Zafin jiki na Sun, da sauran ban sha'awa bayani game da wannan star

A sarari mai yawa kananan da kuma babban taurari. Kuma idan muka yi magana game da mazaunan duniya, da star daga cikin mafi muhimmanci a gare su ne na rana. Ya kunshi 70% hydrogen da kuma 28% helium a karfe asusun kasa da 2%.

Idan ba ga rãnã, watakila babu wani rai a duniya. Kakanninmu san nawa su rai da rai dogara a kan samaniya jiki, suka bauta wa, kuma shirka da shi. Helenawa mai suna rana Helios da Romawa kira shi Sol.

Sun yana da wani banbanci ba a rayuwar mu. Wannan ne mai babbar goyon baya ga nazarin yadda za canji yakan faru a cikin wannan "fireball", da kuma yadda wadannan canje-canje iya shafar mu a yanzu da kuma a nan gaba. Da yawa kimiyya karatu ba mu da wani hango a cikin m da na duniya. Sun biliyan 5 shekaru. Ta hanyar biliyan 4 shekaru, shi zai haskaka yawa haske fiye da shi ne a yanzu. Bugu da kari ya kara luminosity kuma size kan biliyoyin shekaru, da rãnã canje-canje da kuma ga guntu lokaci na lokaci.

Known irin wannan canji lokaci kamar yadda hasken rana sake zagayowar, a lokacin da ya lura Maxima da minima na hasken rana aiki. Godiya ga lura a kan da dama da suka gabata gano cewa, da karuwa a cikin hasken rana aiki da kuma size, wanda ya fara a cikin m da, har yanzu wanzu a yau. A karshe 'yan hawan keke na haske ayyuka ya karu da game da 0.1%. Wadannan canje-canje, ko m ko hankali, shakka da wani banbanci a kan earthlings. Duk da haka, da sunadaran da wannan sakamako ba tukuna gane cikakken.

Zafin jiki na Sun cikin cibiyar na star ne sosai high, game da biliyan 14 digiri. A duniyar tamu tsakiya Fusion dauki auku, Ina nufin, fission dauki karkashin matsin na hydrogen nuclei, inda kasaftawa daya tsakiya na helium da kuma babban yawa na makamashi. Tare da zurfafa na ciki da zazzabi da rana ya tashi cikin hanzari. Ayyana shi mai yiwuwa ne kawai a ka'idar.

Sun zafin jiki da darajõji ne:

• Crown zazzabi - digiri 1500000.
• core zazzabi - digiri 13500000.
• Sun Celsius zafin jiki a kan surface - 5726 digiri.

A babbar yawan masana kimiyya daga kasashe daban-daban sa Sun Structure Research, kokarin sake aiwatar da makaman nukiliya Fusion a terrestrial dakunan gwaje-gwaje. Wannan ne ake yi da nufin gano yadda jini behaves a cikin real duniya, rubanya wadannan yanayi a duniya. A rana, a gaskiya, wata babbar halitta dakin gwaje-gwaje.

Yanayi Sun game da 500 km m kira da photosphere. Ta hanyar convection matakai a cikin yanayi na duniya kadan gudana daga ƙananan yadudduka an koma cikin photosphere. Sun rotates, amma ba na son Duniya, Mars ... da rana ne m ba m jiki.

Similar hasken rana juyawa effects an lura a cikin gas taurari. Ba kamar da ƙasa, da yadudduka a kan Sun yi daban-daban rotational gudu. The fi sauri kadi ekweita juyawa a daya juyin juya halin daukan kusa da 25 days. Tare da kara nesa daga ekweita da rotational gudun aka rage, da kuma wani wuri a kan sanduna da juyawa daga cikin rãnã šaukar kimanin 36 days. Ikon da Sun ne game da 386 biliyan wutar. Kowane biyu sulusi da murabba'i na game da miliyan 700 ton na hydrogen ne 695 ton miliyan na helium da kuma 5 ton miliyan makamashi a cikin nau'i na gamma haskoki. Saboda gaskiya cewa yawan zafin jiki na rana ne don haka high da aka samu nasarar sauya dauki na hydrogen cikin helium.

Sun kuma fitarda wata low yawa na cajin barbashi (kullum ne protons da electrons). Wannan rafi da ake kira da hasken rana da iska, wanda aka rarraba a ko'ina cikin hasken rana tsarin a game da 450 km / sec. Igiyoyin gudãna ci gaba daga rana a sararin samaniya, bi da bi, kuma zuwa ga Duniya. The hasken rana iska ta fãɗa da wani m barazana ga dukkan rayuwa a wannan duniya tamu. Za a iya samun ban mamaki illa da kan Earth, daga ikon line surges, rediyo tsangwama ga kyau Aurora. Idan mu duniya bai wanzu ba a Magnetic filin, sa'an nan rayuwa za a tsaya ga 'yan seconds. A halin maganaɗisu filin halitta wani impenetrable shamaki ga azumi caje barbashi da hasken rana da iska. A yankunan arewa iyakacin duniya Magnetic filin da aka directed a cikin ƙasa, saboda abin da hanzari na hasken rana da iska barbashi shiga yawa kusa da surface na duniya tamu. Saboda haka, a arewa iyakacin duniya, muna ganin da iyakacin duniya auroras. The hasken rana da iska kuma iya sa wani hadarin hulda da Duniya ta magnetosphere. Wannan sabon abu ne da ake kira Magnetic hadari. Magnetic hadari da karfi da tasiri a kan mutane ta kiwon lafiya. Musamman wadannan halayen m a mazan mutane.

The hasken rana da iska - shi ke ba abin da zai iya cutar da mu rana. Greater hadari ne shirya kai da hasken rana flares, akai-akai abin da ke faruwa a kan surface na luminary. Flash emit wata babbar adadin ultraviolet da X-ray radiation, wanda ke fuskantar duniya. Wannan radiation ne Mafi m zuwa sha da yanayin duniya, amma suna da wani babban hatsari ga dukan abubuwa a cikin halittu. Radiation iya zama cutarwa wucin gadi da tauraron dan adam, tashoshin da sauran sarari fasaha. Har ila yau radiation adversely rinjayar da kiwon lafiya na 'yan saman jannati aiki a sarari.

Tun zuwan rãnã riga amfani game da rabi na hydrogen a cikin zuciyar, kuma zai ci gaba da haskaka ma ga biliyan 5 shekaru, a hankali kara a size. Ta hanyar wannan lokaci, da sauran hydrogen a cikin zuciyar na star za a gaba daya m. By wannan lokaci da rana ya kai ta matsakaicin girman da karuwa a diamita game sau 3 (idan aka kwatanta da na yanzu darajar). Yana zai yi kama da wata katuwar ja glowing ball. Part taurari shirya kusa ga rãnã, ya ƙone a cikin yanayi. Wadannan za su shiga Duniya. By cewa lokaci, bil'adama za su sami wani sabon duniya zuwa zauna. Bayan haka, Sun zai fara fada, kuma yawan zafin jiki cools, shi zai zama a kan lokaci a cikin "fari Dwarf." Duk da haka, wannan shi ne duk yana da matukar m nan gaba ...