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2.3.1a Thermal conductors and thermal insulators

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Question 61

A student places a plastic rod and a copper rod of identical dimensions into a container of hot water. After a short time, the end of the copper rod not in the water feels much hotter than the corresponding end of the plastic rod.

Which statement describes why the end of the copper rod gets hot much faster?

A

Copper is a good thermal conductor.

B

Plastic is a good thermal conductor.

C

Copper is a good thermal insulator.

D

Plastic is a poor emitter of infra-red radiation.

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2.3.1a Thermal conductors and thermal insulators Questions

  1. IGCSE
  2. /Physics
  3. /2.3.1a Thermal conductors and thermal insulators

67 exam-style questions on CIE IGCSE Physics 2.3.1a Thermal conductors and thermal insulators. Each one has a worked solution and a mark scheme showing where the marks go.

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