Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
INTERNATIONAL GCSE
PHYSICS
Paper 1
Wednesday 7 May 2025 07:00 GMT Time allowed: 1 hour 30 minutes
Materials
For this paper you must have: For Examiner’s Use
• a pencil and a ruler
Question Mark
• a scientific calculator
• a protractor 1
• the Physics Equations Sheet (enclosed). 2
3
Instructions
4
• Use black ink or black ball-point pen.
• Pencil should only be used for drawing. 5
• Fill in the boxes at the top of this page. 6
• Answer all questions in the spaces provided. 7
• 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). TOTAL
• 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 worked out your answer.
Information
• The maximum mark for this paper is 90.
• The marks for questions are shown in brackets.
• You are expected to use a calculator where appropriate.
IB/G/Jun25/G4003/E9 9203/1
, 2
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 Figure 1 shows an electrical appliance called a soup-maker.
Figure 1
0 1 . 1 In the soup-maker, a blade spins to slice food and a heating element cooks the food.
Complete the sentences to describe the energy transfers that happen in the
soup-maker.
[2 marks]
From electrical energy to energy.
From electrical energy to energy.
Question 1 continues on the next page
Turn over ►
IB/G/Jun25/9203/1
, 3
Do not write
outside the
A student makes onion soup using the soup-maker. box
0 1 . 2 The soup-maker is used for a time of 20 minutes.
What is 20 minutes in seconds?
[1 mark]
Tick (✓) one box.
200 seconds
1200 seconds
3600 seconds
72 000 seconds
0 1 . 3 The soup-maker has a power of 800 W.
Calculate the energy transferred by the soup-maker in 20 minutes.
Use your answer to Question 01.2 and the equation:
energy transferred = power × time
[2 marks]
Energy transferred = J
IB/G/Jun25/9203/1
, 4
Do not write
outside the
0 1 . 4 The student uses 0.40 kg of onions. box
Calculate the energy required to increase the temperature of the onions by 75 °C.
specific heat capacity of onion = 1800 J/kg °C
Use the equation:
energy = mass × specific heat capacity × temperature change
[2 marks]
Energy = J
0 1 . 5 The energy transferred by the soup-maker is greater than the energy needed to heat
the onions.
Suggest why.
[1 mark]
Question 1 continues on the next page
Turn over ►
IB/G/Jun25/9203/1
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
INTERNATIONAL GCSE
PHYSICS
Paper 1
Wednesday 7 May 2025 07:00 GMT Time allowed: 1 hour 30 minutes
Materials
For this paper you must have: For Examiner’s Use
• a pencil and a ruler
Question Mark
• a scientific calculator
• a protractor 1
• the Physics Equations Sheet (enclosed). 2
3
Instructions
4
• Use black ink or black ball-point pen.
• Pencil should only be used for drawing. 5
• Fill in the boxes at the top of this page. 6
• Answer all questions in the spaces provided. 7
• 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). TOTAL
• 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 worked out your answer.
Information
• The maximum mark for this paper is 90.
• The marks for questions are shown in brackets.
• You are expected to use a calculator where appropriate.
IB/G/Jun25/G4003/E9 9203/1
, 2
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 Figure 1 shows an electrical appliance called a soup-maker.
Figure 1
0 1 . 1 In the soup-maker, a blade spins to slice food and a heating element cooks the food.
Complete the sentences to describe the energy transfers that happen in the
soup-maker.
[2 marks]
From electrical energy to energy.
From electrical energy to energy.
Question 1 continues on the next page
Turn over ►
IB/G/Jun25/9203/1
, 3
Do not write
outside the
A student makes onion soup using the soup-maker. box
0 1 . 2 The soup-maker is used for a time of 20 minutes.
What is 20 minutes in seconds?
[1 mark]
Tick (✓) one box.
200 seconds
1200 seconds
3600 seconds
72 000 seconds
0 1 . 3 The soup-maker has a power of 800 W.
Calculate the energy transferred by the soup-maker in 20 minutes.
Use your answer to Question 01.2 and the equation:
energy transferred = power × time
[2 marks]
Energy transferred = J
IB/G/Jun25/9203/1
, 4
Do not write
outside the
0 1 . 4 The student uses 0.40 kg of onions. box
Calculate the energy required to increase the temperature of the onions by 75 °C.
specific heat capacity of onion = 1800 J/kg °C
Use the equation:
energy = mass × specific heat capacity × temperature change
[2 marks]
Energy = J
0 1 . 5 The energy transferred by the soup-maker is greater than the energy needed to heat
the onions.
Suggest why.
[1 mark]
Question 1 continues on the next page
Turn over ►
IB/G/Jun25/9203/1
