Respuesta :

Two major factors, mass and distance, affect the strength of gravitational force on an object. Newton's law of gravitation describes very accurately how mass and distance affect the force of gravity.
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Answer:

Mass and distance

Explanation:

The force of gravity the masses exert on each other. If one of the masses is doubled, the force of gravity between the objects is doubled. increases, the force of gravity decreases. Hence, answer is mass and distance