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Author Question: Most galaxies appear to be a. composed of one star and seven planets. b. inside our Milky Way. ... (Read 45 times)

dollx

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on: Jul 27, 2018
Most galaxies appear to be
 
  a. composed of one star and seven planets.
  b. inside our Milky Way.
  c. located on the Earth.
  d. moving toward us.
  e. moving away from us.

Question 2

About how long will a 0.5-Mo star spend on the main sequence?
 
  a. 6 billion years
  b. 62 billion years
  c. 620 million years
  d. 6 million years
  e. 600 thousand years


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mmj22343

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

e

Answer to Question 2

b


dollx

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Reply 2 on: Jul 27, 2018
Gracias!

chereeb

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Reply 3 on: Yesterday
Excellent

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