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Author Question: The Doppler shift is used to find A) astrometric binaries. B) spectroscopic binaries. C) ... (Read 29 times)

genevieve1028

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The Doppler shift is used to find
 
  A) astrometric binaries.
  B) spectroscopic binaries.
  C) photometric binaries.
  D) visual binaries.
  E) eclipsing binaries.

Question 2

The darkness of the night is due in part to the cosmological redshift, with the energy of the most distant objects diluted in the universal expansion.
 
  Indicate whether the statement is true or false



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trog

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Answer to Question 1

B

Answer to Question 2

TRUE




genevieve1028

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


strudel15

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Reply 3 on: Yesterday
:D TYSM

 

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