A-LevelPhysicsPhysical quantities and unitsMay/June 2022Paper 1 Q11 Mark
Which estimate is reasonable?
A1 × 10³ kg for the mass of a grain of sand
B1 × 10⁻² m³ for the volume of a tennis ball
C1 × 10⁰ J for the work done lifting an apple from waist height to head height
D1 × 10⁴ W for the power of a light bulb in a house
✓ 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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