MCQ Questions for Class 9 Science Chapter 8 Motion with Answers

1. A body starts to slide over a horizontal surface with an initial velocity of 0.2 m/s. Due to friction, its velocity decreases at the rate of 0.02 m/s². How much time will it take for the body to stop?

2. The slope of the distance-time graph is:

3. Suppose a boy is enjoying a ride on a merry-go-round which is moving with a constant speed of 10 ms^-1 It implies that the boy is

4. A particle is moving in a circular path of radius r. The displacement after half a circle would be:

5. In which of the following cases of motions, the distance moved and the magnitude of displacement are equal?

6. A boy goes from A to B with a velocity of 20 m/min and comes back from B to A with a velocity of 30 m/min. The average velocity of the boy during the whole journey is

7. Slope of a velocity-time graph gives

8. The ratio of speed to the magnitude of velocity when the body is moving in one direction is

9.  Which of the following statement is correct regarding velocity and speed of a moving body?

10.  For a body performing motion with uniform speed, the distance-time graph is:

11. The speed at any instant of time is known as

12. Name the instrument used to measure instantaneous speed of a vehicle

13. A body is projected vertically upward from the ground. Taking vertical upward direction as positive and point of projection as origin, the sign of displacement of the body from the origin when it is at height h during upward and downward journey will be

14.  What is the average velocity of a car that moved 60 km in 3 hours?

15. The numerical ratio of displacement to distance for a moving object is

16. Which of the following is a correct measure of velocity?

17. If the displacement of an object is proportional to square of time, then the object moves with

18. The area under the speed-time graph gives the ________.

19. A racing car has a uniform acceleration of 6 m/s2. In 10s it will cover:​

20. Which of the following situations is possible?