SamuwarKimiyya

Mene ne wani star?

Mene ne wani star, kowannenmu ya san daga yara. Shi ne mai wani sarari suKe jiki da cewa mun gani a matsayin karamin batu na haske a cikin dare sama. A gaskiya, duk da taurari - yana da babbar bukukuwa, kunsha na zafi gas. Sun dauke da casa'in cikin dari hydrogen, kadan kasa da goma bisa dari na helium da saura na - daban-daban impurities. A cikin tsakiyar tasa zafin jiki ne game da shida da miliyan digiri. Wannan darajar yayi dace da iyaka wanda damar free kwarara daga cikin Fusion dauki. A wannan sinadaran hira tsari samar hydrogen a helium. A sakamakon haka, wata babbar adadin saki zafi da aka canjawa wuri a cikin sarari a cikin nau'i na haske.

Mene ne wani star? Wannan shi ne kamar abin da na rana. A wannan yanayin, kananan taurari ne karami fiye da mu star sau goma, kuma mafi sama ta sigogi a ɗari da hamsin sau.

Sau da yawa a mayar da martani ga wata tambaya game da abin da yake a star, Masana ilmin kiran wadannan fireballs babban gawarwakin dake a cikin sararin samaniya. The abu ne cewa, a cikin su ne girma daga cikin luminous al'amarin, wanda za a iya samu a matsanancin sarari.

Taurari a sararin sama, za mu iya gani a tãre da wani kawo nesa kusa, sau da yawa kewaye da nebulas da cewa suna da wani daban-daban siffar. Wadannan siffofin maruran, wanda suke a da girgijen gas da ƙura, zai iya a kowane lokaci fara da compaction tsari. Kamar haka za su ji ƙyama a cikin adadi a cikin wani nau'i na ball kuma razogreyut zuwa babba zazzabi. Lokacin da thermal yanayi ya isa shida da miliyan digiri, a fara thermonuclear hulda, cewa shi ne, shi ya kafa wani sabon samaniya jiki.

Masana kimiyya sun gano daban-daban na taurari. Suna classified da su nauyi da kuma haske. A rabuwa da kuma a kan matakai na tsarin juyin halitta.

A ajin cewa yana dauke da star, wanda radiated makamashi daidaita tare da makamashi na thermonuclear halayen, classifies su da irin haske a kan:

- fari.

- blue.

- blue da fari.

- rawaya.

- fari da rawaya.

- ja.

- orange.

Matsakaicin yawan zafin jiki lura a taurari da blue haske, da mafi ƙarancin - a cikin ja. Our Sun nasa ne da rawaya haske hankali. Its shekaru ne fiye da hudu da rabi shekaru biliyan. Core zafin jiki wanda masana kimiyya lasafta shi ne 13.5 miliyan da kuma Corona - miliyan 1.5 K.

Mene ne wata katuwar star? Domin irin wannan manyan malaman hada da rashin tsoro jikuna tare da taro kuma diamita m zuwa Sun cikin dubban sau. Refayawa, fitarda wani ja haske, ana m a kan wani juyin mataki. A diamita na star na karuwa zuwa lokaci gaba daya ƙona hydrogen a core. Wannan rage konewa gas zafin jiki da kuma ja haske kara miliyoyin kilomita. By Refayawa hada VV Cephei A, VY Canis Majoris, kW Sagittarius da yawa wasu.

Akwai daga cikin samaniya jikinsu, da kuma dwarfs. Su diamita ne da yawa karami fiye da girman da mu rana. Akwai dwarfs:

- White (sanyaya saukar).

- rawaya (kama da Sun).

- launin ruwan kasa (sau da yawa a matsayin taurari).

- ja (mun gwada sanyi).

- Black (karshe sanyaya kuma m).

Akwai kuma irin m taurari. Wadannan hasken wuta ne a jiki da cewa a kalla sau daya a cikin tarihi na lura da canji a cikin haske da kuma kuzarin kawo cikas. Wadannan sun hada da:

- kadi.

- pulsating.

- eruptive.

- wasu m, sabon, kuma da wuya a hango ko hasashen manyan malaman.

Wadannan taurari, wanda ake wakilta yafi by haske blue, kuma hypernovae, suna sosai musamman da aka kadan karatu. Kowane daga cikinsu shi ne sakamakon tsayin dakan da al'amarin kuma da aikin da sojojin na nauyi.

Don taurari ma hada baki da ramukan. An yi imani da cewa wannan shi ne daya daga cikin matakai na ci gaba da wani sarari suKe jikinsu. Haske irin jiki ba ya haskaka, amma wasu da halaye sa shi a layi da taurari.

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