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O-LevelPhysicsEnergy & Work5054/11 · May/June 2010 · Q121 Mark

A parachutist has opened his parachute and is falling to Earth at constant speed. What is the principal energy conversion taking place as he falls?

Akinetic energy → potential energy
Bkinetic energy → thermal energy (heat)
Cpotential energy → kinetic energy
Dpotential energy → thermal energy (heat)

✓ Correct answer

D: potential energy → thermal energy (heat)

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About this question

Topic
Energy & Work, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source
O-Level Physics, May/June 2010 Paper 1 Variant 1, question 12.

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