{"id":341289,"date":"2024-09-01T00:10:09","date_gmt":"2024-08-31T23:10:09","guid":{"rendered":"https:\/\/liked.hu\/old\/?p=341289"},"modified":"2024-09-01T00:10:18","modified_gmt":"2024-08-31T23:10:18","slug":"honnan-tudjuk-hogy-az-univerzum-vegtelen","status":"publish","type":"post","link":"https:\/\/liked.hu\/old\/erdekes\/honnan-tudjuk-hogy-az-univerzum-vegtelen\/","title":{"rendered":"Honnan tudjuk, hogy az Univerzum v\u00e9gtelen?"},"content":{"rendered":"\n<p>\u00c9vezredek \u00f3ta a csillag\u00e1szok \u00e9s asztrofizikusok kutatj\u00e1k az \u00e9gitestek &#8211; a csillagokt\u00f3l \u00e9s aszteroid\u00e1kt\u00f3l a fekete lyukakig \u00e9s kvaz\u00e1rokig &#8211; eredet\u00e9t \u00e9s fejl\u0151d\u00e9s\u00e9t, b\u0151v\u00edtve ezzel a vil\u00e1gunkr\u00f3l alkotott ismereteinket.<\/p>\n\n\n\n\n<div style=\"float:none;margin:0px 0 0px 0;text-align:center;\">\n<div class=\"mobileShowkakettes\"><div class=\"mobileShowka2\"><div style=\"padding-top:0px;padding-bottom:15px;min-height: 300px;\"><div class=\"hirdetes\">HIRDET\u00c9S<\/div>\n<!-- 300lista -->\n<ins class=\"adsbygoogle\"\n     style=\"display:inline-block;width:300px;height:250px\"\n     data-ad-client=\"ca-pub-9424088931673893\"\n     data-ad-slot=\"8471340766\"><\/ins>\n<script async>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/div><\/div><\/div><\/div>\n\n\n\n\n<p>A Csillag\u00e1szat napja (m\u00e1jus 7.) alkalm\u00e1b\u00f3l Vladimir Surdin csillag\u00e1sz, a Moszkvai \u00c1llami Egyetem \u00c1llami Csillag\u00e1szati Int\u00e9zet\u00e9nek vezet\u0151 kutat\u00f3ja \u00e9s a &#8222;Vil\u00e1gegyetem k\u00e9rd\u00e9sekben \u00e9s v\u00e1laszokban&#8221; c\u00edm\u0171 k\u00f6nyv szerz\u0151je \u00edrt egy cikket, amely a modern csillag\u00e1szat egyik f\u0151 k\u00e9rd\u00e9s\u00e9re vil\u00e1g\u00edt r\u00e1.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"1200\" height=\"630\" src=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/08\/Univerzum-vegtelensege.jpg\" alt=\"Univerzum v\u00e9gtelens\u00e9ge\" class=\"wp-image-341290\" srcset=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/08\/Univerzum-vegtelensege.jpg 1200w, https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/08\/Univerzum-vegtelensege-768x403.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p>A helyzet az ugyanis, hogy m\u00e9g mindig nem tudjuk, hogy a Vil\u00e1gegyetem v\u00e9gtelen-e. \u00c9s nincs kiz\u00e1rva, hogy soha nem is lesz\u00fcnk 100%-ig biztosak ebben. Hiszen ahhoz, hogy ellen\u0151rizz\u00fck, hogy a Vil\u00e1gegyetem v\u00e9gtelen-e, meg kellene m\u00e9rn\u00fcnk, \u00e9s ha a Vil\u00e1gegyetem val\u00f3ban v\u00e9gtelen, akkor ez v\u00e9gtelen\u00fcl sok id\u0151t venne ig\u00e9nybe.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" src=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-007.webp\" alt=\"V\u00e9gtelen univerzum 007\" class=\"wp-image-341297\" width=\"768\" height=\"512\" srcset=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-007.webp 1000w, https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-007-768x512.webp 768w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><figcaption><a href=\"https:\/\/www.freepik.com\/free-ai-image\/galaxy-wallpaper-warm-colors_280118303.htm#fromView=search&amp;page=1&amp;position=3&amp;uuid=becb219e-dd81-4571-834a-0c9091fdc2b8\" target=\"_blank\" rel=\"noreferrer