Who was the first to measure the structure of Milky Way using globular clusters?
A) Jacobus Kapteyn
B) Edwin Hubble
C) Harlow Shapley
D) William Herschel
Correct Answer:
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Q1: What is the approximate diameter of the
Q2: What fraction of the Galaxy's mass is
Q3: The Sun lies _ the disk of
Q4: Astronomers measured the location of the Sun
Q6: One of the reasons that Kapteyn underestimated
Q7: The Solar System is located about _
Q8: The Solar System is about 5 billion
Q9: The gas and dust in the disk
Q10: The estimated age of the Milky Way
Q11: The average distance between stars in the
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