{"id":4411,"date":"2018-01-23T21:56:44","date_gmt":"2018-01-23T20:56:44","guid":{"rendered":"http:\/\/www.adhara.sk\/?page_id=4411"},"modified":"2022-02-23T11:45:13","modified_gmt":"2022-02-23T10:45:13","slug":"zaujimavosti-o-slnku","status":"publish","type":"page","link":"https:\/\/www.adhara.sk\/?page_id=4411","title":{"rendered":"Zauj\u00edmavosti o Slnku"},"content":{"rendered":"

Pozri tie\u017e \u010dl\u00e1nok Slnko<\/a>\u00a0a slovn\u00ed\u010dek<\/a>.<\/h3>\n
$\"\"$ <\/a>Viete, \u017ee…<\/h1>\n
\n
…Slnko m\u00e1 109-kr\u00e1t v\u00e4\u010d\u0161\u00ed priemer a 1 300 000-n\u00e1sobne v\u00e4\u010d\u0161\u00ed objem ako Zem?<\/li>\n
…\u0165a\u017eisko slne\u010dnej s\u00fastavy<\/a> le\u017e\u00ed \u010dasto mimo Slnka?<\/li>\n
\u2026keby termojadrov\u00e9 reakcie v jadre Slnka zrazu prestali, Slnko by ostalo svieti\u0165 e\u0161te nieko\u013eko mili\u00f3nov rokov?<\/li>\n
…keby neplatil Heisenbergov princ\u00edp neur\u010ditosti, na zap\u00e1lenie termojadrov\u00fdch reakci\u00ed by v jadre Slnka musela by\u0165 asi tis\u00edckr\u00e1t vy\u0161\u0161ia teplota, ne\u017e je tam v skuto\u010dnosti?<\/li>\n
…v porovnan\u00ed s priemern\u00fdmi hviezdami<\/a> Galaxie<\/a> je hmotnos\u0165 a svietivos\u0165 Slnka nadpriemern\u00e1, v porovnan\u00ed s hviezdami vidite\u013en\u00fdmi na oblohe vo\u013en\u00fdm okom je v\u0161ak podpriemern\u00e1?<\/li>\n
…podobne ako Zem, aj Slnko m\u00e1 vlastn\u00fa s\u00faradnicov\u00fa sie\u0165?<\/li>\n
…na \u00fazemie Slovenska dopadne ka\u017edoro\u010dne 200-kr\u00e1t viac slne\u010dnej energie, ako je jeho spotreba?<\/li>\n
…Slnko vy\u017eiari ka\u017ed\u00fa sekundu to\u013eko energie, \u017ee by to sta\u010dilo pokry\u0165 potreby cel\u00e9ho sveta na viac ne\u017e 1000 rokov?<\/li>\n
…hr\u00fabka slne\u010dnej chromosf\u00e9ry je zhruba jeden zemsk\u00fd priemer?<\/li>\n
…hmota slne\u010dnej kor\u00f3ny neust\u00e1le unik\u00e1 do okolit\u00e9ho priestoru r\u00fdchlos\u0165ou asi mili\u00f3n ton ka\u017ed\u00fa sekundu?<\/li>\n
…slne\u010dn\u00e1 kon\u0161tanta nie je kon\u0161tantn\u00e1?<\/li>\n
…okrem zn\u00e1meho 11-ro\u010dn\u00e9ho slne\u010dn\u00e9ho cyklu existuj\u00fa e\u0161te aj 80-ro\u010dn\u00fd, 200-ro\u010dn\u00fd, 400-ro\u010dn\u00fd a 600-ro\u010dn\u00fd cyklus?<\/li>\n
$\"\"$ <\/a>…najdlh\u0161ie pozorovanie \u00fapln\u00e9ho zatmenia Slnka trvalo 74 min\u00fat a uskuto\u010dnilo sa na palube nadzvukov\u00e9ho lietadla?<\/li>\n
…ak by sme chceli zachyti\u0165 \u010do i len polovicu neutr\u00edn vy\u017earovan\u00fdch Slnkom, potrebovali by sme na to blok olova s hr\u00fabkou asi jeden sveteln\u00fd rok?<\/li>\n<\/ul>\n
<\/p>\n
\n
…vedci na\u0161li v s\u00fahvezd\u00ed Herkula hviezdu HD 162826, ktor\u00e1 sa sformovala z rovnakej z\u00e1rodo\u010dnej hmloviny<\/a> ako Slnko?<\/li>\n
…HIP 56048 je hviezda, ktor\u00e1 m\u00e1 zo v\u0161etk\u00fdch zn\u00e1mych hviezd vlastnosti najpodobnej\u0161ie Slnku?
\n…Slnko pri svojom z\u00e1niku pod\u013ea najnov\u0161\u00edch \u00fadajov nevytvor\u00ed planet\u00e1rnu hmlovinu?<\/li>\n<\/ul>\n
<\/p>\n
\n
…vo vzdialenosti 70 ly by sme u\u017e Slnko nevideli vo\u013en\u00fdm okom?<\/li>\n
…v okamihoch slnovratov sa Slnko premieta do Mlie\u010dnej cesty?<\/li>\n
…pri poh\u013eade od na\u0161ej najbli\u017e\u0161ej hviezdy Alfa Centauri by sa n\u00e1m Slnko premietalo do s\u00fahvezdia Kasiopeja?<\/li>\n
…keby sa Slnko nach\u00e1dzalo v takej vzdialenosti od Zeme ako hviezda Pol\u00e1rka<\/a>, nevideli by sme ho ani tri\u00e9drom?<\/li>\n<\/ul>\n
<\/p>\n
