O-LevelPhysicsThermal Physics5054/11 · Oct/Nov 2013 · Q141 Mark

The temperature shown by a mercury-in-glass thermometer increases. Which of the following is constant?

Athe density of the mercury

Bthe internal energy of the mercury

Cthe mass of the mercury

Dthe volume of the mercury

✓ Correct answer

C: the mass of the mercury

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Topic: Thermal Physics, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, Oct/Nov 2013 Paper 1 Variant 1, question 14.

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