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Author Question: The total mass of galaxies in a cluster of galaxies divided by the number of galaxies in the cluster ... (Read 41 times)

Hungry!

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on: Jul 27, 2018
The total mass of galaxies in a cluster of galaxies divided by the number of galaxies in the cluster can be used to determine a typical galaxy's ___________.
 
  a. luminosity
  b. distance
  c. mass
  d. diameter
  e. age

Question 2

The Sun makes most of its energy by the proton-proton cycle.
 
  a. True
  b. False
  Indicate whether the statement is true or false


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lorealeza

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

c

Answer to Question 2

True


Hungry!

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

meow1234

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Reply 3 on: Yesterday
Excellent

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