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Author Question: If two identical planets, each with surface gravity g and volume V, coalesce into one planet with ... (Read 139 times)

sabina

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on: Jul 28, 2018
If two identical planets, each with surface gravity g and volume V, coalesce into one planet with volume 2V, the surface gravity of the new planet is 2g.
  1.True
  2.False

Question 2

At three Earth radii from the center of Earth, the acceleration of gravity is 1/9 its surface value.
  1.True
  2.False


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Jbrasil

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Reply #1 on: Jul 28, 2018
Answer to Question 1

2

Answer to Question 2

1


sabina

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Reply #2 on: Jul 28, 2018
TY


Jbrasil

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Reply #3 on: Jul 28, 2018
You're welcome


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