The period-luminosity relation is useful in determining
A) the mass of a star for which the distance is known.
B) the temperature of a star for which we know the luminosity.
C) the radius of the bulge of our galaxy.
D) the distance to globular clusters that contain Cepheid variables.
E) the mass of the Milky Way galaxy.
Correct Answer:
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Q1: If the spiral density wave were the
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A)
Q10: Which of the following is not a
Q11: CO observations of the galaxy reveal
A)the location
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Q12: Population II stars
I.are primarily found in
Q13: _ of the Milky Way contains mostly
Q17: A group of 10 to 100 stars
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