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2.2.3a Melting, boiling, condensation and solidification

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Question 46

A sealed, rigid canister is partially filled with a liquid. A heater is used to warm the canister and its contents.

a.

Before the liquid reaches its boiling point, evaporation occurs. Describe two differences between the evaporation and boiling of a liquid.

[2]
b.

As the canister is heated, the pressure inside the canister increases. Explain this increase in pressure in terms of the behavior and motion of the particles.

[5]
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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