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2.2 Thermal properties and temperature

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Question 103

A spill of water lies on a kitchen counter. Which of the following actions will increase the rate at which the water evaporates?

A

Spreading the water out to cover a larger surface area.

B

Lowering the temperature of the kitchen.

C

Increasing the humidity of the air in the kitchen.

D

Shielding the water from any drafts or air currents.

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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