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2.2.3a Melting, boiling, condensation and solidification

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Question 28

A beaker of water is left open in a room and some of the water evaporates.

Which statement about this process is correct?

A

The average kinetic energy of the remaining water molecules increases.

B

Evaporation occurs throughout the entire bulk of the liquid.

C

Increasing the exposed surface area of the liquid increases the rate of evaporation.

D

The rate of evaporation is independent of the temperature of the liquid.

Markscheme

2.2.3a Melting, boiling, condensation and solidification Questions

  1. IGCSE
  2. /Physics
  3. /2.2.3a Melting, boiling, condensation and solidification

313 exam-style questions on CIE IGCSE Physics 2.2.3a Melting, boiling, condensation and solidification. Each one has a worked solution and a mark scheme showing where the marks go.

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