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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 72 times)

fasfsadfdsfa

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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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Answer to Question 1

b

Answer to Question 2

d



fasfsadfdsfa

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Both answers were spot on, thank you once again



peter

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