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Newton's second law states acceleration is directly proportional to net external force and inversely proportional to:
AHeat
BSize
CMass
DTime
Answer & Solution
Correct answer: C. Mass
1. The same force barely moves a car but flings a basketball.
2. Acceleration is inversely proportional to mass.
3. The law is verified by experiment.
_Source: OpenStax College Physics for AP Courses 2e, Chapter 4, Dynamics: Force and Newton's Laws of Motion (CC BY 4.0)._
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