The Inclined Plane- Takes less force to drag an object up an inclined plane, then to lift it vertically. It is the same amount of work just easier and longer. A good example of this is the Egyptian pyramids.
The Wedge- Redirects wood force. Mechanical advantage=slope/height or slope/width
Levers- (three levers)
Class lever 1 like saw, pliers, and scissors
Class lever 2 like nutcracker, wheel barrel
Class lever 3 like bicep curl, fishing
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