Physics A-Level
Coherent SI units in calculation
What Coherent SI units in calculation means in Physics A-Level, as defined for AQA.
Definition of Coherent SI units in calculation
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Reference: AQA
When a quantity is calculated, its unit follows from the defining equation, for example C = A s from Q = I t.
Topics that use Coherent SI units in calculation
- Use of SI units and their prefixes (AQA A-Level)
Related terms
- Base units
- Dimensional analysis
- S.I. base quantities
- SI prefixes
- Standard form
- Unit conversion
- Defining equation
- Derived unit
Using Coherent SI units in calculation in the exam
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