{"id":69114,"date":"2025-08-05T18:24:32","date_gmt":"2025-08-05T18:24:32","guid":{"rendered":"https:\/\/onlineexammaker.com\/kb\/?p=69114"},"modified":"2025-08-28T15:10:16","modified_gmt":"2025-08-28T15:10:16","slug":"15-black-holes-quiz-questions-and-answers-ro","status":"publish","type":"post","link":"https:\/\/onlineexammaker.com\/kb\/ro\/15-black-holes-quiz-questions-and-answers-ro\/","title":{"rendered":"15 gauri negre \u00eentreb\u0103ri \u0219i r\u0103spunsuri"},"content":{"rendered":"<p>G\u0103urile negre sunt obiecte fascinante \u0219i enigmatice \u00een spa\u021biu care au surprins imagina\u021bia oamenilor de \u0219tiin\u021b\u0103 \u0219i a publicului deopotriv\u0103. Sunt regiuni incredibil de dense \u00een universul \u00een care gravita\u021bia este at\u00e2t de puternic\u0103, \u00eenc\u00e2t nimic, nici m\u0103car lumin\u0103, nu poate sc\u0103pa de la apucarea lor. Aceste entit\u0103\u021bi cosmice sunt formate din r\u0103m\u0103\u0219i\u021bele stelelor masive care au suferit o pr\u0103bu\u0219ire gravita\u021bional\u0103.<\/p>\n<p>Formare:<br \/>\nG\u0103urile negre sunt formate atunci c\u00e2nd stelele masive \u00ee\u0219i epuizeaz\u0103 combustibilul nuclear \u0219i nu mai au suficient\u0103 energie pentru a rezista for\u021bei gravita\u021biei care \u00eempinge spre interior. F\u0103r\u0103 presiunea din reac\u021biile nucleare pentru a contracara gravita\u021bia, miezul stelei se pr\u0103bu\u0219e\u0219te spre interior, ceea ce duce la formarea unei g\u0103uri negre.<\/p>\n<p>Orizont de eveniment:<br \/>\nCaracteristica definitorie a unei gauri negre este orizontul evenimentului s\u0103u, care este grani\u021ba dincolo de care nimic nu poate sc\u0103pa de trac\u021biunea sa gravita\u021bional\u0103. Odat\u0103 ce orice obiect, inclusiv lumina, traverseaz\u0103 orizontul evenimentului, acesta este atras ireversibil spre singularitatea g\u0103urii negre (miezul) \u0219i nu se poate transmite nicio informa\u021bie sau materie.<\/p>\n<p>Tipuri de g\u0103uri negre:<br \/>\nExist\u0103 \u00een primul r\u00e2nd trei tipuri de g\u0103uri negre:<\/p>\n<p>G\u0103uri negre stelare: formate din r\u0103m\u0103\u0219i\u021bele stelelor masive cu mase de mai multe ori dec\u00e2t ale soarelui nostru.<\/p>\n<p>G\u0103uri negre intermediare: cu mase \u00eentre g\u0103uri negre stelare \u0219i g\u0103uri negre supermasive.<\/p>\n<p>G\u0103uri negre supermasive: g\u0103site la centrele majorit\u0103\u021bii galaxiilor, inclusiv a propriilor noastre Calea Lactee. Ace\u0219ti gigan\u021bi pot avea mase echivalente cu milioane sau miliarde de soare.<\/p>\n<h3> \u00een acest articol <\/h3>\n<ul class=\"article_list\">\n<li> <a href = \"#1\"> Partea 1: OnlineExammaker AI Quiz Generator &#8211; Economisi\u021bi timp \u0219i eforturi <\/a> <\/li>\n<li> <a href = \"#2\"> Partea 2: 15 \u00centreb\u0103ri \u0219i r\u0103spunsuri pentru teste negre <\/a> <\/li>\n<li> <a href = \"#3\"> Partea 3: Genera\u021bi automat \u00eentreb\u0103ri de testare folosind generatorul de \u00eentreb\u0103ri AI <\/a> <\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/onlineexammaker.com\/kb\/wp-content\/uploads\/2023\/08\/Black-holes.webp\" alt=\"\"\/><\/p>\n<h3 id = \"1\"> Partea 1: OnlineExammaker AI Quiz