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Author Question: This is a thought question. Why are few galaxies outside our own galaxy seen by our eyes in the ... (Read 90 times)

EY67

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on: Jul 27, 2018
This is a thought question. Why are few galaxies outside our own galaxy seen by our eyes in the circle around the sky where the Milky Way is located? This is because
 
  a. there aren't any galaxies in those directions.
  b. dust in the Milky Way blots out our view of galaxies in those directions.
  c. the missing mass is in those directions.
  d. a massive explosion has blown galaxies away from those directions.

Question 2

The lowest-mass object that can initiate thermonuclear fusion of hydrogen has a mass of about
 
  a. 1 solar masses.
  b. 80 solar masses.
  c. 8 solar masses.
  d. 0.08 solar masses.
  e. 0.001 solar masses.


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brittanywood

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

b

Answer to Question 2

d


EY67

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Reply #2 on: Jul 27, 2018
TY


brittanywood

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Reply #3 on: Jul 27, 2018
You're welcome


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