Combined Science GCSE
Ohm's law relationship
What Ohm's law relationship means in Combined Science GCSE, as defined for AQA.
Definition of Ohm's law relationship
Check what you remember
Read the wording for your board, then hide it and explain Ohm's law relationship in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The equation V = I R describes ohmic behaviour at constant temperature, where V is potential difference, I is current and R is resistance.
Topics that use Ohm's law relationship
- Current, resistance and potential difference (AQA GCSE)
Related terms
- Ammeter
- Ampere
- Circuit construction from diagrams
- Current
- Directly proportional
- Lattice ions
- Measurement of current and potential difference
- Non-ohmic components
Using Ohm's law relationship in the exam
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