noopener\">freepik<\/a><\/figcaption><\/figure>\n\n\n\n<p>Azt azonban pontosan tudjuk, hogy a Vil\u00e1gegyetem sokkal nagyobb ann\u00e1l a r\u00e9sz\u00e9n\u00e9l, mint amit a csillag\u00e1szok ma t\u00e1vcs\u00f6vekkel meg tudnak figyelni. A Vil\u00e1gegyetem nagy l\u00e9pt\u00e9k\u0171 tanulm\u00e1nyoz\u00e1s\u00e1val foglalkoz\u00f3 tudom\u00e1nyt kozmol\u00f3gi\u00e1nak nevezik; azokat a tud\u00f3sokat pedig, akik ezt a tudom\u00e1nyt m\u0171velik, kozmol\u00f3gusoknak.<\/p>\n\n\n\n\n<div style=\"float:none;margin:0px 0 0px 0;text-align:center;\">\n<div class=\"mobileHideke5\"><div style=\"margin-top:25px;\"><div class=\"hirdeteshatter\"><div style=\"display: inline-block;width: 50%;min-width:305px;vertical-align: top;\"><div class=\"hirdetes\">HIRDET\u00c9S<\/div>\n<!-- LikedQ51 -->\n<ins class=\"adsbygoogle\"\n     style=\"display:inline-block;width:300px;height:250px\"\n     data-ad-client=\"ca-pub-9424088931673893\"\n     data-ad-slot=\"8284063326\"><\/ins>\n<script async>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/div><div style=\"display: inline-block;width: 50%;min-width:305px;vertical-align: top;\"><div class=\"hirdetes\">HIRDET\u00c9S<\/div>\n<!-- LikedQ52 -->\n<ins class=\"adsbygoogle\"\n     style=\"display:inline-block;width:300px;height:250px\"\n     data-ad-client=\"ca-pub-9424088931673893\"\n     data-ad-slot=\"2840164950\"><\/ins>\n<script async>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/div><\/div><\/div><\/div>\n<div style=\"display:flex;flex-direction:column;\"><div class=\"mobileShowka5\"><div style=\"padding-top:10px;padding-bottom:10px;min-height: 300px;\"><div class=\"hirdetes\">HIRDET\u00c9S<\/div>\n<!-- LikedQ5M -->\n<ins class=\"adsbygoogle\"\n     style=\"display:inline-block;width:300px;height:250px\"\n     data-ad-client=\"ca-pub-9424088931673893\"\n     data-ad-slot=\"9022429928\"><\/ins>\n<script async>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/div><\/div><\/div><\/div>\n\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"1000\" height=\"667\" src=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-006.webp\" alt=\"V\u00e9gtelen univerzum 006\" class=\"wp-image-341296\" srcset=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-006.webp 1000w, https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-006-768x512.webp 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption><a href=\"https:\/\/www.freepik.com\/free-ai-image\/galaxy-wallpaper-warm-colors_280118394.htm#fromView=search&amp;page=1&amp;position=5&amp;uuid=becb219e-dd81-4571-834a-0c9091fdc2b8\" target=\"_blank\" rel=\"noreferrer noopener\">freepik<\/a><\/figcaption><\/figure>\n\n\n\n<p>Val\u00f3j\u00e1ban ezek persze csak csillag\u00e1szok \u00e9s fizikusok, akiket \u00e9rdekel, hogyan sz\u00fcletett a Vil\u00e1gegyetem\u00fcnk, hogyan \u00e9p\u00fcl fel eg\u00e9sz\u00e9ben, \u00e9s milyen sors v\u00e1r r\u00e1 a j\u00f6v\u0151ben. A csillag\u00e1szok megfigyelik a Vil\u00e1gegyetemet, tanulm\u00e1nyozz\u00e1k a csillagok, galaxisok \u00e9s a m\u00e9g ismeretlen term\u00e9szet\u0171 anyagok eloszl\u00e1s\u00e1t \u00e9s mozg\u00e1s\u00e1t, amelyet s\u00f6t\u00e9t anyagnak neveznek.