We observe the sky covering the area with the angular size of 30arcsec X 30arcsec and discover 250 galaxies. Assuming the isotropic and homogeneous distribution of galaxies in the universe, the total number of galaxies in the universe becomes Select one or more: a. 1x 107 b. 1x 10⁹ c. 1x 1011

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
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We observe the sky covering the area with the angular size of 30arcsec X 30arcsec and discover 250 galaxies. Assuming the
isotropic and homogeneous distribution of galaxies in the universe, the total number of galaxies in the universe becomes
Select one or more:
a. 1x 107
b. 1x 10⁹
c. 1x 1011
Transcribed Image Text:We observe the sky covering the area with the angular size of 30arcsec X 30arcsec and discover 250 galaxies. Assuming the isotropic and homogeneous distribution of galaxies in the universe, the total number of galaxies in the universe becomes Select one or more: a. 1x 107 b. 1x 10⁹ c. 1x 1011
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