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Author Question: The redshift due to the Doppler effect is caused by A) sources of light moving toward the ... (Read 57 times)

Lobcity

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on: Jul 29, 2018
The redshift due to the Doppler effect is caused by
 
  A)
 
  sources of light moving toward the Solar System.
  B)
 
  sources of light moving away from the Solar System.
  C)
 
  sources of light obscured by interstellar dust.
  D)
 
  sources of light moving at right angles to the Solar System.
  E)
 
  an effect not yet believed to be understood.

Question 2

Which of the following electron transitions is forbidden?
 
  A) 4p  1s B) 3s  2p C) 3d  2p D) 3d  1s


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miss.ashley

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Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

D


Lobcity

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Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it

billybob123

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Reply 3 on: Yesterday
Gracias!

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