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2.2 Thermal properties and temperature

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Question 342

What is meant by the specific latent heat of vaporization of water?

A

the energy needed to change unit mass of water into steam at constant temperature

B

the energy needed to change unit volume of water into steam at constant temperature

C

the energy needed to increase the temperature of unit mass of water by one degree without changing its state

D

the energy needed to increase the temperature of unit volume of water by one degree without changing its state

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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