Key term for OCR GCSE Physics A, used in Practical Activity Groups.
The increase in length of an object when a force is applied, calculated as final length minus original length.
Extension appears in OCR GCSE Physics A revision content for Practical skills, especially Practical Activity Groups and Forces.
Practical skills
Practical Activity Groups • Forces
Energy
Work done • Calculations for moving and stretched objects
Forces
Forces in action • Work done in stretching
Forces
Forces in action • Spring constant
Forces
Forces in action • Linear and non-linear relationships
Forces
Forces in action • Force and extension relationship
Forces
Newton’s laws • Stored energy calculations
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