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Author Question: Normal galaxies in the present never went through an active galaxy phase. a. True b. False ... (Read 20 times)

Kthamas

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on: Jul 27, 2018
Normal galaxies in the present never went through an active galaxy phase.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

The type of elements present in a gas can be determined by studying the ____.
 
  a. number of ionized atoms in the gas
 b. energy of the electrons being emitted by the gas
 c. number of photons being absorbed or emitted by the gas
  d. wavelengths of photons absorbed or emitted from the gas
  e. number of excited atoms in the gas


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Briannahope

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

False

Answer to Question 2

d


Kthamas

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Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

jackie

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Reply 3 on: Yesterday
Excellent

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