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2.3 Transfer of thermal energy

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Question 192

A metal container of water is placed near an infrared radiant heater. The container absorbs energy from the heater, warming the water inside.

Which row in the table correctly describes the main methods of thermal energy transfer from the heater to the container, and through the metal wall of the container?

From the heater to the containerThrough the metal wall
Aconductionconduction
Bconductionconvection
Cradiationconduction
Dradiationconvection
A

Row A

B

Row B

C

Row C

D

Row D

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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