Physics GCSE
Microphone
What Microphone means in Physics GCSE, as defined for OCR.
Definition of Microphone
Check what you remember
Read the wording for your board, then hide it and explain Microphone in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A device in which sound waves vibrate a diaphragm and the movement is converted into an electrical signal.
Topics that use Microphone
- Wave behaviour (OCR GCSE)
Related terms
- absorption
- ageing
- amplitude
- audible range
- Calculations with powers of ten
- compressions and rarefactions
- Energy transfer by waves
- Evidence from floating objects on water
Using Microphone in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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