Exam (elaborations)
AQA A-level PHYSICS Paper 1 June 2022 Actual Paper
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AQA A-level PHYSICS Paper 1 june 2022
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LevelAQA
Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
A-level
PHYSICS
Paper 1
Time allowed: 2 hours
Materials For Examiner’s Use
For this paper you must have:
a pencil and a ruler Question Mark
a scientific calculator 1
a Data and Formulae Booklet 2
a protractor. 3
Instructions 4
Use black ink or black ball-point pen. 5
Fill in the boxes at the top of this page. 6
Answer all questions.
7–31
You must answer the questions in the spaces provided. Do not write
outside the box around each page or on blank pages. TOTAL
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.
IB/M/Jun22/E12
Show all your working.
Information
The marks for questions are shown in brackets.
The maximum mark for this paper is 85.
You are expected to use a scientific calculator where appropriate.
A Data and Formulae Booklet is provided as a loose insert.
1
,Level
7408/1
2
, 2
Do not write
outside the
Section A box
Answer all questions in this section.
4 3
0 1 Two stable isotopes of helium are He and He.
2 2
4
0 1 . 1 An atom of He is produced in a rock that contains uranium. It is produced following
2
238
the radioactive decay of a U atom. The decay also creates an atom of
92
thorium (Th).
238
Write an equation for the decay of U.
92
[2 marks]
238U →
92
3 3
0 1 . 2 A He nucleus can be produced by the decay of a tritium nucleus H.
State and explain which exchange particle is responsible for this decay.
[2 marks]
IB/M/Jun22/7408/1
, 3
Do not write
outside the
Helium was discovered by analysing the light in the absorption spectrum of the Sun. box
Figure 1 shows the positions of the brightest lines, labelled A to F, in the emission
spectrum of helium. The brightest lines in the emission spectra of sodium and
hydrogen are also shown.
Figure 1
0 1 . 3 Before helium was identified, some scientists suggested that the lines of the helium
spectrum seen in the absorption spectrum of the Sun were due to the presence of
sodium and hydrogen.
Discuss, with reference to the lines A to F in Figure 1, the evidence for and against
this suggestion.
[2 marks]
Question 1 continues on the next page
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IB/M/Jun22/7408/1
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