📝 OCR A Physics Paper 3 prep guide — last-minute revision, hints & synoptic topics

OCR A Level Physics revision, practice and AI feedback built by teachers

PhysicsUK helps A Level Physics pupils revise OCR A topics, practise exam-style questions, receive instant feedback, and strengthen written explanations.

Built for OCR A H556 Teacher-written explanations Worked examples and misconceptions Interactive simulations AI feedback for written answers

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Moving up a stage? Browse the OCR A & AQA transition guides (GCSE to AS and AS to A Level). Looking for revision routes? Start with OCR A Level Physics revision, A Level Physics MCQ practice, or A Level Physics problem solving practice.

Daily Question

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AS · Quantum (M4)

In a darkened lab, a student shines a monochromatic green LED onto a small photodiode. They increase the LED’s intensity using its driver, while keeping the colour exactly the same. Ignoring heating, which statement must be true at the photodiode?

A2 · Kepler's laws (Module 5.4)

A comet follows a highly elliptical orbit around the Sun. As it travels from its farthest point (aphelion) towards its closest approach (perihelion), which statement must be true?

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