Physics GCSE
Absorption and emission of radiation
What Absorption and emission of radiation means in Physics GCSE, as defined for OCR.
Definition of Absorption and emission of radiation
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Reference: OCR
A body's temperature rises when it absorbs more radiation than it emits, falls when it emits more than it absorbs, and stays constant when the rates are equal.
Topics that use Absorption and emission of radiation
- Beyond Earth (OCR GCSE)
Related terms
- Artificial satellites: geostationary and polar orbits
- Constant speed with changing direction
- Cosmic microwave background radiation
- Effect of the atmosphere on electromagnetic radiation
- Equilibrium between collapse and expansion
- Gravitational force towards the centre
- Greenhouse effect and Earth's temperature
- Inverse relationship between orbital speed and radius
Using Absorption and emission of radiation in the exam
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