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2.2 Thermal properties and temperature

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Question 389

The temperature of a steel railway track falls from 35∘C35^\circ\text{C}35∘C during a hot afternoon to 12∘C12^\circ\text{C}12∘C at night.

What happens to the railway track?

A

Its mass decreases.

B

Its density decreases.

C

Its length decreases.

D

It becomes heavier.

Markscheme

2.2 Thermal properties and temperature Questions

  1. IGCSE
  2. /Physics
  3. /2.2 Thermal properties and temperature

528 exam-style questions on CIE IGCSE Physics 2.2 Thermal properties and temperature, covering 2.2.1 Thermal expansion of solids, liquids and gases, 2.2.2a Internal energy and temperature, 2.2.2b Specific heat capacity, 2.2.3a Melting, boiling, condensation and solidification, 2.2.3b Evaporation, and 2.2.3c Cooling by evaporation. Each one has a worked solution and a mark scheme showing where the marks go.

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