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MapHarr MapHarr
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6 years ago
The Hubble law is a relation between a galaxy's
 
  a. mass and its luminosity.
  b. distance and its luminosity.
  c. mass and its recession velocity.
  d. distance and its recession velocity.
  e. mass and its diameter.

Question 2

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

Question 3

A mega-parsec (Mpc) is equivalent to
 
  a. 3.26 light-years.
  b. 206,265 light years.
  c. 1,000,000 light years
  d. 3,260,000 light-years.
  e. the diameter of the Milky Way galaxy.
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TkonryeTkonrye
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6 years ago
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MapHarr Author
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6 years ago
You make an excellent tutor!
branbran2k16
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Yesterday
This helped my grade so much Perfect
Lourd Jenkins
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2 hours ago
Thanks
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