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2.3 Transfer of thermal energy

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Question 224

A metal pan containing cold water is placed on a hot electric hob.

How does the thermal energy travel first through the metal base of the pan, and then throughout the water?

A

by conduction then convection

B

by conduction then radiation

C

by radiation then conduction

D

by radiation then convection

Markscheme

2.3 Transfer of thermal energy Questions

  1. IGCSE
  2. /Physics
  3. /2.3 Transfer of thermal energy

301 exam-style questions on CIE IGCSE Physics 2.3 Transfer of thermal energy, covering 2.3.1a Thermal conductors and thermal insulators, 2.3.1b Explaining thermal conduction, 2.3.2 Convection, 2.3.3a Thermal radiation, 2.3.3b Surface colour and texture, 2.3.3c Rate of emission and absorption of radiation, and 2.3.4 Consequences of thermal energy transfer. Each one has a worked solution and a mark scheme showing where the marks go.

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