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Author Question: What is an ionization nebula? A) a name sometimes used to describe spiral galaxies besides the ... (Read 59 times)

DyllonKazuo

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on: Jul 27, 2018
What is an ionization nebula?
 
  A) a name sometimes used to describe spiral galaxies besides the Milky Way
  B) a region of very hot, low-density gas surrounding a recent supernova
  C) a clump of gas that will soon give birth to a new star
  D) a colorful cloud of gas that glows because it is heated by light from nearby hot stars

Question 2

The masses of most spiral galaxies, like ours, are a few billion solar masses.
 
  Indicate whether the statement is true or false


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ririgirl15

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

D

Answer to Question 2

FALSE


DyllonKazuo

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Reply 2 on: Jul 27, 2018
Excellent

laurnthompson

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Reply 3 on: Yesterday
Gracias!

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