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Author Question: What do peculiar velocities reveal? A) the amount of dark matter in a galaxy B) the distribution ... (Read 41 times)

JMatthes

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on: Jul 27, 2018
What do peculiar velocities reveal?
 
  A) the amount of dark matter in a galaxy
  B) the distribution of dark matter in large-scale structures
  C) the composition of dark matter
  D) the error in our observations of Hubble's law
  E) the critical density of the universe

Question 2

What are peculiar velocities?
 
  A) velocities perpendicular to our line of sight
  B) velocities directly along our line of sight
  C) velocities that we cannot explain by only the force of gravity
  D) velocities caused by the expansion of the universe
  E) velocities of distant objects that are not caused by the expansion of the universe


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fffftttt

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

B

Answer to Question 2

E


JMatthes

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

diana chang

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Reply 3 on: Yesterday
:D TYSM

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