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2.2 Thermal properties and temperature

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Question 54

A student wraps a piece of damp cloth around the bulb of a thermometer. When a fan blows air across the damp cloth, the temperature recorded by the thermometer decreases. Explain, in terms of particles, how this process causes the temperature of the damp cloth to decrease.

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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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