Key Stage 3
Meaning
To emit is to give off or give out some energy or matter.
About Emission
- Emit is the opposite of absorb.
Examples
- A speaker emits a sound.
- A bulb emits light.
Key Stage 4
Meaning
To emit is to give off or give out some energy or matter.
About Emission
- Emit is the opposite of absorb.
Examples
- A radioactive isotope emits a ionising radiation.
- A hot object emits infra-red radiation.
References
AQA
- Emission, pages 27-29, 96-97, GCSE Physics; Third Edition, Oxford University Press, AQA
Edexcel
- Emission, page 166, GCSE Chemistry, Pearson, Edexcel
- Emission, page 280, GCSE Combined Science, Pearson Edexcel