MapangidweSayansi

Kutentha kwa dzuwa, ndi zina zosangalatsa zambiri za nyenyezi

Danga nyenyezi zambiri zazing'ono kapena zazikulu. Ndipo ngati tikukamba za anthu a Dziko Lapansi, nyenyezi yofunika kwambiri kwa iwo ndi dzuwa. Amakhala ndi 70% hydrogen ndi 28% helium nkhani chachitsulo kwa zosakwana 2%.

Ngati si dzuwa, mwina sipakadakhala moyo padziko lapansi. makolo athu anadziwa kuti moyo wawo ndi moyo kumadalira thupi wakumwamba, adamlambira komanso kulemekezedwa iye. Agiriki anatcha dzuwa Helios ndi Aroma anamutcha Sol.

Sun kumakhudza yaikulu pa moyo wathu. Ichi ndi mphamvu yaikulu kuphunzira mmene kusintha kumachitika mwa ife "fireball", ndi mmene kusintha ungatipatse tsopano ndi m'tsogolo. Ambiri a sayansi zikutithandiza kudziwa zinthu zakale kutali dziko lapansi. Sun zaka 5 biliyoni. Kwa zaka biliyoni 4 adzawala owala kwambiri kuposa panopa. Kuwonjezera kukula luminosity ndi kukula pa zaka mabilioni, kusintha dzuwa ndi nthawi yaifupi nthawi.

Mumadziwika kusinthidwa ngati nyengo kuzungulira dzuwa, pa nthawi imene maxima ananena ndi minima wa ntchito dzuwa. Ndiyamika kuzipenya zaka angapo kuwonjezeka mu kuwala kwa ntchito dzuwa ndi kukula, yomwe inayamba mu kutali kale, kukupitirirabe masiku ano. Pa m'zinthu angapo otsiriza a ntchito kuwala chinawonjezeka ndi za 0,1%. kusintha, kaya mofulumira kapena pang'onopang'ono, motsimikizika wokondwa yaikulu earthlings lapansi. Komabe, njira ya amenewa sanayambebe kwenikweni.

Kutentha kwa Sun pakati pa nyenyezi ndi mkulu, biliyoni 14 madigiri. Dziko phata maphatikizidwe anachita zikachitika, i.e., fission anachita opanikizika wa mtima wa hydrogen, umene allocated phata lina la helium ndi ndalama yaikulu kwambiri mphamvu. Ndi kuzama kwa mkati kutentha kwa dzuwa kuuka mofulumira. Kutanthauzira ndi zotheka chiphunzitso.

Sun kutentha madigiri ndi:

  • Korona kutentha - madigiri 1500000;
  • pachimake kutentha - madigiri 13500000;
  • Sun Celsius kutentha pamwamba - 5726 madigiri.

A nambala yaikulu asayansi ochokera m'mayiko osiyanasiyana kupanga Sun dongosolo Research, kuyesera kuti recreate ndondomeko ya maphatikizidwe nyukiliya mu Laboratories lapansi. Izi zachitika ndi cholinga kupeza momwe madzi a m'magazi khalidwe zochitika zenizeni, kuti motsanzira mikhalidwe padziko lapansi. Dzuwa zoona, chachikulu zachilengedwe zasayansi.

Mpweya Sun 500 Km wandiweyani wotchedwa photosphere. Ndondomeko convection mu mlengalenga wa utuluke dziko kutentha kwa zigawo m'munsi amalimbikitsidwa mu photosphere lapansi. Sun imazungulira, koma osati ngati Earth, Mars ... dzuwa zimakhala si olimba thupi.

