A-LevelPhysicsDynamicsOct/Nov 2019Paper 1 Q11 Mark
A cyclist has a speed of 5 m s⁻¹ and a small car has a speed of 12 m s⁻¹. Which statement does not give a reasonable estimate?
AThe kinetic energy of the cyclist is 1 × 10³ J.
BThe kinetic energy of the car is 7 × 10⁵ J.
CThe momentum of the cyclist is 4 × 10² kg m s⁻¹.
DThe momentum of the car is 2 × 10⁵ kg m s⁻¹.
✓ Correct Answer
The correct answer is D. This question tests the candidate's understanding of dynamics 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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