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2.3 Transfer of thermal energy

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Question 78

A heated metal block is suspended inside a vacuum chamber.

By which method or methods does thermal energy travel from the block, through the vacuum, to the chamber walls?

A

conduction only

B

convection only

C

radiation only

D

conduction and convection only

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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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