Physics A-Level
Quanta
What Quanta means in Physics A-Level, as defined for AQA.
Definition of Quanta
Check what you remember
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Reference: AQA
Discrete packets in which the energy exchanged between matter and electromagnetic radiation comes, rather than continuously.
Topics that use Quanta
- The discovery of photoelectricity (A-level only) (AQA A-Level)
Related terms
- Intensity
- Limitations of classical wave theory
- Photon energy and frequency
- Planck constant
- Planck's quantum hypothesis
- Quantisation of energy
- Threshold frequency
- Ultraviolet catastrophe
Using Quanta in the exam
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