Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
Tuesday 2 June 2026
Morning (Time: 1 hour 10 minutes) Paper
reference 1SC0/1PH
Combined Science
PAPER 3
Higher Tier
You must have: Total Marks
Calculator, ruler, Equation Booklet (enclosed)
Instructions
•• Use black ink or ball-point pen.
Fill in the boxes at the top of this page with your name,
centre number and candidate number.
•• Answer all questions.
Answer the questions in the spaces provided
– there may be more space than you need.
Information
•• The total mark for this paper is 60.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• Instructure
questions marked with an asterisk (*), marks will be awarded for your ability to
your answer logically, showing how the points that you make are related
or follow on from each other where appropriate.
Advice
•• Read each question carefully before you start to answer it.
Try to answer every question.
• Check your answers if you have time at the end.
Turn over
P79195A
©2026 Pearson Education Ltd.
P:1/1/1/
*P79195A0120*
, Answer ALL questions. Write your answers in the spaces provided.
Some questions must be answered with a cross in one of the four boxes . If you change your
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
mind about an answer, put a line through the box and then mark your new answer with a
cross .
1 (a) Figure 1 shows a diagram of a longitudinal sound wave travelling through air.
The dots represent air particles.
direction of travel of
the sound wave
4.5 m
Figure 1
(i) Using information from Figure 1, determine the wavelength of this
sound wave.
(1)
wavelength = ............................... ................ . . . . . . . . . . . . . . . m
(ii) Describe the motion of one air particle in a longitudinal sound wave.
(2)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
2
*P79195A0220*
, (b) A student uses the apparatus shown in Figure 2 to determine the speed of sound
in air.
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
S M1 M2
electronic
3.0 m
timer
Figure 2
S is a source of sound and M1 and M2 are microphones.
S emits a short pulse of sound and, at the same time, starts the electronic timer.
The electronic timer records the times that the sound reaches M1 and then
reaches M2.
Figure 3 shows the times recorded by the electronic timer.
time in ms
sound emitted by S 0.0
sound detected by M1 2.9
sound detected by M2 12.0
Figure 3
(i) Calculate the time that the sound takes to travel from M1 to M2.
(1)
time = .................................. ............... . . . . . . . . . . . . . ms
(ii) Using data from Figure 2 and Figure 3, calculate the speed of sound in air.
(3)
speed = .................................................... . . . . . . . . . . m/s
3
*P79195A0320* Turn over
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
Tuesday 2 June 2026
Morning (Time: 1 hour 10 minutes) Paper
reference 1SC0/1PH
Combined Science
PAPER 3
Higher Tier
You must have: Total Marks
Calculator, ruler, Equation Booklet (enclosed)
Instructions
•• Use black ink or ball-point pen.
Fill in the boxes at the top of this page with your name,
centre number and candidate number.
•• Answer all questions.
Answer the questions in the spaces provided
– there may be more space than you need.
Information
•• The total mark for this paper is 60.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• Instructure
questions marked with an asterisk (*), marks will be awarded for your ability to
your answer logically, showing how the points that you make are related
or follow on from each other where appropriate.
Advice
•• Read each question carefully before you start to answer it.
Try to answer every question.
• Check your answers if you have time at the end.
Turn over
P79195A
©2026 Pearson Education Ltd.
P:1/1/1/
*P79195A0120*
, Answer ALL questions. Write your answers in the spaces provided.
Some questions must be answered with a cross in one of the four boxes . If you change your
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
mind about an answer, put a line through the box and then mark your new answer with a
cross .
1 (a) Figure 1 shows a diagram of a longitudinal sound wave travelling through air.
The dots represent air particles.
direction of travel of
the sound wave
4.5 m
Figure 1
(i) Using information from Figure 1, determine the wavelength of this
sound wave.
(1)
wavelength = ............................... ................ . . . . . . . . . . . . . . . m
(ii) Describe the motion of one air particle in a longitudinal sound wave.
(2)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
2
*P79195A0220*
, (b) A student uses the apparatus shown in Figure 2 to determine the speed of sound
in air.
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
S M1 M2
electronic
3.0 m
timer
Figure 2
S is a source of sound and M1 and M2 are microphones.
S emits a short pulse of sound and, at the same time, starts the electronic timer.
The electronic timer records the times that the sound reaches M1 and then
reaches M2.
Figure 3 shows the times recorded by the electronic timer.
time in ms
sound emitted by S 0.0
sound detected by M1 2.9
sound detected by M2 12.0
Figure 3
(i) Calculate the time that the sound takes to travel from M1 to M2.
(1)
time = .................................. ............... . . . . . . . . . . . . . ms
(ii) Using data from Figure 2 and Figure 3, calculate the speed of sound in air.
(3)
speed = .................................................... . . . . . . . . . . m/s
3
*P79195A0320* Turn over
