Which of the following is the best description of an SBc galaxy?
A) A barred spiral galaxy with loose,open arms
B) A spiral galaxy with tightly wound arms
C) A relatively faint quasar
D) An irregular galaxy in the Sculptor cluster
Correct Answer:
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Q3: What evidence do we have that galaxies
Q4: The most massive galaxies in the universe
Q5: Suppose stars at 1000 ly from the
Q6: A primary difference between spiral and elliptical
Q7: The most numerous galaxies are probably
A)Irregulars
B)Spirals.
C)Ellipticals
D)Barred spirals
Q9: Suppose a galaxy has a flat rotation
Q10: One would expect the Hertzsprung-Russell diagram of
Q11: A barred spiral with loosely wound arms
Q12: Which of the following types would be
Q13: The Magellanic clouds are
A)Ellipticals
B)Spirals
C)Barred spirals
D)Irregulars
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