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"1000\" height=\"1000\" src=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-005.webp\" alt=\"V\u00e9gtelen univerzum 005\" class=\"wp-image-341295\" srcset=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-005.webp 1000w, https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-005-768x768.webp 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption><a href=\"https:\/\/www.freepik.com\/free-ai-image\/magical-fantasy-black-hole-illustration_249263541.htm#fromView=search&amp;page=1&amp;position=14&amp;uuid=becb219e-dd81-4571-834a-0c9091fdc2b8\" target=\"_blank\" rel=\"noreferrer noopener\">freepik<\/a><\/figcaption><\/figure>\n\n\n\n<p>A fizikusok pedig megpr\u00f3b\u00e1lj\u00e1k megmagyar\u00e1zni azt, amit a csillag\u00e1szok l\u00e1tnak, valamilyen l\u00e9tez\u0151 elm\u00e9let keretein bel\u00fcl, amelyeket persze folyamatosan fejleszteni \u00e9s eg\u00e9sz\u00edtgetni kell, mivel a csillag\u00e1szok mindig \u00faj \u00e9s v\u00e1ratlan tulajdons\u00e1gait fedezik fel a Vil\u00e1gegyetemnek. Az egyik legmegb\u00edzhat\u00f3bban meg\u00e1llap\u00edtott tulajdons\u00e1ga az, hogy a Vil\u00e1gegyetem t\u00e1gul: a galaxishalmazok t\u00e1volodnak egym\u00e1st\u00f3l, ami azt jelenti, hogy a m\u00faltban k\u00f6zelebb voltak egym\u00e1shoz, \u00e9s volt egy pillanat, amikor ez a t\u00e1gul\u00e1s elkezd\u0151d\u00f6tt.<\/p>\n\n\n\n\n<div style=\"float:none;margin:0px 0 0px 0;text-align:center;\">\n<div class=\"mobileHideke8\"><div style=\"margin-top:25px;\"><div class=\"hirdeteshatter\"><div style=\"display: inline-block;width: 50%;min-width:340px;vertical-align: top;\"><div class=\"hirdetes\">HIRDET\u00c9S<\/div>\n<!-- Liked7Q1 -->\n<ins class=\"adsbygoogle\"\n     style=\"display:inline-block;width:336px;height:280px\"\n     data-ad-client=\"ca-pub-9424088931673893\"\n     data-ad-slot=\"3022062587\"><\/ins>\n<script async>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/div><div style=\"display: inline-block;width: 50%;min-width:340px;vertical-align: top;\"><div class=\"hirdetes\">HIRDET\u00c9S<\/div>\n<!-- Liked7Q2 -->\n<ins class=\"adsbygoogle\"\n     style=\"display:inline-block;width:336px;height:280px\"\n     data-ad-client=\"ca-pub-9424088931673893\"\n     data-ad-slot=\"3952000871\"><\/ins>\n<script async>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/div><\/div><\/div><\/div>\n<div style=\"display:flex;flex-direction:column;\"><div class=\"mobileShowka8\"><div style=\"padding-top:15px;margin-bottom:15px;min-height: 300px;\"><div class=\"hirdetes\">HIRDET\u00c9S<\/div>\n<!-- Liked7QMobil -->\n<ins class=\"adsbygoogle\"\n     style=\"display:inline-block;width:336px;height:280px\"\n     data-ad-client=\"ca-pub-9424088931673893\"\n     data-ad-slot=\"5073510857\"><\/ins>\n<script async>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/div><\/div><\/div><\/div>\n\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"1000\" height=\"667\" src=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-004.webp\" alt=\"V\u00e9gtelen univerzum 004\" class=\"wp-image-341294\" srcset=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-004.webp 1000w, https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-004-768x512.webp 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption><a