Key term for OCR GCSE Physics A, used in Beyond Earth.
A device that converts electrical energy into sound pulses and converts returning reflected sound back into electrical signals.
Transducer appears in OCR GCSE Physics A revision content for Global challenges, especially Beyond Earth and Wave detection of hidden structures.
Global challenges
Beyond Earth • Wave detection of hidden structures
Waves in matter
Electromagnetic spectrum • Medical imaging
Waves in matter
Wave behaviour • Conversion of wave disturbances
Waves in matter
Wave behaviour • Wave interactions at interface
Magnetism and magnetic fields
Uses of magnetism • Microphones and speakers
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