Generator &#8211; Economisi\u021bi timp \u0219i eforturi <\/h3>\n<p>Mai petrece\u021bi mult timp \u00een editarea \u00eentreb\u0103rilor pentru urm\u0103toarea dvs. evaluare a g\u0103urilor negre? OnlineExammaker este un produc\u0103tor de teste AI care folose\u0219te inteligen\u021ba artificial\u0103 pentru a ajuta utilizatorii s\u0103 creeze quizze, teste \u0219i evalu\u0103ri rapid \u0219i eficient. Pute\u021bi \u00eencepe prin introducerea unui subiect sau detalii specifice \u00een generatorul de \u00eentreb\u0103ri AI OnlineExammaker AI, iar AI va genera un set de \u00eentreb\u0103ri aproape instantaneu. De asemenea, ofer\u0103 op\u021biunea de a include explica\u021bii de r\u0103spuns, care pot fi scurte sau detaliate, ajut\u00e2nd elevii s\u0103 \u00een\u021beleag\u0103 gre\u0219elile lor.<\/p>\n<p><strong> ce v\u0103 place: <\/strong><br \/>\n\u25cf Gradare automat\u0103 \u0219i rapoarte interesante. Rezultate \u00een timp real \u0219i feedback interactiv pentru preparatori de teste.<br \/>\n\u25cf Examenele sunt clasificate automat cu rezultatele instantaneu, astfel \u00eenc\u00e2t profesorii s\u0103 poat\u0103 economisi timp \u0219i efort \u00een clasificare.<br \/>\n\u25cf Browser Lockdown pentru a restric\u021biona activitatea browserului \u00een timpul testelor pentru a \u00eempiedica studen\u021bii s\u0103 caute r\u0103spunsuri pe motoarele de c\u0103utare sau alte software.<br \/>\n\u25cf API -ul OnlineExammaker ofer\u0103 acces privat pentru dezvoltatori pentru a extrage automat datele examenului dvs. \u00een sistemul dvs.<\/p>\n<div class=\"embed_video_blog\">\n<div class=\"embed-responsive embed-responsive-16by9\" style=\"margin-bottom:16px;\">\n <iframe class=\"embed-responsive-item\" src=\"https:\/\/www.youtube.com\/embed\/zlqho9igH2Y\"><\/iframe>\n<\/div>\n<\/div>\n<div class=\"getstarted-container\">\n<p style=\"margin-bottom: 13px;\">Genera\u021bi automat \u00eentreb\u0103ri folosind AI<\/p>\n<div class=\"blog_double_btn clearfix\">\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/features\/ai-question-generator.html?refer=download_questions\" target=\"_blank\" rel=\"noopener\">Generator de \u00eentreb\u0103ri AI<\/a><\/div>\n<div class=\"p-style-b\">Genera\u021bi \u00eentreb\u0103ri pentru orice subiect<\/div>\n<\/div>\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/sign-up.html?refer=blog_btn\"> Crea\u021bi un test<\/a><\/div>\n<div class=\"p-style-b\">100% gratuit pentru totdeauna<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h3 id = \"2\"> Partea 2: 15 \u00centreb\u0103ri despre testare \u0219i r\u0103spunsuri la test negru <\/h3>\n<p><button id=\"copyquestionsBtn\" type=\"button\" onclick=\"myFunction()\">Copia\u021bi \u00eentreb\u0103rile<\/button>\u00a0\u00a0or\u00a0\u00a0<button id=\"genquestionsBtn\" class=\"genbtnstyle\" type=\"button\" onclick=\"myFunction1()\">Genera\u021bi \u00eentreb\u0103ri folosind AI<\/button><\/p>\n<div id=\"copy_questions\">\n<p>1. \u00centrebare: Ce este o gaur\u0103 neagr\u0103?<br \/>\n   Op\u021biuni:<br \/>\n   A. Un obiect ceresc care emite lumin\u0103 foarte puternic\u0103.<br \/>\n   B. O regiune din spa\u021biu unde gravita\u021bia este at\u00e2t de puternic\u0103 \u00eenc\u00e2t nimic nu poate sc\u0103pa, nici m\u0103car lumina.<br \/>\n   C. O stea care a explodat.<br \/>\n   D. Un planet\u0103 cu atmosfer\u0103 dens\u0103.<br \/>\n   R\u0103spuns corect: B.<br \/>\n   Explica\u021bie: O gaur\u0103 neagr\u0103 se formeaz\u0103 atunci c\u00e2nd masa unui obiect stelar se comprim\u0103 \u00eentr-un volum foarte mic, cre\u00e2nd o gravita\u021bie at\u00e2t de intens\u0103 \u00eenc\u00e2t atrage totul \u00een interior, inclusiv lumina.<\/p>\n<p>2. \u00centrebare: Cine a prezis prima dat\u0103 existen\u021ba g\u0103urilor negre?<br \/>\n   Op\u021biuni:<br \/>\n   A. Albert Einstein.<br \/>\n   B. Isaac Newton.<br \/>\n   C. John Michell.<br \/>\n   D. Stephen Hawking.<br \/>\n   R\u0103spuns corect: C.<br \/>\n   Explica\u021bie: John Michell a propus ideea unui obiect cu gravita\u021bie at\u00e2t de puternic\u0103 \u00eenc\u00e2t lumina nu poate sc\u0103pa, \u00een 1783, baz\u00e2ndu-se pe legile gravita\u021biei lui Newton.<\/p>\n<p>3. \u00centrebare: Ce este orizontul evenimentelor al unei g\u0103uri negre?<br \/>\n   Op\u021biuni:<br \/>\n   A. Centrul g\u0103urii negre unde densitatea este infinit\u0103.<br \/>\n   B. Grani\u021ba dincolo de care nimic nu poate ie\u0219i din gaur\u0103 neagr\u0103.<br \/>\n   C. C\u00e2mpul magnetic al g\u0103urii negre.<br \/>\n   D. Raza de lumin\u0103 emis\u0103 de gaur\u0103 neagr\u0103.<br \/>\n   R\u0103spuns corect: B.<br \/>\n   Explica\u021bie: Orizontul evenimentelor reprezint\u0103 punctul de netrecere, unde viteza de evadare dep\u0103\u0219e\u0219te viteza luminii, f\u0103c\u00e2nd imposibil\u0103 ie\u0219irea obiectelor sau radia\u021biei.<\/p>\n<p>4. \u00centrebare: Cum se formeaz\u0103 o gaur\u0103 neagr\u0103 stelar\u0103?<br \/>\n   Op\u021biuni:<br \/>\n   A. Prin coliziunea a dou\u0103 stele.<br \/>\n   B. Prin implozia unei stele masive la sf\u00e2r\u0219itul vie\u021bii sale.<br \/>\n   C. Prin evaporare lent\u0103 a materiei.<br \/>\n   D. Prin explozie nuclear\u0103.<br \/>\n   R\u0103spuns corect: B.<br \/>\n   Explica\u021bie: O stea masiv\u0103, dup\u0103 epuizarea combustibilului nuclear, se pr\u0103bu\u0219e sub propria gravita\u021bie, form\u00e2nd o gaur\u0103 neagr\u0103 dac\u0103 masa este suficient de mare.<\/p>\n<p>5. \u00centrebare: Care este diferen\u021ba principal\u0103 \u00eentre o gaur\u0103 neagr\u0103 stelar\u0103 \u0219i una supermasiv\u0103?<br \/>\n   Op\u021biuni:<br \/>\n   A. G\u0103urile stelare sunt mai vechi.<br \/>\n   B. G\u0103urile supermasive au o mas\u0103 mult mai mare \u0219i se g\u0103sesc \u00een centrul galaxiilor.<br \/>\n   C. G\u0103urile stelare emit radia\u021bie.<br \/>\n   D. G\u0103urile supermasive sunt mai reci.<br \/>\n   R\u0103spuns corect: B.<br \/>\n   Explica\u021bie: G\u0103urile negre stelare au mase de c\u00e2teva ori mai mari dec\u00e2t Soarele, \u00een timp ce cele supermasive pot avea milioane sau miliarde de ori masa Soarelui \u0219i sunt de obicei \u00een nucleul galaxiilor.<\/p>\n<p>6. \u00centrebare: Ce este radia\u021bia Hawking?<br \/>\n   Op\u021biuni:<br \/>\n   A. Radia\u021bia emis\u0103 de o stea \u00een apropierea unei g\u0103uri negre.<br \/>\n   B. Un tip de radia\u021bie care permite g\u0103urilor negre s\u0103 piard\u0103 mas\u0103 treptat.