ser la mort de l\u2019univers. Amb els nostres coneixements actuals de l\u2019univers, hem desenvolupat diverses teories que expliquen com morir\u00e0 el nostre univers. Una d\u2019elles \u00e9s l\u2019anomenat Big Freeze, que diu que el nostre univers no parar\u00e0 mai d\u2019expandir-se.\u2026","rel":"","context":"A &quot;General&quot;","block_context":{"text":"General","link":"https:\/\/www.cosmoespai.com\/cat\/category\/general\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/01\/Big_Freeze.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/01\/Big_Freeze.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/01\/Big_Freeze.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/01\/Big_Freeze.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]},{"id":560,"url":"https:\/\/www.cosmoespai.com\/cat\/com-sabem-que-lunivers-sesta-expandint\/","url_meta":{"origin":543,"position":1},"title":"Com sabem que l\u2019univers s\u2019est\u00e0 expandint?","author":"Ferran","date":"18 de febrer de 2022","format":false,"excerpt":"Des de fa d\u00e8cades sabem que l\u2019univers est\u00e0 en un proc\u00e9s d\u2019expansi\u00f3 accelerat. Aix\u00f2 vol dir que les gal\u00e0xies s\u2019allunyen les unes de les altres cada cop m\u00e9s r\u00e0pid. Si aquest proc\u00e9s continua indefinidament, arribar\u00e0 un moment en que les gal\u00e0xies s\u2019allunyaran tan r\u00e0pidament les unes de les altres (m\u00e9s\u2026","rel":"","context":"A &quot;Univers&quot;","block_context":{"text":"Univers","link":"https:\/\/www.cosmoespai.com\/cat\/category\/univers\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/02\/Expansi\u00f3_Univers.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/02\/Expansi\u00f3_Univers.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/02\/Expansi\u00f3_Univers.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/02\/Expansi\u00f3_Univers.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]},{"id":530,"url":"https:\/\/www.cosmoespai.com\/cat\/el-big-crunch-quan-tot-torni-al-comencament\/","url_meta":{"origin":543,"position":2},"title":"El Big Crunch: Quan tot torni al comen\u00e7ament","author":"Ferran","date":"7 de gener de 2022","format":false,"excerpt":"El Big Crunch, a l\u2019igual que el Big Freeze o el Big Rip, dels quals parlar\u00e9 en propers articles, \u00e9s una teoria que especula sobre com podria ser la mort de l\u2019univers. Tamb\u00e9 podr\u00edem dir que \u00e9s la teoria oposada al Big Bang. En qu\u00e8 consisteix la teoria? La teoria\u2026","rel":"","context":"A &quot;Univers&quot;","block_context":{"text":"Univers","link":"https:\/\/www.cosmoespai.com\/cat\/category\/univers\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/01\/Big_Crunch.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/01\/Big_Crunch.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/01\/Big_Crunch.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/01\/Big_Crunch.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]},{"id":567,"url":"https:\/\/www.cosmoespai.com\/cat\/la-constant-cosmologica-el-major-error-deinstein\/","url_meta":{"origin":543,"position":3},"title":"La constant cosmol\u00f2gica: el major error d\u2019Einstein","author":"Ferran","date":"26 de febrer de 2022","format":false,"excerpt":"Malgrat l\u2019\u00e8xit que Einstein va tenir gr\u00e0cies a, entre altres, les teories de la relativitat general i especial, Einstein es va negar a acceptar la resposta que sortia de les matem\u00e0tiques. I \u00e9s que, a l\u2019igual que Friedman i Lema\u00eetre, Einstein s\u2019havia adonat que les equacions de la relativitat general\u2026","rel":"","context":"A &quot;General&quot;","block_context":{"text":"General","link":"https:\/\/www.cosmoespai.com\/cat\/category\/general\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/02\/Constant_Cosmol\u00f2gica.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/02\/Constant_Cosmol\u00f2gica.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/02\/Constant_Cosmol\u00f2gica.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/02\/Constant_Cosmol\u00f2gica.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]},{"id":717,"url":"https:\/\/www.cosmoespai.com\/cat\/que-es-el-fons-cosmic-de-microones\/","url_meta":{"origin":543,"position":4},"title":"Qu\u00e8 \u00e9s el fons c\u00f2smic de microones?","author":"Ferran","date":"21 d'agost de 2022","format":false,"excerpt":"El fons c\u00f2smic de microones \u00e9s el romanent, en forma de radiaci\u00f3 electromagn\u00e8tica (llum), del Big Bang. Aquesta llum omple l\u2019univers en totes les direccions, i ens permet estudiar amb precisi\u00f3 l\u2019evoluci\u00f3 i l\u2019estructura del cosmos a grans escales. A causa de l\u2019expansi\u00f3 de l\u2019univers, els fotons que formen el\u2026","rel":"","context":"A &quot;General&quot;","block_context":{"text":"General","link":"https:\/\/www.cosmoespai.com\/cat\/category\/general\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/08\/Fons_Microones.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/08\/Fons_Microones.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/08\/Fons_Microones.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/08\/Fons_Microones.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]},{"id":218,"url":"https:\/\/www.cosmoespai.com\/cat\/com-podriem-classificar-les-diferents-civilitzacions-a-lunivers\/","url_meta":{"origin":543,"position":5},"title":"Com podr\u00edem classificar les diferents civilitzacions a l\u2019univers?","author":"Ferran","date":"4 de desembre de 2020","format":false,"excerpt":"Les lleis de la f\u00edsica ens serveixen per moltes investigacions cient\u00edfiques, per\u00f2 tamb\u00e9 les hem utilitzat per a visualitzar perfils que podrien tenir possibles civilitzacions a l'espai. Si observem la nostra pr\u00f2pia evoluci\u00f3 des de fa 100 000 anys, des de que els primers humans van apar\u00e8ixer a \u00c0frica, la\u2026","rel":"","context":"A &quot;Univers&quot;","block_context":{"text":"Univers","link":"https:\/\/www.cosmoespai.com\/cat\/category\/univers\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2020\/12\/Classificar_Civilitzacions.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2020\/12\/Classificar_Civilitzacions.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2020\/12\/Classificar_Civilitzacions.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2020\/12\/Classificar_Civilitzacions.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/posts\/543"}],"collection":[{"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/comments?post=543"}],"version-history":[{"count":1,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/posts\/543\/revisions"}],"predecessor-version":[{"id":545,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/posts\/543\/revisions\/545"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/media\/544"}],"wp:attachment":[{"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/media?parent=543"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/categories?post=543"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/tags?post=543"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}