Motion graphs Quiz
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5 questions, one answer each
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1. The velocity–time graph of a car is a straight line from 0 to 20 m s⁻¹ in 5.0 s. What is the car's acceleration?
- A. 0.25 m s⁻²
- B. 100 m s⁻²
- C. 4.0 m s⁻²
- D. 15 m s⁻²
2. A car's velocity–time graph is a straight line from 0 to 20 m s⁻¹ in 5.0 s. What is its displacement during the 5.0 s?
- A. 100 m
- B. 50 m
- C. 20 m
- D. 4.0 m
3. A displacement–time graph is a horizontal line. What does this show?
- A. The object is at rest
- B. Constant velocity
- C. Constant acceleration
- D. The object is accelerating uniformly
4. What does the area under an acceleration–time graph give?
- A. Change in velocity
- B. Displacement
- C. Velocity
- D. Distance
5. A ball falls through oil and reaches terminal velocity. What does its velocity–time graph look like at that stage?
- A. A steeply rising line
- B. A falling line
- C. A line through the origin with constant gradient
- D. A horizontal line