Physics A-Level
Electronvolt
What Electronvolt means in Physics A-Level, as defined for OCR.
Definition of Electronvolt
Check what you remember
Read the wording for your board, then hide it and explain Electronvolt in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A unit of energy equal to the kinetic energy gained by an electron accelerated through a potential difference of one volt.
Topics that use Electronvolt
- Photons (OCR A-Level)
Related terms
- Experimental uncertainty and evaluation
- Linearising data using 1/λ
- Photoelectric effect
- Photon
- Photon energy
- Photon energy and frequency
- Photon energy and the Planck constant
- Photon model
Using Electronvolt 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