Download GCSE Combined Science: Trilogy Higher Tier Physics Paper 2H - Exam Questions and Answers and more Schemes and Mind Maps Law in PDF only on Docsity!
jun228464p2h01
IB/M/Jun22/E1 6 8464/P/2H
For Examiner’s Use
Question Mark 1 2 3 4 5 6 7
TOTAL
Time allowed: 1 hour 15 minutes
Materials
For this paper you must have:
- a protractor
- a ruler
- a scientific calculator
- the Physics Equations Sheet (enclosed).
Instructions
- Use black ink or black ball-point pen.
- Pencil should only be used for drawing.
- Fill in the boxes at the top of this page.
- Answer all questions in the spaces provided.
- If you need extra space for your answer(s), use the lined pages at the end of this book. Write the question number against your answer(s).
- Do all rough work in this book. Cross through any work you do not want to be marked.
- In all calculations, show clearly how you work out your answer.
Information
- The maximum mark for this paper is 70.
- The marks for questions are shown in brackets.
- You are expected to use a calculator where appropriate.
- You are reminded of the need for good English and clear presentation in your answers.
Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature I declare this is my own work.
GCSE
COMBINED SCIENCE: TRILOGY
Higher Tier Physics Paper 2H
H
0 1 Figure 1^ shows a longitudinal wave.
Figure 1
(^0 1). 1 What do the labels^ A^ and^ B^ on^ Figure 1^ represent?
Choose answers from the box. [2 marks]
amplitude frequency rarefaction reflection wavelength
A
B
Do not write outside the box
Do not write outside the Sound waves are longitudinal.^ box
Figure 2 shows how the speed of sound varies with the temperature of the air.
Figure 2
Turn over ►
Do not write outside the box
Use the Physics Equations Sheet to answer questions 01.3 and 01.4.
(^0 1). 3 Write down the equation that links frequency ( f ), wavelength ( λ ) and wave speed ( v ). [1 mark]
0 1. 4 A sound wave with a frequency of 300 Hz travels through the air.
The air has a temperature of 28.0 °C
Determine the wavelength of the sound wave.
Use Figure 2. [4 marks]
Wavelength = m
Turn over for the next question
Turn over ►
Do not write outside the Use the Physics Equations Sheet to answer questions 02 .1 and 02 .2.^ box
(^0 2). 1 Write down the equation that links distance ( s ), force ( F ) and work done ( W ). [1 mark]
(^0 2). 2 During the race competitors work against air resistance.
The work done against air resistance by the winner of the race was 3 360 000 J
Calculate the average air resistance acting on the winner of the race. [3 marks]
Average air resistance = N
Question 2 continues on the next page
Do not write outside the Use the Physics Equations Sheet to answer questions 02 .3 and 02 .4.^ box
(^0 2). 3 Which equation links distance travelled, speed and time? [1 mark] Tick () one box.
distance travelled = speed × time
time = distance travelled × speed
speed = distance travelled × time
(^0 2). 4 The distance of the London Marathon is 42 000 m
The winning time for the race was 5600 seconds.
Calculate the average speed of the winner of the race. [3 marks]
Average speed = m/s
Do not write outside the 0 3 Figure 4^ shows a child playing with a toy train.^ box
The train is on a bridge.
Figure 4
When the child lets go of the train, the train rolls down the bridge.
0 3. 1 The momentum of the train at the bottom of the bridge is 0.216 kg^ m/s
mass of the train = 180 g
Calculate the velocity of the train at the bottom of the bridge.
Use the Physics Equations Sheet. [4 marks]
Velocity = m/s
Turn over ►
Do not write outside the box
(^0 3). 2 The train collides with a stationary carriage on the track.
Explain why the velocity of the train after the collision is less than it was before the collision.
Use ideas about momentum in your answer. [ 4 marks]
Turn over for the next question
Turn over ►
Do not write outside the box
(^0 4). 3 Figure 6^ shows a simple electric motor.
Figure 6
Explain one way that the motor could be changed to increase the rate at which the coil rotates. [2 marks]
Turn over for the next question
Do not write outside the There are no questions printed on this page^ box
DO NOT WRITE ON THIS PAGE
ANSWER IN THE SPACES PROVIDED
Do not write outside the Figure 8 shows the results for each flask.^ box
Figure 8
(^0 5). 2 Complete the sentences. [2 marks]
After 100 seconds the temperature difference between the black flask and the
white flask was °C
The temperature of the white flask stopped increasing. The temperature inside the
black flask continued to increase for a further seconds.
Turn over ►
Do not write outside the box
0 5. 3 The initial rate of absorption of infrared radiation by the black flask was greater than the initial rate of absorption by the white flask.
How does Figure 8 show this? [ 1 mark]
(^0 5). 4 Explain why the temperature of the water in the flasks increased and then became constant. [ 4 marks]
Turn over for the next question
Turn over ►
Do not write outside the 0 6 The distance a car travels during the driver’s reaction time is called the^ box thinking distance.
0 6. 1 Figure 9^ shows how thinking distance depends on speed for a car.
Figure 9
Determine the driver’s reaction time.
Use the Physics Equations Sheet. [3 marks]
Reaction time = s
Question 6 continues on the next page
Do not write outside the (^0 6). 2 Figure 10^ shows how the velocity of a car changes during braking.^ box
Figure 10
Determine the braking distance of the car. [3 marks]
Braking distance = m