<br \/>\n   C. Lumina reflectat\u0103 de orizontul evenimentelor.<br \/>\n   D. Undele gravita\u021bionale emise de g\u0103uri negre.<br \/>\n   R\u0103spuns corect: B.<br \/>\n   Explica\u021bie: Stephen Hawking a propus c\u0103 g\u0103urile negre emit radia\u021bie datorit\u0103 efectelor cuantice l\u00e2ng\u0103 orizontul evenimentelor, ceea ce duce la evaporarea lent\u0103 a g\u0103urii negre.<\/p>\n<p>7. \u00centrebare: Pot g\u0103urile negre s\u0103 se evapore?<br \/>\n   Op\u021biuni:<br \/>\n   A. Nu, ele absorb totul.<br \/>\n   B. Da, prin radia\u021bia Hawking.<br \/>\n   C. Doar dac\u0103 sunt lovite de alte obiecte.<br \/>\n   D. Numai g\u0103urile negre stelare.<br \/>\n   R\u0103spuns corect: B.<br \/>\n   Explica\u021bie: Radia\u021bia Hawking permite g\u0103urilor negre s\u0103 piard\u0103 mas\u0103 \u00een timp, duc\u00e2nd la evaporare, de\u0219i procesul este extrem de lent pentru g\u0103urile negre masive.<\/p>\n<p>8. \u00centrebare: Cum detect\u0103m g\u0103urile negre?<br \/>\n   Op\u021biuni:<br \/>\n   A. Prin observarea luminii emise de ele.<br \/>\n   B. Prin efectele gravita\u021bionale asupra stelelor \u0219i gazelor din jur.<br \/>\n   C. Prin sunetele emise \u00een spa\u021biu.<br \/>\n   D. Prin telescopul optic direct.<br \/>\n   R\u0103spuns corect: B.<br \/>\n   Explica\u021bie: Deoarece g\u0103urile negre nu emit lumin\u0103, le detect\u0103m indirect prin mi\u0219carea obiectelor din apropiere, jeturi de materie sau unde gravita\u021bionale.<\/p>\n<p>9. \u00centrebare: Ce se \u00eent\u00e2mpl\u0103 cu un obiect care cade \u00eentr-o gaur\u0103 neagr\u0103?<br \/>\n   Op\u021biuni:<br \/>\n   A. Este distrus imediat.<br \/>\n   B. Este strivit \u00een singularitate dup\u0103 trecerea orizontului evenimentelor.<br \/>\n   C. Este teleportat \u00een alt\u0103 galaxie.<br \/>\n   D. \u00ce\u0219i pierde masa.<br \/>\n   R\u0103spuns corect: B.<br \/>\n   Explica\u021bie: Obiectul trece prin orizontul evenimentelor \u0219i este atras c\u0103tre singularitate, unde for\u021bele gravita\u021bionale infinite \u00eel distrug.<\/p>\n<p>10. \u00centrebare: Care este unitatea de m\u0103sur\u0103 pentru m\u0103rimea unei g\u0103uri negre?<br \/>\n    Op\u021biuni:<br \/>\n    A. Diametrul.<br \/>\n    B. Raza Schwarzschild.<br \/>\n    C. Volumul.<br \/>\n    D. Masa.<br \/>\n    R\u0103spuns corect: B.<br \/>\n    Explica\u021bie: Raza Schwarzschild reprezint\u0103 raza orizontului evenimentelor pentru o gaur\u0103 neagr\u0103 nemiscat\u0103, determinat\u0103 de masa sa.<\/p>\n<p>11. \u00centrebare: Cum afecteaz\u0103 g\u0103urile negre timpul?<br \/>\n    Op\u021biuni:<br \/>\n    A. Timpul se opre\u0219te complet.<br \/>\n    B. Timpul se dilat\u0103 aproape de o gaur\u0103 neagr\u0103 din cauza gravita\u021biei.<br \/>\n    C. Timpul se accelereaz\u0103.<br \/>\n    D. Timpul nu este afectat.<br \/>\n    R\u0103spuns corect: B.<br \/>\n    Explica\u021bie: Conform relativit\u0103\u021bii generale, gravita\u021bia puternic\u0103 a unei g\u0103uri negre \u00eencetine\u0219te timpul pentru un observator extern fa\u021b\u0103 de cel care se apropie.<\/p>\n<p>12. \u00centrebare: Unde se g\u0103sesc de obicei g\u0103urile negre supermasive?