Key term for AQA GCSE Physics, used in The Motor Effect.
Small compasses placed around a current-carrying wire that align with the field lines to mark their direction.
Plotting compasses appears in AQA GCSE Physics revision content for Magnetism and electromagnetism, especially The Motor Effect and Electromagnetism.
Create a free account to access AQA GCSE Physics revision notes, track progress, and practise related key terms.