Combined Science GCSE
Charge flow
What Charge flow means in Combined Science GCSE, as defined for AQA.
Definitions of Charge flow
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Reference: AQA
Measured in coulombs (C), it is the charge passing through a component and equals energy transferred divided by potential difference.
The quantity of electric charge that passes a point in a circuit, given the symbol Q and measured in coulombs (C).
The total quantity of electrical charge that passes a point in a circuit, measured in coulombs, symbol C.
Linked to current and time by the equation charge flow = current × time, measured in coulombs (C).
Q is charge flow in coulombs (C), and multiplying it by potential difference gives energy.
Measured in coulombs (C), it is calculated as current multiplied by time.
Topics that use Charge flow
- Electrical charge and current (AQA GCSE)
- Energy transfers in everyday appliances (AQA GCSE)
Related terms
Using Charge flow in the exam
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