Which situation demonstrates Newton’s second law of motion?

Question

Which situation demonstrates Newton’s second law of motion? — Exam MCQ

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A. A heavy truck requires more force to accelerate than a small car — Newton’s second law relates force, mass and acceleration through F = ma.

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B. A stationary object resting on a table

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C. A ball rolling at a constant speed on a flat surface

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D. A swimmer pushes water backward and moves forward