SAT Subject Physics Practice Question 160: Answer and Explanation

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Question: 160

6. If an object’s mass and the net force it feels are both known, then Newton’s second law could be used to directly calculate which quantity?

A. Displacement
B. Velocity
C. Acceleration
D. Linear momentum
E. Kinetic energy

Correct Answer: C

Explanation:

Newton’s second law is Fnet = ma, so if we know Fnet and m, we can calculate the acceleration, a.

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