Multiple Choice
If we lived on a galaxy 1 billion light-years from our own,what would we see?
A) a universe 1 billion years younger than ours
B) a universe 1 billion years older than ours
C) much the same universe we see today
D) Nothing-there are no galaxies 1 billion light-years away from us.
Correct Answer:
Verified
Correct Answer:
Verified
Q25: The figure below indicates a possible picture
Q26: Astronomers use galactic redshift as a measure
Q26: The figure below indicates a possible picture
Q27: The spectrum of a galaxy is observed
Q28: The Hubble constant,H₀,represents:<br>A) the rate of expansion
Q31: If the distance of a galaxy at
Q32: Which of the following galaxies can be
Q33: Stars that travel in the same direction
Q34: Explain the connection between quasars and AGNs
Q35: Astronomers have known that galaxies are separate