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2.2 Thermal properties and temperature

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Question 360

A liquid is boiling. Which statement about the liquid is correct?

A

Any molecule can escape, and only from the liquid's surface.

B

Any molecule can escape, and from any part of the liquid.

C

Only molecules with enough energy can escape, and only from the liquid's surface.

D

Only molecules with enough energy can escape, and from any part of the liquid.

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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