<br \/>\n    Op\u021biuni:<br \/>\n    A. \u00cen centurile de asteroizi.<br \/>\n    B. \u00cen centrul galaxiilor.<br \/>\n    C. Pe orbit\u0103 \u00een jurul Soarelui.<br \/>\n    D. \u00cen nebuloase.<br \/>\n    R\u0103spuns corect: B.<br \/>\n    Explica\u021bie: Majoritatea galaxiilor, inclusiv Calea Lactee, au o gaur\u0103 neagr\u0103 supermas\u0103iv\u0103 \u00een centru, care influen\u021beaz\u0103 mi\u0219carea stelelor din jur.<\/p>\n<p>13. \u00centrebare: Ce sunt sistemele binare de g\u0103uri negre?<br \/>\n    Op\u021biuni:<br \/>\n    A. Dou\u0103 g\u0103uri negre care orbiteaz\u0103 una \u00een jurul celeilalte.<br \/>\n    B. G\u0103uri negre care emit lumin\u0103 binar\u0103.<br \/>\n    C. G\u0103uri negre conectate prin tuneluri.<br \/>\n    D. Singure g\u0103uri negre.<br \/>\n    R\u0103spuns corect: A.<br \/>\n    Explica\u021bie: \u00cen sistemele binare, dou\u0103 g\u0103uri negre se rotesc reciproc, ceea ce poate duce la emisia de unde gravita\u021bionale detectabile.<\/p>\n<p>14. \u00centrebare: Ce sunt undele gravita\u021bionale legate de g\u0103urile negre?<br \/>\n    Op\u021biuni:<br \/>\n    A. Radia\u021bie electromagnetic\u0103.<br \/>\n    B. Ondula\u021bii \u00een spa\u021biu-timp cauzate de mi\u0219carea rapid\u0103 a g\u0103urilor negre.<br \/>\n    C. Lumina reflectat\u0103.<br \/>\n    D. V\u00e2nturi solare.<br \/>\n    R\u0103spuns corect: B.<br \/>\n    Explica\u021bie: Undele gravita\u021bionale sunt generate de evenimente extreme, cum ar fi fuziunea a dou\u0103 g\u0103uri negre, \u0219i au fost detectate prima dat\u0103 \u00een 2015.<\/p>\n<p>15. \u00centrebare: Care a fost prima imagine a unei g\u0103uri negre?<br \/>\n    Op\u021biuni:<br \/>\n    A. Fotografia unei g\u0103uri negre stelare.<br \/>\n    B. Imaginea g\u0103urii negre din centrul galaxiei M87, realizat\u0103 de Event Horizon Telescope.<br \/>\n    C. O simulare computerizat\u0103.<br \/>\n    D. O imagine din telescopul Hubble.<br \/>\n    R\u0103spuns corect: B.<br \/>\n    Explica\u021bie: \u00cen 2019, Event Horizon Telescope a capturat prima imagine real\u0103 a unei g\u0103uri negre, ar\u0103t\u00e2nd umbra sa \u00een galaxia M87.<\/p>\n<\/div>\n<p><button id=\"copyquestionsBtn\" type=\"button\" onclick=\"myFunction()\">Copia\u021bi \u00eentreb\u0103rile<\/button>\u00a0\u00a0or\u00a0\u00a0<button id=\"genquestionsBtn\" class=\"genbtnstyle\" type=\"button\" onclick=\"myFunction1()\">Genera\u021bi \u00eentreb\u0103ri folosind AI<\/button><\/p>\n<h3 id = \"3\"> Partea 3: Genera\u021bi automat \u00eentreb\u0103ri de testare folosind generatorul de \u00eentreb\u0103ri AI <\/h3>\n<div class=\"embed_video_blog\">\n<div class=\"embed-responsive embed-responsive-16by9\" style=\"margin-bottom:16px;\">\n <iframe class=\"embed-responsive-item\" src=\"https:\/\/www.youtube.com\/embed\/zlqho9igH2Y\"><\/iframe>\n<\/div>\n<\/div>\n<div class=\"getstarted-container\">\n<p style=\"margin-bottom: 13px;\">Genera\u021bi automat \u00eentreb\u0103ri folosind AI<\/p>\n<div class=\"blog_double_btn clearfix\">\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/features\/ai-question-generator.html?refer=download_questions\" target=\"_blank\" rel=\"noopener\">Generator de \u00eentreb\u0103ri AI<\/a><\/div>\n<div