Physics A-Level
Frequency as a source-determined property
What Frequency as a source-determined property means in Physics A-Level, as defined for OCR.
Definition of Frequency as a source-determined property
Check what you remember
Read the wording for your board, then hide it and explain Frequency as a source-determined property in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
When a wave crosses into a new medium its speed and wavelength change, but frequency stays constant because it is set by the source.
Topics that use Frequency as a source-determined property
- Wave motion (OCR A-Level)
Related terms
- Amplitude
- Compressions and rarefactions
- Diffraction and gap-to-wavelength ratio
- Displacement
- Displacement–distance graph
- Frequency
- Intensity
- Intensity proportional to amplitude squared
Using Frequency as a source-determined property 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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