Newton’s Laws of Motion in Human Movement – MCQs

1. Newton’s First Law is also called:

(A) Law of inertia

(B) Law of acceleration

(C) Law of action-reaction

(D) Law of gravity

2. Newton’s Second Law describes the relationship between:

(A) Force, mass, and acceleration

(B) Action and reaction

(C) Inertia and stability

(D) Energy and power

3. Newton’s Third Law states:

(A) For every action, there is an equal and opposite reaction

(B) Force equals mass times acceleration

(C) Objects remain at rest unless acted on

(D) Acceleration depends on time

4. In sprinting, the backward push of the foot against the ground demonstrates:

(A) Newton’s Third Law

(B) Newton’s First Law

(C) Law of inertia only

(D) None of the above

5. The resistance of the body to start running from rest is an example of:

(A) Newton’s First Law

(B) Newton’s Second Law

(C) Newton’s Third Law

(D) Hooke’s Law

6. Increasing the force of a kick increases ball acceleration according to:

(A) Newton’s Second Law

(B) Newton’s First Law

(C) Newton’s Third Law

(D) Pascal’s Law

7. Jumping off a boat and the boat moving backward illustrates:

(A) Newton’s Third Law

(B) Newton’s Second Law

(C) Newton’s First Law

(D) Archimedes’ Principle

8. The fact that a soccer ball remains stationary until kicked demonstrates:

(A) Newton’s First Law

(B) Newton’s Second Law

(C) Newton’s Third Law

(D) Law of momentum

9. Inertia increases with:

(A) Mass

(B) Velocity

(C) Acceleration

(D) Distance

10. Pushing a wheelchair requires more force if the patient’s mass increases, due to:

(A) Newton’s Second Law

(B) Newton’s First Law

(C) Newton’s Third Law

(D) Boyle’s Law

11. The recoil of a gun when fired is an example of:

(A) Newton’s Third Law

(B) Newton’s First Law

(C) Newton’s Second Law

(D) Conservation of energy

12. Walking is possible because:

(A) The ground pushes back with equal and opposite force

(B) The body has inertia

(C) Acceleration equals velocity

(D) Muscles contract only

13. A gymnast balancing on one leg illustrates:

(A) Newton’s First Law

(B) Newton’s Second Law

(C) Newton’s Third Law

(D) Archimedes’ Principle

14. Acceleration of a sprinter depends on:

(A) Force applied and body mass

(B) Height and weight only

(C) Gravity alone

(D) Air resistance only

15. A footballer’s header demonstrates:

(A) Newton’s Second Law

(B) Newton’s First Law

(C) Newton’s Third Law

(D) Law of energy conservation

16. Equal and opposite reactions are critical for:

(A) Running, jumping, and throwing

(B) Digestion

(C) Breathing

(D) Vision

17. Stopping suddenly while running shows:

(A) Inertia resisting change

(B) Acceleration is force

(C) Equal and opposite reaction

(D) Reduced momentum

18. Throwing a medicine ball backward to propel forward in training uses:

(A) Newton’s Third Law

(B) Newton’s Second Law

(C) Newton’s First Law

(D) Boyle’s Law

19. When a cyclist pedals harder, speed increases because of:

(A) Newton’s Second Law

(B) Newton’s First Law

(C) Newton’s Third Law

(D) Inertia

20. A diver continues moving forward after leaving the board due to:

(A) Newton’s First Law

(B) Newton’s Second Law

(C) Newton’s Third Law

(D) Law of momentum

21. The reaction force from the ground during a jump is called:

(A) Ground reaction force

(B) Gravity

(C) Friction force

(D) Muscle force

22. The faster you throw a ball, the greater its:

(A) Acceleration and momentum

(B) Inertia only

(C) Weight only

(D) Stability only

23. A runner stumbles forward when suddenly stopped due to:

(A) Inertia

(B) Gravity

(C) Friction only

(D) Action-reaction

24. Force equals:

(A) Mass × acceleration

(B) Mass × velocity

(C) Weight × gravity

(D) Distance × time

25. Rebounding of a basketball after hitting the ground is:

