IGCSE Physics (0625) — May–June 2025, Paper 42

10 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.

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Question 1 · 7 marks · Motion

Fig. 1.1 is a speed-time graph for an ice skater. Describe the motion of the skater between t = 0 and t = 3.0 s.

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Question 2 · 7 marks · Forces - Turning effect of forces

Fig. 2.1 shows a balanced, uniform metre ruler made of wood. The width of the metre ruler is 2.6 × 10⁻² m and the thickness of the ruler is 6.0 × 10⁻³ m. Define the 'moment' of a…

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Question 3 · 7 marks · Momentum

Define momentum.

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Question 4 · 7 marks · Thermal energy transfers - Radiation

Fig. 4.1 shows two metal containers, A and B. Container A has a dull black outer surface and container B has a shiny white outer surface. Each container has a lid and contains…

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Question 5 · 9 marks · Sound

Describe an experiment to determine the speed of sound in air. State the apparatus required, the measurements taken and how to calculate the speed of sound in air from the…

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Question 6 · 7 marks · Light - Thin lenses

Fig. 6.1 is a full-size diagram of a converging lens and an image I of an object. The image I is drawn as an upward arrow standing on the principal axis to the left of the lens.…

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Question 7 · 10 marks · Electric charge - Electric fields

State what is meant by an electric field.

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Question 8 · 9 marks · Electromagnetic induction - The a.c. generator

Fig. 8.1 shows a simplified diagram of an a.c. generator. A rectangular coil sits between the poles of a magnet (N pole on the left, S pole on the right) and rotates about a…

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Question 9 · 7 marks · Nuclear physics - Detection of radioactivity

State what is meant by background radiation.

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Question 10 · 10 marks · Space physics - The Solar System

Table 10.1 shows data for planets A, B, C and D. State and explain which one of these planets is closest to the Sun.

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