Physics · A-Level · AQA · AQA A-level Physics (7408) · Specification point · 3.4.1.7 · Mechanics and materials · Force, energy and momentum
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3.4.1.7 Work, energy and power
| Content | Opportunities for skills development |
|---|---|
Energy transferred,
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Quantitative questions may be set on variable forces.
Significance of the area under a force–displacement graph.
Efficiency can be expressed as a percentage.
MS 0.3 / PS 3.3, 4.1 / AT a, b, f. Investigate the efficiency of an electric motor being used to raise a mass through a measured height. Students should be able to identify random and systematic errors in the experiment and suggest ways to remove them. |