href=\"https:\/\/www.freepik.com\/free-ai-image\/galaxy-wallpaper-warm-colors_280118489.htm#fromView=search&amp;page=1&amp;position=19&amp;uuid=becb219e-dd81-4571-834a-0c9091fdc2b8\" target=\"_blank\" rel=\"noreferrer noopener\">freepik<\/a><\/figcaption><\/figure>\n\n\n\n<p>Ez k\u00f6r\u00fclbel\u00fcl 14 milli\u00e1rd \u00e9vvel ezel\u0151tt t\u00f6rt\u00e9nt; ezt nevezz\u00fck a Vil\u00e1gegyetem sz\u00fclet\u00e9s\u00e9nek. Ma csak egy legfeljebb 14 milli\u00e1rd f\u00e9ny\u00e9v sugar\u00fa tartom\u00e1nyt l\u00e1thatunk t\u00e1vcs\u0151vel, mivel a Vil\u00e1gegyetem t\u00e1volabbi r\u00e9gi\u00f3ib\u00f3l a f\u00e9ny m\u00e9g nem \u00e9rt el hozz\u00e1nk. De ennek a r\u00e9gi\u00f3nak a m\u00e9rete folyamatosan n\u00f6vekszik, mivel a Vil\u00e1gegyetem t\u00e1gul, \u00e9s a megfigyelhet\u0151 r\u00e9gi\u00f3 hat\u00e1ra f\u00e9nysebess\u00e9ggel t\u00e1volodik t\u0151l\u00fcnk. Ez\u00e9rt a j\u00f6v\u0151ben a Vil\u00e1gegyetem egyre nagyobb \u00e9s nagyobb r\u00e9sz\u00e9t fogjuk l\u00e1tni. Nem mindegy azonban, hogy mire vagyunk k\u00edv\u00e1ncsiak a Vil\u00e1gegyetemmel kapcsolatban: a v\u00e9gtelen \u00e9s a hat\u00e1rtalan ugyanis k\u00e9t teljesen elt\u00e9r\u0151 fogalom.<\/p>\n\n\n\n<p>Nyilv\u00e1nval\u00f3, hogy a Vil\u00e1gegyetem hat\u00e1rtalan: neh\u00e9z elk\u00e9pzelni valamif\u00e9le falat, amely korl\u00e1tozn\u00e1 vil\u00e1gunk ter\u00e9t. De hogy a Vil\u00e1gegyetem v\u00e9gtelen-e, az egyel\u0151re nyitott k\u00e9rd\u00e9s.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"1000\" height=\"667\" src=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-003.webp\" alt=\"V\u00e9gtelen univerzum 003\" class=\"wp-image-341293\" srcset=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-003.webp 1000w, https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-003-768x512.webp 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption><a href=\"https:\/\/www.freepik.com\/free-ai-image\/galaxy-wallpaper-warm-colors_280118555.htm#fromView=search&amp;page=1&amp;position=23&amp;uuid=becb219e-dd81-4571-834a-0c9091fdc2b8\" target=\"_blank\" rel=\"noreferrer noopener\">freepik<\/a><\/figcaption><\/figure>\n\n\n\n<p>K\u00e9pzelj el egy hangy\u00e1t, ami egy g\u00f6mb felsz\u00edn\u00e9n \u00e9l. Nem tud rep\u00fclni, nem tudja \u00e1tr\u00e1gni a g\u00f6mb\u00f6t, \u00edgy a g\u00f6mb felsz\u00edne az eg\u00e9sz vil\u00e1ga. Hogyan tudhatja meg a hangya a &#8222;vil\u00e1gegyetem\u00e9nek&#8221; tulajdons\u00e1gait? Ha el\u00e9g sok\u00e1ig j\u00e1rk\u00e1l a g\u00f6mb\u00f6n, \u00e9s sehol sem fog hat\u00e1rokba botlani, akkor helyesen arra a k\u00f6vetkeztet\u00e9sre jut, hogy a g\u00f6mb felsz\u00edne hat\u00e1rtalan. De vajon v\u00e9gtelen\u00fcl nagy-e ez a fel\u00fclet? Okos hangy\u00e1nk fog egy ecsetet fest\u00e9kkel, \u00e9s elkezdi befesteni a g\u00f6mb azon r\u00e9szeit, amelyeken m\u00e1r j\u00e1rt, \u00faj, be nem festett helyeket keresve.<\/p>\n\n\n\n<p>Egy id\u0151 ut\u00e1n meggy\u0151z\u0151dik arr\u00f3l (ha van el\u00e9g fest\u00e9ke), hogy nincs t\u00f6bb festetlen r\u00e9sz a g\u00f6mb\u00f6n. Ez azt jelenti, hogy a hangya sz\u00e1m\u00e1ra el\u00e9rhet\u0151 g\u00f6mbfel\u00fclet nem v\u00e9gtelen: az eg\u00e9sznek meghat\u00e1rozott, v\u00e9ges ter\u00fclete van. A hangya vil\u00e1ga teh\u00e1t hat\u00e1rtalannak, de v\u00e9gesnek bizonyult.