Learning objective

Understand that thermal radiation is a form of infrared radiation and that all objects emit this type of radiation.

Read the explanation, check the common trap, then practise with flashcards and questions.

Exam focus

Cambridge IGCSE PhysicsThermal physicsCore content

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Understand this objective

Quick explanation

This point belongs to Radiation, especially Radiation outcomes.
You need to be able to understand that thermal radiation is a form of infrared radiation and that all objects emit this type of radiation.
The key ideas to know are Know.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

Know

Why it matters

This objective helps connect Radiation outcomes to exam-style questions, flashcards, and revision notes for Radiation.

Revision tools

Flashcards10 linked cards

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Practice Questions7 linked questions

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Paper 3Theory (Core)1 marks

Description

In heating systems, thermal radiation is used to transfer heat from a hot surface to the surrounding air.

a
State the type of radiation emitted by all objects.
Your answer
Aim for approximately 1 distinct marking point.
[1]

Revision notestopic notes

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