AQA GCSE COMBINED SCIENCE: TRILOGY Foundation Tier Physics Paper 1F QP 2023
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
Foundation Tier
F
Physics Paper 1F
Thursday 25 May 2023 Morning Time allowed: 1 hour 15 minutes
Materials
For Examiner’s Use
For this paper you must have:
a ruler Question Mark
a scientific calculator
1
the Physics Equations Sheet (enclosed).
2
Instructions 3
Use black ink or black ball-point pen. 4
Pencil should only be used for drawing.
5
Fill in the boxes at the top of this page.
Answer all questions in the spaces provided. 6
If you need extra space for your answer(s), use the lined pages at the end of TOTAL
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.
*JUN23 464P1F01*
IB/M/Jun23/E7 8464/P/1F
, 2
Do not write
outside the
0 1 A scientist investigated the radiation emitted by different radioactive isotopes. box
The scientist had a sample of polonium-210.
4
The radiation emitted by polonium-210 can be represented by the symbol 2 He.
0 1 . 1 Which type of radiation can be represented by the symbol 42 He?
[1 mark]
Tick () one box.
Alpha
Beta
Gamma
0 1 . 2 How many protons are there in a particle of radiation represented by 42 He?
[1 mark]
Tick () one box.
2 4 6 8
0 1 . 3 A polonium-210 (Po) nucleus changes into a lead (Pb) nucleus by emitting a
4
2 He particle. This is shown by the following nuclear equation.
210 206
Po → Pb + 42He
What is the value of X?
[1 mark]
Tick () one box.
80 82 84 86
*02*
IB/M/Jun23/8464/P/1F
, 3
Do not write
outside the
0 1 . 4 The sample of polonium-210 had an activity of 100 Bq. box
Complete the sentence.
Choose the answer from the box.
[1 mark]
25 50 100 200
After one half-life, the activity of polonium-210 in the sample
was Bq.
Question 1 continues on the next page
Turn over ►
*03*
IB/M/Jun23/8464/P/1F
, 4
Do not write
outside the
The scientist investigated another radioactive isotope that is a source of gamma box
radiation.
Figure 1 shows the equipment used.
Figure 1
0 1
.5 The count-rate is the number of counts detected each second.
In 30 seconds the number of counts detected was 1500.
Calculate the count-rate.
[2 marks]
Count-rate = counts per second
*04*
IB/M/Jun23/8464/P/1F
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
Foundation Tier
F
Physics Paper 1F
Thursday 25 May 2023 Morning Time allowed: 1 hour 15 minutes
Materials
For Examiner’s Use
For this paper you must have:
a ruler Question Mark
a scientific calculator
1
the Physics Equations Sheet (enclosed).
2
Instructions 3
Use black ink or black ball-point pen. 4
Pencil should only be used for drawing.
5
Fill in the boxes at the top of this page.
Answer all questions in the spaces provided. 6
If you need extra space for your answer(s), use the lined pages at the end of TOTAL
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.
*JUN23 464P1F01*
IB/M/Jun23/E7 8464/P/1F
, 2
Do not write
outside the
0 1 A scientist investigated the radiation emitted by different radioactive isotopes. box
The scientist had a sample of polonium-210.
4
The radiation emitted by polonium-210 can be represented by the symbol 2 He.
0 1 . 1 Which type of radiation can be represented by the symbol 42 He?
[1 mark]
Tick () one box.
Alpha
Beta
Gamma
0 1 . 2 How many protons are there in a particle of radiation represented by 42 He?
[1 mark]
Tick () one box.
2 4 6 8
0 1 . 3 A polonium-210 (Po) nucleus changes into a lead (Pb) nucleus by emitting a
4
2 He particle. This is shown by the following nuclear equation.
210 206
Po → Pb + 42He
What is the value of X?
[1 mark]
Tick () one box.
80 82 84 86
*02*
IB/M/Jun23/8464/P/1F
, 3
Do not write
outside the
0 1 . 4 The sample of polonium-210 had an activity of 100 Bq. box
Complete the sentence.
Choose the answer from the box.
[1 mark]
25 50 100 200
After one half-life, the activity of polonium-210 in the sample
was Bq.
Question 1 continues on the next page
Turn over ►
*03*
IB/M/Jun23/8464/P/1F
, 4
Do not write
outside the
The scientist investigated another radioactive isotope that is a source of gamma box
radiation.
Figure 1 shows the equipment used.
Figure 1
0 1
.5 The count-rate is the number of counts detected each second.
In 30 seconds the number of counts detected was 1500.
Calculate the count-rate.
[2 marks]
Count-rate = counts per second
*04*
IB/M/Jun23/8464/P/1F
