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Author Question: Harlow Shapley made the first accurate determination of the position of the center of the galaxy by ... (Read 57 times)

berenicecastro

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on: Jul 27, 2018
Harlow Shapley made the first accurate determination of the position of the center of the galaxy by studying ____.
 
  a. globular clusters
 b. open clusters
 c. emission nebulae
 d. spiral tracers
 e. stellar associations

Question 2

The ____ of an object is a measure of the amount of matter it contains. The ____ is a measure of the gravitational force on an object.
 
  a. weight; mass
 b. mass; weight
 c. energy; force
 d. force; energy
 e. momentum; energy


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bfulkerson77

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Reply #1 on: Jul 27, 2018
Answer to Question 1

a

Answer to Question 2

b


berenicecastro

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Reply #2 on: Jul 27, 2018
Thanks


bfulkerson77

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Reply #3 on: Jul 27, 2018
Welcome :)


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