IGCSE
Edexcel
Physics
2 hours
15 questions
Exam Questions
Movement & Position
Distance-Time Graphs / Speed / Core Practical: Investigating Motion / Acceleration /
Velocity-Time Graphs / Area under a Velocity-Time Graph / Calculating Uniform
Acceleration
Easy (5 questions)
/41
Medium (5 questions)
/44
Hard (5 questions)
/42
Total Marks
/127
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Easy Questions
1 (a) A toy car rolls down a ramp and hits a cushion.
The graph shows how its velocity changes with time.
Constant velocity on the graph is shown by
A. the area under the line
B. the horizontal part of the line
C. the sloping line at the end
D. the sloping line at the start
(1 mark)
(b) The distance travelled is shown by
A. the area under the line
B. the horizontal part of the line
C. the sloping line at the end
D. the sloping line at the start
(1 mark)
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(c) The average velocity of the toy car is given by
A. the change in velocity divided by the time taken
B. the distance moved divided by the time taken
C. the time taken divided by the change in velocity
D. the time taken divided by the distance moved
(1 mark)
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2 (a) A bus travels along a straight road.
The graph shows how the velocity of the bus changes during a short journey.
(i) State the velocity of the bus after 25 s.
(1)
velocity = .............................m/s
(ii) How long is the bus stationary during its journey?
(1)
time = .............................s
(2 marks)
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(b) (i) State the equation linking acceleration, change in velocity and time taken.
(1)
(ii) Calculate the acceleration of the bus during the first 10 seconds.
Give the unit.
(3)
acceleration = .......................... unit ..........................
(4 marks)
(c) (i) State the equation linking average speed, distance moved and time taken.
(1)
(ii) The bus moves a total distance of 390 m during the journey.
Calculate the average speed of the bus.
(2)
average speed = ......................... m/s
(3 marks)
(d) The bus travels further in the first 30 seconds of its journey than it does during the last
30 seconds.
Explain how the graph shows this.
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(2 marks)
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3 (a) Two students, Jenny and Cho, are investigating motion. Jenny walks in a straight line. Cho
measures the distance Jenny has walked at 10 s intervals.
State two measuring instruments the students should use.
(2 marks)
(b) The table shows their measurements.
Time in s
Distance walked in m
0
0
10
14
20
19
30
24
40
29
50
30
60
31
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Draw a graph of distance against time for this data.
(3 marks)
(c) How far had Jenny walked after 35 s?
Distance walked = ................................... m
(1 mark)
(d) (i) Describe how Jenny’s speed changed during the investigation.
(1)
(ii) What feature of the graph shows this change?
(1)
(2 marks)
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4 (a) The velocity-time graph shows how the velocity of a motorcycle changes with time.
State and explain which part of the graph shows that the motorcycle has
(i) A constant velocity.
(2)
(ii) A constant acceleration.
(3)
(iii) A constant deceleration.
(2)
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(7 marks)
(b) (i) State the formula linking acceleration, change in velocity and time taken.
(1)
(ii) Calculate the acceleration of the motorcycle between 0 and 10 seconds.
(3)
acceleration = ............................................................ m/s2
(iii) Show that the distance travelled by the motorbike between 0 and 10 seconds is
about 108 m.
(3)
distance = ............................................................ m
(7 marks)
(c) Calculate the total distance travelled by the motorbike.
distance = .............................................................. m
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(3 marks)
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5 (a) The following graphs A to D show the variation of displacement and velocity with time
for different objects.
Which of these graphs represents an object moving with a constant velocity of 2 m/s?
(1 mark)
(b) Which of the graphs in (a) represents an object which is not moving?
(1 mark)
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Medium Questions
1 (a) An aeroplane takes two minutes to travel the short distance between airports on two
islands.
The graph shows how the speed of the aeroplane changes as it
takes off
flies across the sea
lands on the other island
When it is flying across the sea, the aeroplane travels at a constant speed.
Use the graph to answer the following questions.
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(i) State the value of the constant speed.
(1)
speed = ..................................... m/s
(ii) Calculate the acceleration of the aeroplane at the start of the journey and give the
unit.
(3)
acceleration = ............................... unit ...................
(iii) Calculate the total distance that the aeroplane travels.
(3)
distance = ..................................... m
(7 marks)
(b) Each airport has a runway that is about 500 m long.
When it lands, the speed of the aeroplane is 40 m/s.
Explain why the airline should not use an aeroplane that has more mass and needs a
higher speed for landing.
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(3 marks)
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2 (a) Graph 1 shows how the velocity of a car changes with time.
Calculate the distance the car travels in the first four seconds.
distance = ............................................... m
(3 marks)
(b) As the car travels further along the track its acceleration changes as shown in graph 2.
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(i) State which feature of graph 2 shows how the acceleration changes.
(1)
(ii) The acceleration changes even though the driving force does not change.
Suggest two possible reasons for this change in acceleration.
(2)
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(3 marks)
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3 (a) A student investigates the motion of a toy car as it moves freely down a slope.
The student wants to find the link between the starting height of the car and the speed
of the car at the bottom of the slope.
(i) State the independent variable in this investigation.
(1)
(ii) Suggest a link between the starting height of the car and its speed at the bottom of
the slope.
(1)
(2 marks)
(b) Describe how the student should measure the starting height of the car.
(2 marks)
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(c) The student describes how she will find the speed of the car at the bottom of the slope.
(i) Explain why the student will not be able to calculate the correct speed using this
method.
(2)
(ii) Describe how the student should take the measurements needed to find the speed of
the car at the bottom of the slope.
You should name any additional equipment needed.
(3)
(5 marks)
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(d) The student repeats the experiment using the same equipment and the same starting
height.
She finds out that the time taken for the car to move down the slope is not exactly the
same for each experiment.
Suggest three reasons why the student gets different results when she repeats the
experiment.
(3 marks)
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4 (a) The graph shows how the velocity of an aircraft changes as it accelerates along a runway.
Use the graph to find the average acceleration of the aircraft.
acceleration = ............................................................. m/s2
(3 marks)
(b) Explain why the acceleration is not constant, even though the engines produce a
constant force.
(3 marks)
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5 (a) The Apollo 15 mission landed on the Moon in 1971.
The astronaut David Scott dropped a hammer and a feather.
They were released from rest at the same time and from the same height.
The hammer and the feather landed at the same time.
The graph shows how the velocity of the hammer changed with time.
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(i) se the graph to calculate the acceleration due to gravity on the Moon.
Give the unit.
(3)
Acceleration = .......... unit .................
(ii) Use the graph to calculate the height the hammer was dropped from.
(2)
Height = .................................... m
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(5 marks)
(b) The gravitational field strength is smaller on the Moon than on the Earth.
Suggest why.
(1 mark)
(c) If the same experiment is carried out on Earth, air resistance affects both objects.
The feather reaches the ground after the hammer, even though the force of air
resistance is smaller on the feather than on the hammer.
Explain why the feather reaches the ground after the hammer.
(4 marks)
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Hard Questions
1 (a) A student cycles to school.
The graph shows the stages A to G of the journey.
Describe the motion of the student during stages B and D.
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(2 marks)
(b) State how the graph shows that the acceleration for stage E is greater than the
acceleration for stage A.
(1 mark)
(c) Calculate the distance that the student travels in the last 10 s of the journey.
(4 marks)
(d) The total distance travelled is 106.5 m.
Show that the average speed of the journey is about 4 m/s.
(3 marks)
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2 (a) The diagram shows some people waiting in a queue at a supermarket.
The queue moves forward each time a person leaves the checkout.
Person X spends seven minutes in the queue before reaching the checkout.
The graph shows how distance changes with time for person X.
(i) Determine the initial length of the queue.
(1)
initial length = .............................................................. m
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(ii) Explain how you could use the graph to work out the number of times person X is
stationary.
(2)
(3 marks)
(b) (i) State the equation linking average speed, distance moved and time taken.
(1)
(ii) Calculate the average speed of person X in the queue.
Give the unit.
(3)
average speed = .............................................. unit .........................
(4 marks)
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3 (a) The diagram shows an air track that can be used to investigate motion.
Air comes out through a series of small holes in the air track.
A small glider floats on a cushion of air.
(i) The diagram below shows the glider at rest on the air track.
Complete the diagram to show the forces acting on the glider.
Label the forces. One force arrow has been drawn for you.
(3)
(ii) Explain what effect the cushion of air has on the movement of the glider.
(2)
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(5 marks)
(b) Two light gates connected to a data logger are placed above the air track so that the card
will pass through them.
The glider moves at a constant speed to the right.
The length of the card is 8.3 cm.
The card takes 314 ms to pass through the first light gate.
(i) State the relationship between average speed, distance moved and time taken.
(1)
(ii) Calculate the average speed of the card as it passes through the first light gate.
(2)
average speed = ............................................. cm/s
(iii) State the time taken for the card to pass through the second light gate.
(1)
time taken = .............................................ms
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(4 marks)
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4 (a) A student investigates the speed of different toy cars as they roll down a slope.
A student makes this prediction.
'The more weight a toy car has the faster it will roll down the slope.'
(i) What is the independent variable in the student's prediction?
(1)
(ii) What is the dependent variable in the student's prediction?
(1)
(2 marks)
(b) State two factors that the students should keep constant in his investigation.
(2 marks)
(c) Put ticks (✓) in the boxes to show which pieces of apparatus the student needs for his
investigation.
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One has been done for you.
(2 marks)
(d) Describe what the student should do to test his prediction that the more weight the toy
car has, the faster it will roll down the slope.
(5 marks)
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5 A racing cyclist practises by riding around a track.
A student wants to find the average speed of the cyclist.
Describe a method that the student could use to find the average speed.
(5 marks)
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