Dynamics: Motion in a Straight Line · CSEC Physics

55 past-paper questions on Dynamics: Motion in a Straight Line, part of Mechanics, from every CSEC Physics paper on Quelpr.

1. 1(a)4 marks· CSEC Physics · 1988 · Paper 2On the axes provided, sketch a velocity-time graph to illustrate the girl's journey.
2. 1(b)3 marks· CSEC Physics · 1988 · Paper 2Find the initial acceleration and the final deceleration of the girl.
3. 1(c)3 marks· CSEC Physics · 1988 · Paper 2How far did the girl travel?
4. 1(d)3 marks· CSEC Physics · 1988 · Paper 2What was the average velocity for the first 10 seconds of the journey?
5. 1(e)4 marks· CSEC Physics · 1988 · Paper 2In the space provided, sketch the displacement-time graph for the whole journey.
6. 3(c)(i)3 marks· CSEC Physics · 1989 · Paper 2With reference to Newton's laws of motion explain why this might happen.
7. 3(c)(ii)2 marks· CSEC Physics · 1989 · Paper 2With reference to Newton's laws of motion explain how the wearing of a seat-belt helps to prevent such an accident.
8. 4(a)6 marks· CSEC Physics · 1989 · Paper 2Complete the statement by filling in EACH blank space with an appropriate word.
9. 4(b)(i)4 marks· CSEC Physics · 1989 · Paper 2Calculate the total distance the girl runs.
10. 4(b)(ii)1 mark· CSEC Physics · 1989 · Paper 2What is her acceleration over the first 20 seconds?
11. 4(b)(iii)1 mark· CSEC Physics · 1989 · Paper 2What is the magnitude of the force that produces this acceleration?
12. 4(b)(iv)2 marks· CSEC Physics · 1989 · Paper 2How does the force in (iii) above arise?
13. 4(c)(i)1 mark· CSEC Physics · 1989 · Paper 2Calculate the girl's momentum after 10 seconds.
14. 4(c)(ii)1 mark· CSEC Physics · 1989 · Paper 2Calculate the girl's momentum after 40 seconds.
15. 3(a)4 marks· CSEC Physics · 1991 · Paper 2Complete the statement of Newton's 1st Law: 'An object remains at rest...' and Newton's 3rd Law: 'If an object A exerts a force on object B...'
16. 3(b)2 marks· CSEC Physics · 1991 · Paper 2Use Newton's first law to explain why a passenger on a bus falls forward when the bus stops suddenly.
17. 3(c)(i)2 marks· CSEC Physics · 1991 · Paper 2On the provided diagram of the Moon orbiting Earth, draw the force or forces acting on the Moon.
18. 3(c)(ii)2 marks· CSEC Physics · 1991 · Paper 2Explain how Newton's third law applies in this case.
19. 3(d)(i)3 marks· CSEC Physics · 1991 · Paper 2Draw on the diagram the force or forces acting on the ball at point A and at point B.
20. 3(d)(ii)3 marks· CSEC Physics · 1991 · Paper 2State the magnitude of the acceleration of the ball at point A and at point B.
21. 2(i)2 marks· CSEC Physics · 1992 · Paper 2A student suggests artificial satellites can remain in orbit because they have escaped the earth's gravity. Explain why these satellites would not stay in orbit if the student's suggestion were correct.
22. 1(iii)6 marks· CSEC Physics · 1993 · Paper 2Use the information in the completed tables to plot displacement (x) – time (t) graphs on the axes provided.
23. 1(iv)2 marks· CSEC Physics · 1993 · Paper 2Describe briefly the motion of the toy car and the toy truck.
24. 1(v)2 marks· CSEC Physics · 1993 · Paper 2Use the information in the completed Table 2 to determine the average speed of the truck over the total time interval.
25. 2(a)(i)1 mark· CSEC Physics · 1996 · Paper 2Define the term acceleration.
26. 2(a)(ii)1 mark· CSEC Physics · 1996 · Paper 2Explain why the object accelerates.
