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Author Question: What is the likely source of lunar ice? A) water that was present when the Moon formed B) ... (Read 11 times)

bio_gurl

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on: Jul 27, 2018
What is the likely source of lunar ice?
 
  A) water that was present when the Moon formed
  B) contamination from human exploration of the Moon
  C) volcanism earlier in the Moon's history
  D) impacts of meteoroids and comets

Question 2

Given that the planet orbiting the nearby star 51 Pegasi is about 20X larger than the Earth, but 400X more massive, on that world you would weigh:
 
  A) the same as you do here.
  B) twice as much as you do here.
  C) half as much as you do here.
  D) 20X more that you do here.
  E) 400X more than you do here.


kjohnson

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

D

Answer to Question 2

A


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bio_gurl

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Reply #2 on: Jul 27, 2018
Thank you!


kjohnson

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Reply #3 on: Jul 27, 2018
Always glad to help...


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