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Physics 6 Online
OpenStudy (anonymous):

According to Newton's Second Law of Motion, how much force must be applied to a 0.145 kg baseball for it to travel at 38 m/s²? A. F = mv; therefore, it would take 5.5 N of force. B. F = ma-mg; therefore, it would take 4.0N of force. C. F = mg; therefore, it would take 1.42 N of force. D. F = ma; therefore, it would take 5.5 N of force.

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