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 3
Section B Astrophysics
For Examiner’s Use
AQA A-LEVEL PHYSICS Paper 3 Section B Astrophysics QP Question Mark
2023 1
2
3
4
5
TOTAL
Thursday 15 June 2023 Morning Time allowed: The total time for
both sections of this paper is
Materials
For this paper you must have: 2 hours. You are advised to
a pencil and a ruler
• spend approximately
• a scientific calculator
50 minutes on this section. •
a Data and Formulae Booklet • a protractor.
Instructions
• Use black ink or black ball-point pen.
• Fill in the boxes at the top of this page.
• Answer all questions.
, 2
Do not write
outside the
box
• You must answer the questions in the spaces provided. Do not write outside the box around each
page or on blank pages.
• 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.
• Show all your working.
Information
• The marks for questions are shown in brackets.
• The maximum mark for this paper is 35.
• You are expected to use a scientific calculator where appropriate.
• A Data and Formulae Booklet is provided as a loose insert.
*JUN2374083ba01* IB/M/Jun23/E9 7408/3BA
Section B
Answer all questions in this section.
IB/M/Jun23/7408/3BA
, 3
Do not write
outside the
box
0 1 .1 Draw a labelled diagram to define the parsec (pc).
[1 mark]
Table 1 shows data for two stars: Rigel and the Sun.
Table 1
Star Surface temperature / K Absolute magnitude Mass / kg
Rigel 12 000 −7.84 3.6 × 1031
Sun 5700 4.83 2.0 × 1030
0 1 .2 State the spectral class of Rigel.
[1 mark]
Turn over ►
IB/M/Jun23/7408/3BA
, 4
Do not write
outside the
box
*02*
IB/M/Jun23/7408/3BA
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
A-level PHYSICS
Paper 3
Section B Astrophysics
For Examiner’s Use
AQA A-LEVEL PHYSICS Paper 3 Section B Astrophysics QP Question Mark
2023 1
2
3
4
5
TOTAL
Thursday 15 June 2023 Morning Time allowed: The total time for
both sections of this paper is
Materials
For this paper you must have: 2 hours. You are advised to
a pencil and a ruler
• spend approximately
• a scientific calculator
50 minutes on this section. •
a Data and Formulae Booklet • a protractor.
Instructions
• Use black ink or black ball-point pen.
• Fill in the boxes at the top of this page.
• Answer all questions.
, 2
Do not write
outside the
box
• You must answer the questions in the spaces provided. Do not write outside the box around each
page or on blank pages.
• 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.
• Show all your working.
Information
• The marks for questions are shown in brackets.
• The maximum mark for this paper is 35.
• You are expected to use a scientific calculator where appropriate.
• A Data and Formulae Booklet is provided as a loose insert.
*JUN2374083ba01* IB/M/Jun23/E9 7408/3BA
Section B
Answer all questions in this section.
IB/M/Jun23/7408/3BA
, 3
Do not write
outside the
box
0 1 .1 Draw a labelled diagram to define the parsec (pc).
[1 mark]
Table 1 shows data for two stars: Rigel and the Sun.
Table 1
Star Surface temperature / K Absolute magnitude Mass / kg
Rigel 12 000 −7.84 3.6 × 1031
Sun 5700 4.83 2.0 × 1030
0 1 .2 State the spectral class of Rigel.
[1 mark]
Turn over ►
IB/M/Jun23/7408/3BA
, 4
Do not write
outside the
box
*02*
IB/M/Jun23/7408/3BA