(A) Newton’s Third Law

(B) Newton’s Second Law

(C) Newton’s First Law

(D) Bernoulli’s Principle

26. Maintaining motion in a wheelchair once started is due to:

(A) Newton’s First Law

(B) Newton’s Second Law

(C) Newton’s Third Law

(D) Energy conservation

27. Acceleration is proportional to:

(A) Net force applied

(B) Weight alone

(C) Inertia only

(D) Gravity only

28. Equal and opposite reaction is essential in:

(A) Swimming strokes

(B) Digestion

(C) Hearing

(D) Sleep

29. A heavy medicine ball requires more force to throw than a light one, according to:

(A) Newton’s Second Law

(B) Newton’s First Law

(C) Newton’s Third Law

(D) Pascal’s Law

30. Momentum change depends on:

(A) Force and time applied

(B) Mass only

(C) Gravity only

(D) Energy only

31. Which law explains why we wear seat belts?

(A) Newton’s First Law

(B) Newton’s Second Law

(C) Newton’s Third Law

(D) Conservation of momentum

32. A soccer player kicking a stationary ball illustrates:

(A) Newton’s Second Law

(B) Newton’s First Law

(C) Newton’s Third Law

(D) Hooke’s Law

33. The equal force exerted by water against a swimmer’s stroke is:

(A) Newton’s Third Law

(B) Newton’s First Law

(C) Newton’s Second Law

(D) Law of buoyancy

34. A runner accelerating faster with lighter shoes demonstrates:

(A) Newton’s Second Law

(B) Newton’s First Law

(C) Newton’s Third Law

(D) Conservation of energy

35. The need for force to stop a moving ball demonstrates:

(A) Newton’s First Law

(B) Newton’s Third Law

(C) Law of gravity

(D) Archimedes’ principle

36. A push-up demonstrates which law?

(A) Newton’s Third Law

(B) Newton’s First Law

(C) Newton’s Second Law

(D) Hooke’s Law

37. Force plate measurements in biomechanics are used to study:

(A) Ground reaction forces

(B) Blood flow

(C) Muscle fiber type

(D) Lung volume

38. Acceleration occurs when:

(A) Net external force is applied

(B) Mass is constant only

(C) Gravity alone acts

(D) Velocity is stable

39. A hammer driving a nail shows:

(A) Action-reaction

(B) Inertia only

(C) Momentum only

(D) Acceleration only

40. The constant speed of a cyclist on level ground implies:

(A) Net force is zero

(B) Acceleration is constant

(C) Action-reaction forces are absent

(D) Gravity is reduced

41. A baseball batter feeling the impact of the ball on the bat shows:

(A) Newton’s Third Law

(B) Newton’s Second Law

(C) Newton’s First Law

(D) Conservation of energy

42. Acceleration direction is always:

(A) In the direction of net force

(B) Opposite to net force

(C) Random

(D) Perpendicular to velocity

43. A patient’s resistance to being moved in bed demonstrates:

(A) Inertia

(B) Momentum

(C) Acceleration

(D) Action-reaction

44. Rowing a boat forward as oars push water backward shows:

(A) Newton’s Third Law

(B) Newton’s Second Law

(C) Newton’s First Law

(D) Archimedes’ principle

45. When net force increases but mass is constant, acceleration:

(A) Increases

(B) Decreases

(C) Remains constant

(D) Stops

46. Landing softly after a jump reduces injury because:

(A) Force is spread over time

(B) Gravity is reduced

(C) Mass is reduced

(D) Inertia disappears

47. Running against resistance bands demonstrates:

(A) Newton’s Second Law

(B) Newton’s First Law

(C) Newton’s Third Law

(D) Bernoulli’s Principle

48. The opposite push felt while pushing a wall demonstrates:

(A) Newton’s Third Law

(B) Newton’s First Law

(C) Newton’s Second Law

(D) Boyle’s Law

49. A rolling wheelchair keeps moving until stopped due to:

(A) Newton’s First Law

(B) Newton’s Third Law

(C) Newton’s Second Law

(D) Gravity

50. Human movement analysis in biomechanics largely relies on:

(A) Newton’s three laws of motion

(B) Hooke’s Law only

(C) Bernoulli’s Principle

(D) Pascal’s Law