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2.2 Thermal properties and temperature

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Question 218

A flask of hot water is left on a bench to cool, and some of the steam condenses on the safety glasses nearby. The flask is then placed in a freezer where the water freezes into ice. Later, the ice is taken out and heated until it melts.

Which process involves a transfer of thermal energy from the surroundings to the water or ice?

A

cooling

B

condensing

C

freezing

D

melting

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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