Physics (AS & A Level) · May / June 2025 · Paper 11 · Question 10
9702Momentum and Newton’s laws of motion
A firework travels vertically upwards in air. Gases are pushed vertically downwards from the firework. Several forces that act on the firework and gases are shown. [diagram showing thrust upwards, air resistance, force on gases and weight downwards, labelled NOT TO SCALE] Which forces are a Newton's third law pair?
- Aair resistance and force on gases
- Bair resistance and thrust
- Cforce on gases and thrust
- Dthrust and weight
As printed in the paper
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Correct answer: C. force on gases and thrust
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