AP Physics B Practice Exam

Category - Introductory Physics

A sailboat travels 35 km in 5 hr. Which of the following describes the motion of the sailboat?
  1. Its momentum is 7 km/hr.
  2. Its acceleration is 7 km/hr.
  3. Its displacement is 7 km/hr.
  4. Its average speed is 7 km/hr.
Explanation
Answer: D - Its average speed is 7 km/hr.
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