Koj faib cov galaxies li cas?
Koj faib cov galaxies li cas?

Video: Koj faib cov galaxies li cas?

Video: Koj faib cov galaxies li cas?
Video: Muaj 5 nqis qhia txog cov hluas ua li cas thiaj tsim txiaj. 2024, Kaum ib hlis
Anonim

Edwin Hubble invented ib kev faib tawm ntawm cov galaxies thiab muab faib ua plaub pawg: spirals, barred spirals, ellipticals thiab irregulars. Nws cais spiral thiab barred kauv cov galaxies ntxiv raws li qhov loj ntawm lawv lub hauv paus bulge thiab kev ntxhib los mos ntawm lawv txhais tes.

Hauv qhov no, galaxies feem ntau faib li cas?

Galaxies tuaj yeem yog cais Raws li lawv cov duab: kauv, elliptical, lossis tsis xwm yeem. Edwin Hubble, uas yog Hubble Space Telescope yog npe, devised lwm nto moo kev faib tawm tswvyim rau cov galaxies . Hubble's system suav nrog elliptical thiab kauv cov galaxies tab sis tsis suav nrog irregulars.

Ib yam li ntawd, 4 hom galaxies yog dab tsi? Qhov kev faib tawm no yog hu ua Hubble Sequence. Nws faib cov galaxies rau hauv peb chav kawm loj nrog ob peb qhov kev hloov pauv. Niaj hnub no, galaxies tau muab faib ua plaub pawg: kauv, thaiv kauv , elliptical, thiab tsis xwm yeem.

Tsis tas li ntawd, dab tsi yog galaxies categorized los ntawm?

Galaxies yog cais Raws li lawv pom morphology li elliptical, kauv, los yog tsis xwm yeem. Ntau cov galaxies tau xav tias muaj cov qhov dub loj heev ntawm lawv qhov chaw.

Dab tsi yog cov yam ntxwv ntawm galaxies?

Galaxies yog cov kab ke ntawm cov plua plav, roj, cov teeb meem tsaus ntuj, thiab nyob qhov twg los ntawm ib lab mus rau trillion hnub qub uas tau tuav ua ke los ntawm lub ntiajteb txawj nqus. Yuav luag txhua qhov loj cov galaxies xav tias tseem muaj cov qhov dub loj heev ntawm lawv qhov chaw.

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