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Edexcel IGCSE Physics · Spec 4.8-4.10

Thermal Radiation, Transfer Practicals and Insulation

Covers investigate thermal radiation fairly, Compare conduction or insulation methods and Explain how common insulation reduces transfer.

Physics revision video

Thermal Radiation, Transfer Practicals and Insulation

Spec 4.8-4.10

What you need to know

  • Investigate thermal radiation fairly
  • Compare conduction or insulation methods
  • Explain how common insulation reduces transfer

Active recall

Quick check

Answer each question before opening the answer.

How does temperature affect infrared emission?

Hotter objects emit at a greater rate

Name two control variables in a cooling test

For example water mass and starting temperature

Why does trapped air insulate?

It is a poor conductor and cannot circulate freely

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