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Change of force between two bodies according to the universal law of gravitation.

  • Thread starter chuffman
  • Start date
  • #1
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Homework Statement


If you triple the distance between two objects the gravitational force will....
A. Increase by the factor of 3
B. decrease by a factor of 3
C. Decrease by a factor of 6
D. Increase by a factor of 9
E. decrease by a factor of 9


Homework Equations





The Attempt at a Solution


Obviously it decreases but I'm just not sure I know what information I'm supposed to use to come to the right factor.
 

Answers and Replies

  • #2
TSny
Homework Helper
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Newton's law of gravitation states that the force varies "inversely as the square of the distance".
 

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