<\/p>\n\n\n\n\n<div style=\"float:none;margin:0px 0 0px 0;text-align:center;\">\n<div class=\"mobileHideke8\"><div class=\"hirdeteshatter\"><div style=\"display: inline-block;width: 50%;min-width:340px;vertical-align: top;\"><div class=\"hirdetes\">HIRDET\u00c9S<\/div>\n<!-- LikedQ81 -->\n<ins class=\"adsbygoogle\"\n     style=\"display:inline-block;width:336px;height:280px\"\n     data-ad-client=\"ca-pub-9424088931673893\"\n     data-ad-slot=\"2436840276\"><\/ins>\n<script async>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/div><div style=\"display: inline-block;width: 50%;min-width:340px;vertical-align: top;\"><div class=\"hirdetes\">HIRDET\u00c9S<\/div>\n<!-- LikedQ82 -->\n<ins class=\"adsbygoogle\"\n     style=\"display:inline-block;width:336px;height:280px\"\n     data-ad-client=\"ca-pub-9424088931673893\"\n     data-ad-slot=\"3558350253\"><\/ins>\n<script async>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/div><\/div><\/div>\n<div style=\"display:flex;flex-direction:column;\"><div class=\"mobileShowka8 nyolc\"><div style=\"padding-top:15px;padding-bottom:5px;min-height: 300px;\"><div class=\"hirdetes\">HIRDET\u00c9S<\/div>\n<!-- LikedQ8M -->\n<ins class=\"adsbygoogle\"\n     style=\"display:inline-block;width:336px;height:280px\"\n     data-ad-client=\"ca-pub-9424088931673893\"\n     data-ad-slot=\"4679860235\"><\/ins>\n<script async>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/div><\/div><\/div><\/div>\n\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"1000\" height=\"667\" src=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-002.webp\" alt=\"V\u00e9gtelen univerzum 002\" class=\"wp-image-341292\" srcset=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-002.webp 1000w, https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-002-768x512.webp 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption><a href=\"https:\/\/www.freepik.com\/free-ai-image\/galaxy-wallpaper-warm-colors_280118197.htm#fromView=search&amp;page=1&amp;position=37&amp;uuid=becb219e-dd81-4571-834a-0c9091fdc2b8\" target=\"_blank\" rel=\"noreferrer noopener\">freepik<\/a><\/figcaption><\/figure>\n\n\n\n<p>A hangy\u00e1nk egy fel\u00fcleten \u00e9l, mi pedig egy t\u00e9rfogatban: nek\u00fcnk nem kett\u0151, hanem h\u00e1rom t\u00e9rbeli dimenzi\u00f3nk van. De a probl\u00e9ma l\u00e9nyege ett\u0151l nem v\u00e1ltozik. Egyel\u0151re csak arr\u00f3l gy\u0151z\u0151dt\u00fcnk meg, hogy a Vil\u00e1gegyetem nagyon nagy. A hangya is megtehette volna ezt an\u00e9lk\u00fcl, hogy az eg\u00e9sz fel\u00fcletet befesten\u00e9. Ellen\u0151rizhette volna a fel\u00fclet egy kis r\u00e9sz\u00e9nek geometriai tulajdons\u00e1gait egy h\u00e1romsz\u00f6g rajzol\u00e1s\u00e1val. Ha a h\u00e1romsz\u00f6g sz\u00f6geinek \u00f6sszege 180\u00b0, akkor a fel\u00fclet s\u00edk, mint egy asztallap. De egy g\u00f6mb fel\u00fclet\u00e9n l\u00e9v\u0151 h\u00e1romsz\u00f6g sz\u00f6geinek \u00f6sszege mindig nagyobb, mint 180\u00b0. Ezt az egyszer\u0171 k\u00eds\u00e9rletet te magad is k\u00f6nnyen elv\u00e9gezheted, ha fogsz egy labd\u00e1t vagy egy f\u00f6ldg\u00f6mb\u00f6t, amelyen m\u00e1r vannak h\u00e1romsz\u00f6gek a p\u00e1rhuzamosokb\u00f3l \u00e9s az \u00f6sszefut\u00f3 meridi\u00e1nokb\u00f3l. \u00c9szrevetted, hogy a p\u00e1rhuzamosok mindig mer\u0151legesek a meridi\u00e1nokra? Ez m\u00e1r k\u00e9t 90\u00b0-os sz\u00f6g, \u00e9s ott van m\u00e9g a p\u00f3lusn\u00e1l l\u00e9v\u0151 sz\u00f6g is! Ez\u00e9rt egy ilyen h\u00e1romsz\u00f6g sz\u00f6geinek \u00f6sszege \u00e9rtelemszer\u0171en mindig nagyobb, mint 180\u00b0.