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Author Question: The Moon does not crash into Earth because A) Earth's gravitational field is relatively weak at ... (Read 69 times)

Jipu 123

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on: Jul 29, 2018
The Moon does not crash into Earth because
 
  A) Earth's gravitational field is relatively weak at the Moon.
  B) gravitational pull of other planets keeps the Moon up.
  C) Moon has a sufficient tangential speed.
  D) Moon has less mass than Earth.
  E) none of the above

Question 2

The radial velocity of an Earth satellite is its velocity
 
  A) parallel to the surface of Earth.
  B) perpendicular to the surface of Earth.
  C) attributed to satellites moving in any direction.
  D) none of the above


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brittanywood

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B


Jipu 123

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


brittanywood

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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