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Author Question: An asteroid exerts a 360-N gravitational force on a nearby spacecraft. If the spacecraft moves to a ... (Read 86 times)

bobbysung

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on: Jul 29, 2018
An asteroid exerts a 360-N gravitational force on a nearby spacecraft. If the spacecraft moves to a position three times as far from the center of the asteroid, the force will be
 
  A) zero.
  B) 40 N.
  C) 120 N.
  D) 360 N.
  E) 1080 N.

Question 2

Half-way to the center of a planet of uniform density, your weight compared to that at the surface would be
 
  A) one-quarter.
  B) one-half.
  C) three-quarters.
  D) the same as at the surface.
  E) zero.


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yuyiding

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

Answer: B

Answer to Question 2

Answer: B


bobbysung

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Reply 2 on: Jul 29, 2018
Gracias!

Sarahjh

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Reply 3 on: Yesterday
:D TYSM

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