AP Physics B Practice Exam

Category - Introductory Physics

A car is parked on the side of a hill. Which of the following most likely prevents the car from moving down the hill?
  1. The car has too much mass to move easily.
  2. There is friction in the door hinges of the car.
  3. There is friction between the tires and the road.
  4. The weight of the car is mostly on the front wheels.
Explanation
Answer: C - There is friction between the tires and the road.
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