A-LevelPhysicsWork, energy and powerOct/Nov 2025Paper 1 Q181 Mark
A ball falls towards the ground from point X. Point X is 2.4 m above the ground. The ball rebounds from the ground and rises to point Y. Point Y is 1.8 m above the ground. A single value of the change in height Δh is used to calculate the change in gravitational potential energy of the ball from X to Y. What is the magnitude of Δh?
A0.6 m
B1.8 m
C2.4 m
D4.2 m
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The correct answer is A. This question tests the candidate's understanding of work, energy and power within the Physicssyllabus. The examiner's mark scheme requires...
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