Physics GCSE
infrared radiation
What infrared radiation means in Physics GCSE, as defined for AQA.
Definition of infrared radiation
Check what you remember
Read the wording for your board, then hide it and explain infrared radiation in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The radiation that a body radiates more of in a given time the hotter the body is.
Topics that use infrared radiation
Related terms
- black body
- cooling curves
- matt and shiny surfaces
- no reflection
- rate of emission
- complete absorption
- good absorber is a good emitter
- infrared absorption
Using infrared radiation in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Physics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Physics GCSE termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge