In the Local Group of about 40 galaxies,about how many are within 10⁶ light-years of our own Milky Way Galaxy? (See Figure 13-38,Comins,Discovering the Essential Universe,6th ed.)
A) none
B) roughly one-fourth to one-third
C) roughly one-half to two-thirds
D) all
Correct Answer:
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Q88: A supercluster of galaxies is a
A) cluster
Q249: When swirling eddies of gas-rich matter in
Q250: Galaxies throughout the universe appear to be
Q251: Which characteristic does the Local Group of
Q252: Overall,through space,galaxies are:
A) distributed uniformly, out to
Q253: Did the distribution of dark matter affect
Q255: What is the Local Group?
A) the stars
Q257: The Local Group is:
A) the name of
Q258: How are galaxies spread throughout the universe?
A)
Q259: Galaxies in the universe are:
A) distributed randomly,
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