Physics GCSE
control variables
What control variables means in Physics GCSE, as defined for AQA.
Definition of control variables
Check what you remember
Read the wording for your board, then hide it and explain control variables in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The same water temperature, the same distance, the same starting temperature and the same time interval.
Topics that use control variables
- Properties of electromagnetic waves 1 (AQA GCSE)
Related terms
- amplitude
- bending towards the normal
- change of speed
- explaining refraction
- longitudinal wave
- parallel emergent ray
- period
- refraction
Using control variables 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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