D.
5. An object travels 200 meter in 5 seconds. The objects average speed is
A. 40 m/s
B.60 m/s
C. 250m/s
D. 1000 m/s
6. An object start from rest and reaches a velocity of 20 m/s after a time of 10s. What is the rate of
acceleration?
A. 2 m/s
B. 10 m/s
C. 20 m/s
D. 30 m/s
7. Which is not an example of acceleration?
A. A car going around a curve C.A car going 55mph on straight road
B. A car applying the brakes
D.A car speeding up
8. A car is going around the curve with constant speed. Which of the following is not TRUE?
A. The car is accelerating.
C. The speed of the car is constant.
B. The velocity is constant.
D. The direction is constantly changing
9. A cyclist gets on her bike and takes 4.Os to get to her top speed of 12 m/s. What is her
acceleration?
A. 1 m/s2 B.2 m/s2 C. 3 m/s2 D. 4 m/s2
10. A train picks up passengers and leaves the station. After one minute it is travelling at 30 m/s.
Calculate its acceleration.
A. 0.5 m/s2 B.1 m/s2 C.1.5 m/s2 D. 2 m/s2​