Similar zotsatira dzuwa kasinthasintha ndi anamuona pa maplaneti mpweya. Mosiyana ndi dziko lapansi, zigawo pa Sun ndi imathamanga osiyana rotational. The yachangu kupota equator onsewo pa zisinthe wina wakulanda mozungulira 25 masiku. Ndi kuwonjezeka mtunda kuchokera equator liwiro rotational yafupika, ndipo penapake pa mitengo yonyamulira ya kasinthasintha wa dzuwa amatenga pafupifupi 36 masiku. Mphamvu ya dzuwa biliyoni 386 megawatts. Lililonse kachigawo chachiwiri pafupifupi mamiliyoni 700 matani wa hydrogen ndi matani mamiliyoni 695 ya helium ndi matani mamiliyoni 5 a mphamvu mu mawonekedwe a Popanga madzi a gamma kunyezimira. Chifukwa chakuti kutentha kwa dzuwa ndi Mkulu bwinobwino kusintha zimene haidrojeni mu helium.

Dzuwa limatulutsa ndi osalimba otsika particles mlandu (zambiri ndi mapulotoni ndi ma elekitironi). mtsinje wotchedwa mphepo dzuwa, amene anagawira mu dongosolo la zowalitsa pafupifupi 450 km / gawo. Mafunde oyenda mosalekeza kwa dzuwa mu mlengalenga, motero, ndipo kwa Dziko Lapansi. Mphepo dzuwa amanyamula kuopseza kumapha zamoyo zonse padziko lathuli. Kodi ndi zinakhudza kwambiri pa Dziko Lapansi, ndi mphamvu mzere kukakhala, wailesi kulowelela kwa Aurora wokongola. Ngati lathuli kulibe ndi maginito, ndiye moyo kutsekedwa kwa masekondi angapo. The maginito amalenga chotchinga moti kwa particles kudya mlandu wa mphepo dzuwa. M'madera kumpoto mzati maginito imatsogoleredwa mu dziko lapansi, chifukwa cha zimene mathamangitsidwe wa dzuwa mphepo particles kudutsa oyandikira padziko lathuli. Choncho, pa kumpoto, tikuona za kumalo ozizira auroras. Mphepo dzuwa angathe kuyambitsa chiopsezo zimavuta ndi magnetosphere dziko lapansi. zodabwitsazi amatchedwa mikuntho maginito. mikuntho maginito ndi mphamvu pa umoyo wa anthu. Makamaka motero noticeable anthu achikulire.

Mphepo dzuwa - kuti si zonse zimene zingasokoneze ife dzuwa. pangozi yaikulu ndi wochititsidwa ndi ndimakwiya dzuwa, amapezeka pafupipafupi padziko ounikira. Kung'anima zimatulutsa kuchuluka yaikulu ultraviolet ndi X-ray dzuwa, zomwe yalunjika Dziko Lapansi. kuwala kwa mtundu umenewu angathe kuyamwa m'mlengalenga, koma ngozi yaikulu kwa zinthu zonse chilengedwe cha. Cheza zingakhale zovulaza makina yokumba, maofesi ndi zida zina danga. Komanso cheza limakhudza anthu thanzi la chombo ntchito mu mlengalenga.

Popeza Kubwera kwa dzuwa kale ntchito pafupifupi theka la haidrojeni mu pachimake, ndi kupitiriza amawala kwa zaka 5 biliyoni, pang'onopang'ono kukula kukula. Mu nthawi ino, haidrojeni anatsalira ku maziko a nyenyezi adzakhala kwathunthu wotopa. Ndi nthawi iyi ya dzuwa ikafika kukula kwake pazipita ndi kuwonjezeka awiri za maulendo 3 (poyerekeza ndi mtengo panopa). Izo amafanana chimphona wofiira losonyeza mpira. Part mapulaneti anakonza pafupi ndi dzuwa m'moto mpweya wake. Izi adzalowa Earth. Pa nthawi imeneyo, anthu adzakhala ndi kupeza dziko latsopano akhalemo. Kenako, Sun amayamba adzagwa ndi kutentha akamazizira, zidzakhala pa nthawi "nyenyezi yaing'ono woyera." Komabe, izi zonse ndi lakutali kwambiri tsogolo ...

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