The liquid level in a thermometer falls when the thermometer is placed in cold ice water.
What causes this?
The liquid evaporates.
The liquid contracts.
The liquid expands.
The liquid boils.
96 exam-style questions on CIE IGCSE Physics 2.2.1 Thermal expansion of solids, liquids and gases. Each one has a worked solution and a mark scheme showing where the marks go.