class=\"p-style-b\">Genera\u021bi \u00eentreb\u0103ri pentru orice subiect<\/div>\n<\/div>\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/sign-up.html?refer=blog_btn\"> Crea\u021bi un test<\/a><\/div>\n<div class=\"p-style-b\">100% gratuit pentru totdeauna<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><script src=\"https:\/\/unpkg.com\/@popperjs\/core@2\"><\/script><br \/>\n<script src=\"https:\/\/unpkg.com\/tippy.js@6\"><\/script><\/p>\n<p><script type=\"text\/javascript\">\nfunction myFunction() {\nvar copyText = document.getElementById(\"copy_questions\");console.log(copyText.innerText);navigator.clipboard.writeText(copyText.innerText);\n}\nfunction myFunction1() {\n\u00a0  \u00a0 \u00a0 window.open(\"https:\/\/onlineexammaker.com\/features\/ai-question-generator.html\");\n\u00a0 }\nvar copy1, copy2;\n        tippy('#copyquestionsBtn', {\n        'content': \"Copy questions to clipboard\",\n       trigger: 'mouseenter',\n       'onCreate':function(instance){\n              copy1 = instance;\n       },\n       'onTrigger' : function(instance, event) {\n              copy2.hide();\n       }\n       });\n       tippy('#copyquestionsBtn', {\n       'content': \"Copied successfully\",\n       trigger: 'click',\n       'onCreate':function(instance){\n              copy2 = instance;\n       },\n       'onTrigger' : function(instance, event) {\n              copy1.hide();\n       }\n       });\ntippy('#genquestionsBtn', {\n        'content': \"Generate questions using AI for free\",\n         trigger: 'mouseenter'\n       });\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>G\u0103urile negre sunt obiecte fascinante \u0219i enigmatice \u00een spa\u021biu care au surprins imagina\u021bia oamenilor de \u0219tiin\u021b\u0103 \u0219i a publicului deopotriv\u0103. Sunt regiuni incredibil de dense \u00een universul \u00een care gravita\u021bia este at\u00e2t de puternic\u0103, \u00eenc\u00e2t nimic, nici m\u0103car lumin\u0103, nu poate sc\u0103pa de la apucarea lor. Aceste entit\u0103\u021bi cosmice sunt formate din r\u0103m\u0103\u0219i\u021bele stelelor masive [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":15556,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6059],"tags":[],"class_list":["post-69114","post","type-post","status-publish","format-standard","hentry","category-questions-answers-ro"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>15 gauri negre \u00eentreb\u0103ri \u0219i r\u0103spunsuri - OnlineExamMaker Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/onlineexammaker.com\/kb\/ro\/15-black-holes-quiz-questions-and-answers-ro\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"15 gauri negre \u00eentreb\u0103ri \u0219i r\u0103spunsuri - OnlineExamMaker Blog\" \/>\n<meta property=\"og:description\" content=\"G\u0103urile negre sunt obiecte fascinante \u0219i enigmatice \u00een spa\u021biu care au surprins imagina\u021bia oamenilor de \u0219tiin\u021b\u0103 \u0219i a publicului deopotriv\u0103. Sunt regiuni incredibil de dense \u00een universul \u00een care gravita\u021bia este at\u00e2t de puternic\u0103, \u00eenc\u00e2t nimic, nici m\u0103car lumin\u0103, nu poate sc\u0103pa de la apucarea lor. 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