Intro to Forces + Newton's Laws Video Lessons

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Problem: The amount of force needed to sustain the motion of a rock in outer space is________.A. a force equal to its weight.B. a force less than its weight if friction is absentC. none of these

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The outer space has no resistance since there are no particles in it.

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Problem Details

The amount of force needed to sustain the motion of a rock in outer space is________.

A. a force equal to its weight.

B. a force less than its weight if friction is absent

C. none of these

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