## Kinematics MCQs for grade 9

Multiple Choice Questions

1. The average speed of a bus is 20 ms-1, how far can it travel in 10 s?
 A. 100 m B. 200 m C. 150 m D. 250 m

1. A truck accelerates uniformly from 15 ms-1 to 20 ms-1 in 5 s. What is the acceleration of the truck?
 A. 2 ms-2 B. 1.5 ms-2 C. 1 ms-2 D. 2.5 ms-2

1. A car moving along a straight line at 20 ms-1 undergoes an acceleration of 4 ms-2. After 2 s, its speed will be
 A. 28 ms-1 B. 16 ms-1 C. 12 ms-1 D. 8 ms-1

1. A bird begins to accelerate at a constant 0.3 ms-2 for 3 s. Its change in velocity is
 A. 0.9 m/s B. 1.5 m/s C. 1.95 m/s D. 2.4 m/s

1. A car is going backwards at 5 m/s. After 10 s of uniform acceleration, the car is going forward at 10 m/s. The acceleration is
 A. 0.5 ms-2 B. 0.75 ms-2 C. 1.5 ms-2 D. 5 ms-2

1. The slope of distance-time graph represents
 A. acceleration B. change in acceleration C. speed D. distance

1. The area under a speed-time graph
 A. acceleration B. change in acceleration C. distance D. velocity

1. A student riding his cycle on a straight flat road covers one block every 7 seconds. If each block is 100 m long, he is traveling at
 A. constant speed B. constant velocity C. 10 m/s D. both A and B

1. You drop a rock from a bridge to the river below. When the rock has fallen 4 m, you drop a second rock. As the rocks continue their free fall, their separation
 A. increases B. decreases C. stay the same D. none