O-LevelPhysicsThermal Physics5054/11 · Oct/Nov 2020 · Q221 Mark

A block of aluminium is heated. What happens to the kinetic energy and to the potential energy of the molecules?

Aincrease, increase

Bincrease, decrease

Cdecrease, increase

Ddecrease, decrease

✓ Correct answer

A: increase, increase

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Topic: Thermal Physics, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, Oct/Nov 2020 Paper 1 Variant 1, question 22.

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