Physics GCSE
extension and compression
What extension and compression means in Physics GCSE, as defined for AQA.
Definition of extension and compression
Check what you remember
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Reference: AQA
The amount by which an elastic object gets longer, or how much shorter it has become, measured in metres and given the symbol e.
Topics that use extension and compression
- Forces and elasticity (AQA GCSE)
Related terms
- direct proportionality
- elastic deformation
- Elastic limit
- Elastic potential energy
- extension
- force-extension graph
- inelastic deformation
- limit of proportionality
Using extension and compression in the exam
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