Physical Education A-Level
Newton’s third law
What Newton’s third law means in Physical Education A-Level, as defined for AQA.
Definition of Newton’s third law
Check what you remember
Read the wording for your board, then hide it and explain Newton’s third law in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
For every action there is an equal and opposite reaction.
Topics that use Newton’s third law
- Biomechanical principles (AQA A-Level)
Related terms
- Base of support and contact area
- Base of support and toppling
- Body mass and inertia
- Centre of mass
- Centre of mass and line of gravity
- Centre of mass in uniform and non-uniform bodies
- Distance
- Line of gravity and balance
Using Newton’s third law in the exam
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