The Hubble law is a relation between a galaxy's
A) mass and its luminosity.
B) distance and its luminosity.
C) mass and its recession velocity.
D) distance and its recession velocity.
E) mass and its diameter.
Correct Answer:
Verified
Q9: Poor clusters
A)contain more than 1000 stars and
Q10: A _ generally contains well over 1000
Q11: Most of the mass of a galaxy
Q12: The mass of a single galaxy might
Q13: _ galaxies contain large clouds of gas
Q15: _ are produced when two galaxies pass
Q16: The Milky Way is part of
I.a
Q17: A mega-parsec (Mpc) is equivalent to
A)3.26 light-years.
B)206,265
Q18: A megaparsec is equivalent to
A)3.26 light-years.
B)206,265 AU.
C)the
Q19: Galactic cannibalism refers to
A)binary galaxies.
B)the merging of
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