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Author Question: Which Saturnian moon has the leading hemisphere black as tar, the back side icy white? A) Rhea ... (Read 20 times)

Melani1276

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on: Jul 27, 2018
Which Saturnian moon has the leading hemisphere black as tar, the back side icy white?
 
  A) Rhea
  B) Titan
  C) Enceladus
  D) Iapetus
  E) Mimas

Question 2

In a spectroscopic binary system, the star showing the larger blue shift is:
 
  A) cooler and receding the fastest.
  B) less massive of the pair and receding slower.
  C) more massive and approaching us.
  D) less massive and approaching us at this moment.
  E) hotter and receding faster.


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kescobar@64

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

D

Answer to Question 2

D


Melani1276

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Reply 2 on: Jul 27, 2018
Wow, this really help

nathang24

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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