Physics A-Level
Use of familiar physical benchmarks
What Use of familiar physical benchmarks means in Physics A-Level, as defined for AQA.
Definition of Use of familiar physical benchmarks
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Reference: AQA
Recalling or constructing a familiar reference value, such as adult mass about 70 kg or air density about 1 kg m⁻³, and scaling it to the quantity being estimated.
Topics that use Use of familiar physical benchmarks
- Estimation of physical quantities (AQA A-Level)
Related terms
- Communication of assumptions and uncertainty
- Dimensional consistency and unit conversion
- estimation
- Order of magnitude
- Order-of-magnitude reasoning
- Standard form
Using Use of familiar physical benchmarks in the exam
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