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Author Question: If we observe one edge of a planet to be redshifted and the opposite edge to be blueshifted, what ... (Read 109 times)

Sufayan.ah

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on: Jul 27, 2018
If we observe one edge of a planet to be redshifted and the opposite edge to be blueshifted, what can we conclude about the planet?
 
  A) The planet is actually two bodies, one moving toward us, the other away from us.
  B) The planet is in the process of formation.
  C) The planet is in the process of falling apart.
  D) The planet is rotating.

Question 2

If the Moon is relatively far from Earth, so that its umbra does not reach Earth, someone directly behind the umbra will see
 
  A) a penumbral lunar eclipse.
  B) a partial solar eclipse.
  C) no eclipse.
  D) an annular eclipse.
  E) a partial lunar eclipse.


SAUXC

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

D

Answer to Question 2

D


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