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According to the Universal Law of Gravitation, if the separation between two planets is increased by a factor of 8, how many times weaker will their mutual pull of gravity be?

Respuesta :

Answer:

weakens by 64 times  

Explanation:

According to universal law of gravitation the force between two bodies is inversely proportional to square of their distance between them that F is inversely proportional to [tex]r^2[/tex]

So if we increase the the distance between two planets by 8 times then the the mutual attraction between will be decrease by [tex]8^2[/tex] times  

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