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2.3.3a Thermal radiation

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Question 60

A high-performance double-glazed window has a vacuum sealed between its two glass panes to minimize heat loss. By which mechanism does thermal energy travel across this vacuum gap from the warm interior side to the cold exterior?

A

conduction only

B

convection only

C

radiation

D

conduction and convection

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2.3.3a Thermal radiation Questions

  1. IGCSE
  2. /Physics
  3. /2.3.3a Thermal radiation

99 exam-style questions on CIE IGCSE Physics 2.3.3a Thermal radiation. Each one has a worked solution and a mark scheme showing where the marks go.

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