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Author Question: If the change in wavelength is less than zero, then the radial velocity tells you that the star is ... (Read 59 times)

sammy

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on: Jul 27, 2018
If the change in wavelength is less than zero, then the radial velocity tells you that the star is moving _______________ you.
 
  a. parallel to b. away from
  c. towards d. in circles around

Question 2

The Moon physically changes its shape throughout its orbit around the Earth giving us the phases of the Moon we see.
 
  a. True
  b. False
  Indicate whether the statement is true or false


brittiany.barnes

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

c

Answer to Question 2

False
RATIONALE:


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