Physics A-Level
Energy–frequency relationship
What Energy–frequency relationship means in Physics A-Level, as defined for AQA.
Definition of Energy–frequency relationship
Check what you remember
Read the wording for your board, then hide it and explain Energy–frequency relationship in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The energy of one photon is directly proportional to the frequency of the radiation, giving E = hf.
Topics that use Energy–frequency relationship
- Particles, antiparticles and photons (AQA A-Level)
Related terms
- Annihilation
- Annihilation energy calculations
- Antiparticle
- Charge and quantum number symmetry
- Conservation laws in particle interactions
- Pair production
- Photon
- Photon model
Using Energy–frequency relationship 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 A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge