![1 Fig. 1.1 shows the graph of speed v against time t for a train as it travels from one station to
the next.
0
0
10
20
20 40
t /s
v
m/s
60 80 100 120 140 160
Fig. 1.1
(a) Use Fig. 1.1 to calculate
(i) the distance between the two stations,
.................................................distance = [4]
(ii) the acceleration of the train in the first 10s.
acceler .................................................ation= [2]
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![(b) The mass of the train is 1.1 × 105 kg.
Calculate the resultant force acting on the train in the first 10s.
resultant force = ................................................. [2]
(c) The force generated by the engine of the train is called the driving force.
Write down, in words, an equation relating the driving force to any other forces acting on
the train during the period t = 10s to t = 130s.
.................................................................................................................................... [1]
[Total: 9]
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![2 A brick is dropped from the top of a very tall building as it is being constructed.
Fig. 1.1 is the speed/time graph for the brick as it falls to the ground.
0
0
10
20
30
40
speed
m/s
50
60
70
2 4 6 8 10 12 14
time/s
Fig. 1.1
(a) State a time at which the acceleration of the brick is
(i) zero,
time = ................................................. [1]
(ii) constant but not zero,
time = ................................................. [1]
(iii) not constant.
time = ................................................. [1]
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![(b) Explain in terms of the forces acting on the brick why, between 0 and 14.0s, its speed
varies in the way shown by the graph.
..........................................................................................................................................
..........................................................................................................................................
..........................................................................................................................................
..........................................................................................................................................
..................................................................................................................................... [4]
(c) State the direction of the resultant force acting on the brick at time 15.0s.
..................................................................................................................................... [1]
[Total: 8]
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![3 In a laboratory, an experiment is carried out to measure the acceleration of a trolley on a horizontal
table, when pulled by a horizontal force.
force
trolley
Fig. 1.1
The measurements are repeated for a series of different forces, with the results shown in the table
below.
force/N 4.0 6.0 10.0 14.0
acceleration
m/s2
0.50 0.85 1.55 2.25
(a) On Fig. 1.2, plot these points and draw the best straight line for your points. [2]
0
0
4
8
12
16
force/N
0.5 1.0 1.5 2.0
acceleration
m/s2
2.5
Fig. 1.2
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![(b) The graph shows that below a certain force there is no acceleration.
(i) Find the value of this force. ............................................................................................[1]
(ii) A force smaller than that in (b)(i) is applied to the stationary trolley. Suggest what happens
to the trolley, if anything.
.......................................................................................................................................[1]
(c) Show that the gradient of your graph is about 5.7.
gradient = ...........................................................[1]
(d) (i) State the equation that links resultant force F, mass m and acceleration a.
[1]
(ii) Use your gradient from (c) to find the mass of the trolley.
mass = ...........................................................[2]
(e) On Fig. 1.3, sketch a speed/time graph for a trolley with constant acceleration.
time
0
0
speed
Fig. 1.3
[1]
[Total: 9]
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![4 A person is standing on the top of a cliff, throwing stones into the sea below.
cliff
sea
Fig. 2.1
(a) The person throws a stone horizontally.
(i) On Fig. 2.1, draw a line to show the path which the stone might take between leaving the
person’s hand and hitting the sea.
(ii) On the line you have drawn, at a point halfway to the sea, mark the stone and the
direction of the force on the stone.
[3]
(b) Later, the person drops a small stone and a large stone vertically from the edge of the cliff.
Comment on the times taken for the two stones to hit the water.
...................................................................................................................................................
...................................................................................................................................................
...................................................................................................................................................
...............................................................................................................................................[2]
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![(c) 800m from the point where the person is standing, a navy ship is having target practice.
The person finds that if a stone is dropped vertically at the same time as the spurt of smoke
from the ship’s gun is seen, the stone hits the water at the same time as the sound from the
gun is heard.
Sound travels at 320m/s in that region.
Calculate the velocity with which the stone hits the water.
velocity = ...........................................................[4]
[Total: 9]
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![5 Fig. 1.1 shows the speed/time graph for a car travelling along a straight road.
The graph shows how the speed of the car changes as the car passes through a small
town.
0
0
time/s
m/s
speed
10 20 30 40 50 60 70
5
10
15
20
25
30
35
A
B C
D
enters
town
here
leaves
town
here
Fig. 1.1
(a) Describe what happens to the speed of the car
(i) between A and B, .....................................................................................................
(ii) between B and C, .....................................................................................................
(iii) between C and D. .....................................................................................................
[1]
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![(b) Calculate the distance between the start of the town and the end of the town.
distance = ................................................ [3]
(c) Calculate the acceleration of the car between C and D.
acceleration = ................................................ [3]
(d) State how the graph shows that the deceleration of the car has the same numerical
value as its acceleration.
..........................................................................................................................................
.................................................................................................................................... [1]
[Total: 8]
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12.4 motion-cie igcse-physics_ext-theory-qp
- 1. Save My Exams! – The Home of Revision For more awesome GCSE and A level resources, visit us at www.savemyexams.co.uk/ Motion Question Paper 4 Level IGCSE ExamBoard CIE Topic General Physics Sub-Topic Motion Paper Type (Extended) Theory Paper Booklet Question Paper 4 Time Allowed: 52 minutes Score: /43 Percentage: /100 Subject Physics
- 2. 1 Fig. 1.1 shows the graph of speed v against time t for a train as it travels from one station to the next. 0 0 10 20 20 40 t /s v m/s 60 80 100 120 140 160 Fig. 1.1 (a) Use Fig. 1.1 to calculate (i) the distance between the two stations, .................................................distance = [4] (ii) the acceleration of the train in the first 10s. acceler .................................................ation= [2] Save My Exams! – The Home of Revision For more awesome GCSE and A level resources, visit us at www.savemyexams.co.uk/
- 3. (b) The mass of the train is 1.1 × 105 kg. Calculate the resultant force acting on the train in the first 10s. resultant force = ................................................. [2] (c) The force generated by the engine of the train is called the driving force. Write down, in words, an equation relating the driving force to any other forces acting on the train during the period t = 10s to t = 130s. .................................................................................................................................... [1] [Total: 9] Save My Exams! – The Home of Revision For more awesome GCSE and A level resources, visit us at www.savemyexams.co.uk/
- 4. 2 A brick is dropped from the top of a very tall building as it is being constructed. Fig. 1.1 is the speed/time graph for the brick as it falls to the ground. 0 0 10 20 30 40 speed m/s 50 60 70 2 4 6 8 10 12 14 time/s Fig. 1.1 (a) State a time at which the acceleration of the brick is (i) zero, time = ................................................. [1] (ii) constant but not zero, time = ................................................. [1] (iii) not constant. time = ................................................. [1] Save My Exams! – The Home of Revision For more awesome GCSE and A level resources, visit us at www.savemyexams.co.uk/
- 5. (b) Explain in terms of the forces acting on the brick why, between 0 and 14.0s, its speed varies in the way shown by the graph. .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... ..................................................................................................................................... [4] (c) State the direction of the resultant force acting on the brick at time 15.0s. ..................................................................................................................................... [1] [Total: 8] Save My Exams! – The Home of Revision For more awesome GCSE and A level resources, visit us at www.savemyexams.co.uk/
- 6. 3 In a laboratory, an experiment is carried out to measure the acceleration of a trolley on a horizontal table, when pulled by a horizontal force. force trolley Fig. 1.1 The measurements are repeated for a series of different forces, with the results shown in the table below. force/N 4.0 6.0 10.0 14.0 acceleration m/s2 0.50 0.85 1.55 2.25 (a) On Fig. 1.2, plot these points and draw the best straight line for your points. [2] 0 0 4 8 12 16 force/N 0.5 1.0 1.5 2.0 acceleration m/s2 2.5 Fig. 1.2 Save My Exams! – The Home of Revision For more awesome GCSE and A level resources, visit us at www.savemyexams.co.uk/
- 7. (b) The graph shows that below a certain force there is no acceleration. (i) Find the value of this force. ............................................................................................[1] (ii) A force smaller than that in (b)(i) is applied to the stationary trolley. Suggest what happens to the trolley, if anything. .......................................................................................................................................[1] (c) Show that the gradient of your graph is about 5.7. gradient = ...........................................................[1] (d) (i) State the equation that links resultant force F, mass m and acceleration a. [1] (ii) Use your gradient from (c) to find the mass of the trolley. mass = ...........................................................[2] (e) On Fig. 1.3, sketch a speed/time graph for a trolley with constant acceleration. time 0 0 speed Fig. 1.3 [1] [Total: 9] Save My Exams! – The Home of Revision For more awesome GCSE and A level resources, visit us at www.savemyexams.co.uk/
- 8. 4 A person is standing on the top of a cliff, throwing stones into the sea below. cliff sea Fig. 2.1 (a) The person throws a stone horizontally. (i) On Fig. 2.1, draw a line to show the path which the stone might take between leaving the person’s hand and hitting the sea. (ii) On the line you have drawn, at a point halfway to the sea, mark the stone and the direction of the force on the stone. [3] (b) Later, the person drops a small stone and a large stone vertically from the edge of the cliff. Comment on the times taken for the two stones to hit the water. ................................................................................................................................................... ................................................................................................................................................... ................................................................................................................................................... ...............................................................................................................................................[2] Save My Exams! – The Home of Revision For more awesome GCSE and A level resources, visit us at www.savemyexams.co.uk/
- 9. (c) 800m from the point where the person is standing, a navy ship is having target practice. The person finds that if a stone is dropped vertically at the same time as the spurt of smoke from the ship’s gun is seen, the stone hits the water at the same time as the sound from the gun is heard. Sound travels at 320m/s in that region. Calculate the velocity with which the stone hits the water. velocity = ...........................................................[4] [Total: 9] Save My Exams! – The Home of Revision For more awesome GCSE and A level resources, visit us at www.savemyexams.co.uk/
- 10. 5 Fig. 1.1 shows the speed/time graph for a car travelling along a straight road. The graph shows how the speed of the car changes as the car passes through a small town. 0 0 time/s m/s speed 10 20 30 40 50 60 70 5 10 15 20 25 30 35 A B C D enters town here leaves town here Fig. 1.1 (a) Describe what happens to the speed of the car (i) between A and B, ..................................................................................................... (ii) between B and C, ..................................................................................................... (iii) between C and D. ..................................................................................................... [1] Save My Exams! – The Home of Revision For more awesome GCSE and A level resources, visit us at www.savemyexams.co.uk/
- 11. (b) Calculate the distance between the start of the town and the end of the town. distance = ................................................ [3] (c) Calculate the acceleration of the car between C and D. acceleration = ................................................ [3] (d) State how the graph shows that the deceleration of the car has the same numerical value as its acceleration. .......................................................................................................................................... .................................................................................................................................... [1] [Total: 8] Save My Exams! – The Home of Revision For more awesome GCSE and A level resources, visit us at www.savemyexams.co.uk/