1. A push or pull on an object is called:
A. Force
B. Energy
C. Power
D. Motion

2. The SI unit of force is:
A. Newton
B. Joule
C. Watt
D. Meter

3. Force can change:
A. State of motion
B. Color
C. Taste
D. Smell

4. Balanced forces result in:
A. No change in motion
B. Acceleration
C. Speed increase
D. Direction change

5. Unbalanced forces cause:
A. Change in motion
B. Rest
C. Balanced motion
D. No movement

6. Newton’s first law is also called:
A. Law of inertia
B. Law of gravity
C. Law of energy
D. Law of motion

7. Inertia depends on:
A. Mass
B. Color
C. Temperature
D. Volume

8. A heavy object has:
A. More inertia
B. Less inertia
C. No inertia
D. Equal inertia

9. Momentum equals:
A. Mass × Velocity
B. Mass ÷ Velocity
C. Velocity ÷ Mass
D. Mass + Velocity

10. Momentum is a:
A. Vector quantity
B. Scalar quantity
C. Unit
D. Energy

11. Newton’s second law relates:
A. Force, mass, acceleration
B. Mass, volume, density
C. Speed, time, distance
D. Work, power, energy

12. Acceleration is change in:
A. Velocity
B. Mass
C. Distance
D. Weight

13. Newton’s third law states:
A. Action and reaction
B. Motion law
C. Gravity law
D. Energy law

14. Rockets move due to:
A. Action reaction
B. Gravity
C. Inertia
D. Friction

15. Momentum conservation occurs in:
A. Closed system
B. Open system
C. Moving system
D. Resting system

16. Force can change:
A. Direction of motion
B. Color
C. Temperature
D. Size only

17. When brakes are applied:
A. Speed decreases
B. Speed increases
C. Mass increases
D. Mass decreases

18. Dust falls when carpet is beaten due to:
A. Inertia of rest
B. Inertia of motion
C. Inertia of direction
D. Gravity only

19. Passengers move forward when a bus stops due to:
A. Inertia of motion
B. Inertia of rest
C. Gravity
D. Friction

20. A turn in a car shows:
A. Inertia of direction
B. Inertia of rest
C. Inertia of motion
D. Gravity