Physics A-Level
Fusion
What Fusion means in Physics A-Level, as defined for AQA.
Definition of Fusion
Check what you remember
Read the wording for your board, then hide it and explain Fusion in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Two light nuclei combine to form a heavier nucleus, releasing energy.
Topics that use Fusion
- Mass and energy (A-level only) (AQA A-Level)
Related terms
- Atomic mass unit
- Binding energy
- Binding energy per nucleon comparisons
- Breakdown of classical mechanics at relativistic speeds
- Energy release in nuclear reactions
- Energy released per kilogram of fuel
- Energy–mass equivalence
- Fusion and fission
Using Fusion in the exam
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