Infrared Thermogram: Visualising Heat Loss

Part of Heat Transfer · Section 8 of 17

DiagramUnit: EnergyGCSE

This diagram covers Infrared Thermogram: Visualising Heat Loss within Heat Transfer for GCSE Physics. Revise Heat Transfer in Energy for GCSE Physics with 14 exam-style questions and 11 flashcards. Use this page as part of a wider topic revision path rather than treating it as an isolated fact. It is section 8 of 17 in this topic. Focus on the labels, the relationships between parts, and the explanation that turns the diagram into an exam-ready answer.

📊 Infrared Thermogram: Visualising Heat Loss

HOW IT WORKS: Infrared cameras detect thermal radiation (heat). Warmer objects emit more infrared, appearing red/yellow. This reveals where homes lose heat — helping identify where insulation is needed.

Practice questions for Heat Transfer

Which method of thermal energy transfer occurs mainly in solids?

  • A. Convection
  • B. Conduction
  • C. Radiation
  • D. Evaporation
1 markfoundation

Explain how a convection current forms when the base of a fluid is heated.

3 marksstandard

Quick recall flashcards

Fluid is heated
particles gain kinetic energy → move faster → spread out
Examples
wood, plastic, glass, air, wool

14 questions on Heat Transfer — practise free

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