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Author Question: The ____ depend(s) on the assumption that the mass of a galaxy or galactic cluster is large enough ... (Read 26 times)

fasfsadfdsfa

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on: Jul 27, 2018
The ____ depend(s) on the assumption that the mass of a galaxy or galactic cluster is large enough to keep moving matter bound to the main structure.
 
  a. rotation curve method
 b. velocity dispersion and cluster methods
  c. Shapley-Curtis and Hubble methods
 d. recessional velocity method
 e. tangential velocity method

Question 2

Which telescope will be launched into solar orbit and eventually replace observations made by the Hubble Space Telescope?
 
  a. Hinode
 b. Kepler
 c. Chandra
  d. JWST
 e. Fermi


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peter

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

b

Answer to Question 2

d


fasfsadfdsfa

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


peter

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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