CBSE Class 9 Science Chapter 8 “Motion” Multiple Choice Questions with Answers
Motion MCQ – Here is a compilation of Free MCQs of Class 9 Science Book Chapter 8 Motion with Answers. Students can practice free MCQs as have been added by CBSE in the new Exam pattern. At the end of Multiple- Choice Questions, the answer key also has been provided for your reference.
Q.1. The direction of acceleration is the same as the direction of _______.
(a) displacement
(b) change in velocity
(c) velocity
(d) all of these
Q.2. The area under a velocity-time graph gives __________.
(a) distance
(b) acceleration
(c) speed
(d) displacement
Q.3. ________can be added algebraically.
(a) Accelerations
(b) Velocities
(c) Distances
(d) Any physical quantities
Q.4. A physical quantity which has both magnitude and direction is called a _______.
(a) scalar quantity
(b) vector quantity
(c) neither (a) nor (b)
(d) either (a) or (b)
Q.5. The distance-time graph of a body moving along a straight path in a single direction with uniform speed will be _____.
(a) along X-axis
(b) a line with positive slope
(c) parallel to X-axis
(d) None of these
Q.6. If a body travels unequal distances in equal intervals of time along a _______ path, the body is said to be in ___________.
(a) curved, uniform motion
(b) pentagonal, uniform motion
(c) rectangular, uniform motion
(d) straight, non-uniform motion
Q.7. A freely falling body is said to be moving with _____.
(a) constant non-zero acceleration
(b) non-uniform motion
(c) zero velocity
(d) non-uniform acceleration
Q.8. A body travels along a straight path from its initial position to a point 20 m away and then returns back to its initial position. The change in the position of the body is ____ and the distance travelled is ______.
(a) 20 m, 40 m
(b) 0 m, 40 m
(c) 40 m, 40 m
(d) 0 m, 0 m
Q.9. The slope of a velocity-time graph gives __________.
(a) distance
(b) speed
(c) acceleration
(d) displacement
Q.10. The position-time graph of a body is parabolic, then the body is ______.
(a) in non-uniform motion
(b) in uniform acceleration
(c) at rest with some initial distance covered
(d) at rest with zero initial distance covered
Q.11. A body travelling equal distances in equal intervals of time is said to be moving with uniform velocity if the body moves along a _________ path.
(a) straight
(b) rectangular
(c) circular
(d) hexagonal
Q.12. The slope of a distance-time graph gives _______.
(a) displacement
(b) acceleration
(c) velocity
(d) speed
Q.13. If a body travels equal distances in equal intervals of time, then_______.
(a) the body is moving with uniform velocity
(b) the body is moving with uniform acceleration
(c) the body may be moving with uniform velocity
(d) the body is moving with uniform deceleration
Q.14. The distance-time graph of the motion of a body is parallel to X-axis, then the body is ______.
(a) at rest with zero initial distance covered
(b) at rest with some initial distance covered
(c) in non-uniform motion
(d) uniform acceleration
Q.15. Identify the statement which is true
Statement A: Average velocity of a body may be equal to the instantaneous velocity of the body.
Statement B: The speed-time graph of a body which is in uniform motion will be a straight-line coinciding with X-axis.
(a) Statement A is true
(b) Statement B is true.
(c) Both statements A, B are true.
(d) Neither statement A nor statement B is true.
Answer Key for Class 9 Science Chapter 8 Motion MCQs
| Q. | Ans | Q. | Ans |
| 1 | (b) | 9 | (c) |
| 2 | (d) | 10 | (b) |
| 3 | (c) | 11 | (a) |
| 4 | (b) | 12 | (d) |
| 5 | (b) | 13 | (c) |
| 6 | (d) | 14 | (b) |
| 7 | (a) | 15 | (a) |
| 8 | (b) |
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