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Year 4 Unit 10: Machines Lever - Coggle Diagram
Year 4
Unit 10: Machines
Lever
Definition
used to
payout or lift and object
Consist of three parts:
Fulcrum, object or load and Force
divided into three classes:
2nd class lever
3rd class lever
1st class lever
1st class lever
fulcrum
between the
load
and
Force
E.g: see saw, nail clipper, scissors
2nd class lever
Load
between the
fulcrum
and
Force
E.g: Wheel barrow, nutcrackers, paper cutter
3rd class lever
Force
between the
fulcrum
and
load
E.g: Fishing rod, broom, tongs