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" src=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-001.webp\" alt=\"V\u00e9gtelen univerzum 001\" class=\"wp-image-341291\" width=\"768\" height=\"512\" srcset=\"https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-001.webp 1000w, https:\/\/liked.hu\/old\/wp-content\/uploads\/2024\/09\/Vegtelen-univerzum-001-768x512.webp 768w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><figcaption><a href=\"https:\/\/www.freepik.com\/free-ai-image\/magical-fantasy-black-hole-illustration_249263542.htm#fromView=search&amp;page=1&amp;position=51&amp;uuid=becb219e-dd81-4571-834a-0c9091fdc2b8\" target=\"_blank\" rel=\"noreferrer noopener\">freepik<\/a><\/figcaption><\/figure>\n\n\n\n<p>Ez a t\u00e9ny azonnal felfedi a f\u00f6ldg\u00f6mb fel\u00fclet\u00e9nek g\u00f6rb\u00fclet\u00e9t. Ha azonos ter\u00fclet\u0171 h\u00e1romsz\u00f6geket rajzolunk k\u00fcl\u00f6nb\u00f6z\u0151 m\u00e9ret\u0171 f\u00f6ldg\u00f6mb\u00f6kre, akkor min\u00e9l kisebb a f\u00f6ldg\u00f6mb, ann\u00e1l nagyobb lesz a h\u00e1romsz\u00f6g sz\u00f6geinek \u00f6sszege. Ez azt jelenti, hogy min\u00e9l kisebb a g\u00f6mb m\u00e9rete, ann\u00e1l nagyobb a fel\u00fclet\u00e9nek g\u00f6rb\u00fclete, \u00e9s ann\u00e1l k\u00f6nnyebb a hangy\u00e1nak meg\u00e9rteni, hogy a g\u00f6mb fel\u00fclete nem v\u00e9gtelen. De amikor a hangya azt tapasztalja, hogy a fel\u00fclet minden ir\u00e1nyban gyakorlatilag s\u00edk, akkor meg\u00e9rti, hogy ha alatta g\u00f6mb is van, az egy \u00f3ri\u00e1si, gyakorlatilag v\u00e9gtelen fel\u00fclet\u0171 g\u00f6mb, amelyre ha akarn\u00e1 sem lenne el\u00e9g fest\u00e9ke.<\/p>\n\n\n\n<p>A kozmol\u00f3gusok ma a hangya helyzet\u00e9ben vannak. Csak a g\u00f6mbfel\u00fclet ter\u00fclete helyett a Vil\u00e1gegyetem t\u00e9rfogat\u00e1t vizsg\u00e1lj\u00e1k, \u00e9s \u00fagy l\u00e1tj\u00e1k, hogy a geometriai tulajdons\u00e1gai alapj\u00e1n gyakorlatilag s\u00edk, ami azt jelenti, hogy nagyon nagy &#8211; gyakorlatilag v\u00e9gtelen. De a kozmol\u00f3gusok ugyanolyan kitart\u00f3ak, mint a hangy\u00e1k. Egyre m\u00e9lyebbre \u00e9s m\u00e9lyebbre hatolnak a Vil\u00e1gegyetem tanulm\u00e1nyoz\u00e1s\u00e1ban, hogy felfedj\u00e9k minden titk\u00e1t, \u00e9s v\u00e9g\u00fcl megtudj\u00e1k, amire mindenki k\u00edv\u00e1ncsi, hogy val\u00f3ban v\u00e9gtelen-e vagy sem.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>K\u00e9szp\u00e9nznek vessz\u00fck, hogy az univerzum v\u00e9gtelen, pedig semmilyen k\u00e9zzel foghat\u00f3 bizony\u00edt\u00e9kunk sincs erre.<\/p>\n","protected":false},"author":13,"featured_media":341290,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"buzzeditor_post_format":""},"categories":[23],"tags":[3863,5823,2719],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.6.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Honnan tudjuk, hogy az Univerzum v\u00e9gtelen?<\/title>\n<meta name=\"description\" content=\"K\u00e9szp\u00e9nznek vessz\u00fck, hogy az univerzum 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