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2.2 Thermal properties and temperature

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Question 30
a.

State the meaning of the term specific heat capacity.

[2]
b.

Complete each statement by choosing the correct term from the list: boiling, condensation, evaporation, melting. Each term may be used once, more than once, or not at all:

  • The process where a liquid changes into a gas only at its surface and below its boiling point is called ...
  • The process where a liquid rapidly changes into a gas throughout its volume at a fixed temperature is called ...
  • The process where a gas changes into a liquid is called ...
  • The process where a solid changes into a liquid is called ...
[4]
c.

A gas is contained inside a cylinder with a movable piston. A student decreases the volume of the gas while keeping its temperature constant. State and explain the effect on the pressure of the gas. In your answer, use your ideas about molecules.

[4]
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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