\n
…v staroveku a stredoveku pova\u017eovali astron\u00f3movia za plan\u00e9ty<\/a> aj Slnko a Mesiac?<\/li>\n
…William Herschel bol presved\u010den\u00fd, \u017ee Slnko ob\u00fdvaj\u00fa \u017eiv\u00e9 bytosti?<\/li>\n<\/ul>\n
<\/p>\n
\n
… najv\u00e4\u010d\u0161ie odch\u00fdlky \u010dasu ukazovan\u00e9ho slne\u010dn\u00fdmi hodinami od ob\u010dianskeho \u010dasu b\u00fdvaj\u00fa ka\u017edoro\u010dne vo febru\u00e1ri a na prelome okt\u00f3bra a novembra?<\/li>\n
…bez sch\u00e9my zvanej analema v\u00e1m slne\u010dn\u00e9 hodiny uk\u00e1\u017eu presn\u00fd zimn\u00fd \u010das iba \u0161tyri dni v roku?<\/li>\n
…kv\u00f4li relativistickej deform\u00e1cii \u010dasopriestoru v silnom gravita\u010dnom poli plynie \u010das na povrchu Slnka o 64 sek\u00fand za rok a v jadre Slnka dokonca a\u017e o 5 min\u00fat za rok pomal\u0161ie ako na Zemi?<\/li>\n<\/ul>\n
<\/p>\n
Zalo\u017een\u00e9 na materi\u00e1loch zozbieran\u00fdch v rokoch 2007-2017 a postupne publikovan\u00fdch na wikp\u00e9distick\u00fdch<\/a> port\u00e1loch Astron\u00f3mia<\/a> a Slne\u010dn\u00e1 s\u00fastava<\/a>. Obr\u00e1zky poch\u00e1dzaj\u00fa z Wikimedia Commons<\/a>.<\/p>\n
Mohlo by v\u00e1s zauj\u00edma\u0165<\/h2>\n
\n
V\u0161eobecn\u00e9 zauj\u00edmavosti o hviezdach<\/a><\/li>\n
Zauj\u00edmavosti o konkr\u00e9tnych hviezdach<\/a><\/li>\n
Zauj\u00edmavosti o Merk\u00fare a Venu\u0161i<\/a><\/li>\n
Zauj\u00edmavosti o Zemi a Mesiaci<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
Pozri tie\u017e \u010dl\u00e1nok Slnko\u00a0a slovn\u00ed\u010dek. Viete, \u017ee… …Slnko m\u00e1 109-kr\u00e1t v\u00e4\u010d\u0161\u00ed priemer a 1 300 000-n\u00e1sobne v\u00e4\u010d\u0161\u00ed objem ako Zem? …\u0165a\u017eisko slne\u010dnej s\u00fastavy le\u017e\u00ed \u010dasto mimo Slnka? \u2026keby termojadrov\u00e9 reakcie v jadre Slnka zrazu prestali, Slnko by ostalo svieti\u0165 e\u0161te nieko\u013eko mili\u00f3nov rokov? …keby neplatil Heisenbergov princ\u00edp neur\u010ditosti, na zap\u00e1lenie termojadrov\u00fdch reakci\u00ed by v jadre (pokračovať v čítaní…) <\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":6704,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"footnotes":""},"_links":{"self":[{"href":"https:\/\/www.adhara.sk\/index.php?rest_route=\/wp\/v2\/pages\/4411"}],"collection":[{"href":"https:\/\/www.adhara.sk\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.adhara.sk\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.adhara.sk\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.adhara.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4411"}],"version-history":[{"count":10,"href":"https:\/\/www.adhara.sk\/index.php?rest_route=\/wp\/v2\/pages\/4411\/revisions"}],"predecessor-version":[{"id":7151,"href":"https:\/\/www.adhara.sk\/index.php?rest_route=\/wp\/v2\/pages\/4411\/revisions\/7151"}],"up":[{"embeddable":true,"href":"https:\/\/www.adhara.sk\/index.php?rest_route=\/wp\/v2\/pages\/6704"}],"wp:attachment":[{"href":"https:\/\/www.adhara.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4411"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

Pozri tie\u017e \u010dl\u00e1nok Slnko<\/a>\u00a0a slovn\u00ed\u010dek<\/a>.<\/h3>\n<\/a>Viete, \u017ee…<\/h1>\n\n…Slnko m\u00e1 109-kr\u00e1t v\u00e4\u010d\u0161\u00ed priemer a 1 300 000-n\u00e1sobne v\u00e4\u010d\u0161\u00ed objem ako Zem?<\/li>\n

<\/a>Viete, \u017ee…<\/h1>\n\n…Slnko m\u00e1 109-kr\u00e1t v\u00e4\u010d\u0161\u00ed priemer a 1 300 000-n\u00e1sobne v\u00e4\u010d\u0161\u00ed objem ako Zem?<\/li>\n