A-LevelPhysicsPhysical quantities and unitsMay/June 2015Paper 1 Q11 Mark
Which definition is correct and uses only quantities rather than units?
ADensity is mass per cubic metre.
BPotential difference is energy per unit current.
CPressure is force per unit area.
DSpeed is distance travelled per second.
✓ Correct Answer
The correct answer is C. This question tests the candidate's understanding of physical quantities and units within the Physicssyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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