AQA GCSE Physical Education · 8582
Paper 1
The pivot about which a lever turns. In body movements this is usually a joint; when rising onto the toes, it is the ball of the foot.
Revise: Lever systems in sportThe fulcrum is the pivot about which it turns, usually a joint. The effort is the force supplied by a contracting muscle, applied where its tendon attaches to the moving bone. The load, also called resistance, is what the effort works against.
- Revise: Mechanical advantage
The fixed point around which a lever turns.