A-LevelPhysicsWork, energy and powerFeb/Mar 2025Paper 1 Q161 Mark
A skateboarder and her skateboard have a total mass of 70 kg. She pushes on the ground with her foot to create a forward force F of 25 N on herself and the skateboard, as shown in the diagram. [Figure 16.1] The skateboarder and skateboard travel forwards a distance of 0.50 m before the skateboarder lifts her foot from the ground. What is the work done by F on the skateboarder and skateboard?
A13 J
B50 J
C340 J
D360 J
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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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