27. 2(a)(iii)2 marks· CSEC Physics · 1996 · Paper 2Why is the acceleration of free fall the same for all objects at the same place, if air resistance is negligible?
28. 2(b)(ii)4 marks· CSEC Physics · 1996 · Paper 2Using this apparatus, a student obtains a value of 0.490 s for t, when h is 1.16 m. Calculate the average speed of the ball during the fall. Hence, calculate the final speed of the ball just before its impact with the…
29. 2(b)(iii)4 marks· CSEC Physics · 1996 · Paper 2Sketch the velocity-time graph for the motion of the ball on the axes provided. Using the graph, or otherwise, calculate the acceleration of the ball during its fall.
30. 2(b)(i)1 mark· CSEC Physics · 1997 · Paper 2Find the distance travelled in the 20 s.
31. 2(b)(ii)2 marks· CSEC Physics · 1997 · Paper 2Find the average speed of the car.
32. 2(b)(iii)1 mark· CSEC Physics · 1997 · Paper 2What is the average velocity for the complete journey?
33. 2(c)(i)2 marks· CSEC Physics · 1997 · Paper 2How would Aristotle's 'law of motion' explain this observation?
34. 2(c)(ii)1 mark· CSEC Physics · 1997 · Paper 2Complete the following statement of Newton's first law of motion: If the resultant force on a body is zero it will remain at rest or ...
35. 2(c)(iii)2 marks· CSEC Physics · 1997 · Paper 2Explain why the driver of the car must push harder on the gas pedal to keep the car moving at 80 km h⁻¹.
36. 2(b)3 marks· CSEC Physics · May/June 2022 · Paper 2State Newton's second law of motion.
37. 1(a)7 marks· Physics Q1 1(a)Plot on page 3, a graph of velocity (V) versus time (t).
38. 1(a)7 marks· Physics Q1 1(a)On the grid provided on page 5, plot the graph of velocity against time.
39. 1(a)4 marks· Physics Q1 1(a)Define the following terms: Velocity, Acceleration.
40. 1(b)7 marks· Physics Q1 1(b)Use the results from Table 1 to plot a graph of Velocity versus Time on page 3.
41. 1(b)(i)4 marks· Physics Q1 1(b)(i)Use the graph to determine The acceleration during the interval AB
42. 1(b)(ii)1 mark· Physics Q1 1(b)(ii)Use the graph to determine The velocity of the motorcar after 70 seconds (with the aid of dotted lines)
43. 1(b)(iii)9 marks· Physics Q1 1(b)(iii)Use the graph to determine The total distance travelled over the 80 second period
44. 1(c)1 mark· Physics Q1 1(c)What quantity does the slope, p, represent?
45. 1(c)1 mark· Physics Q1 1(c)From your graph, describe the velocity of the vehicle over the period BC.
46. 1(d)2 marks· Physics Q1 1(d)How is the slope of the graph related to the acceleration of the sprinter?
47. 1(d)3 marks· Physics Q1 1(d)Define the term 'velocity'.
48. 1(d)(i)4 marks· Physics Q1 1(d)(i)Continue the velocity-time graph on page 3, to show this information and use the graph to determine the total distance travelled.
49. 1(e)(i)2 marks· Physics Q1 1(e)(i)Define the term 'displacement'.
50. 1(f)5 marks· Physics Q1 1(f)Using the graph drawn on page 3, determine how far from the finish line the sprinter would be after 10.0 s.
51. 2(a)3 marks· Physics Q2 2(a)Explain what is meant by the terms 'velocity' and 'acceleration'.
52. 2(a)(i)2 marks· Physics Q2 2(a)(i)Define Velocity.
53. 2(a)(ii)2 marks· Physics Q2 2(a)(ii)Define Acceleration.
54. 2(a)(iii)2 marks· Physics Q2 2(a)(iii)Define Linear momentum.
55. 2(b)(ii)3 marks· Physics Q2 2(b)(ii)The car takes 3.6 s to travel from B to C. In the space below, draw a velocity-time graph to represent the motion of the car between A and C.