Simple machines can be broken down into six different categories.
Machine Graphic Example
Pulley – A pulley uses wheels and ropes/chains to raise, lower, or move a load. They can be combined with other pulleys to gain even more of an advantage and move heavier loads.
- Elevator.
- garage doors
- gym.
Lever – A lever is a bar that rests on a support and can be used to lift or move loads.
Wedge – A wedge is an object with a slanted edge which is sharp. It can be used to cut materials apart.
Wheel and Axle – A wheel, when combined with a rod through its center can be used to lift or move loads.
Inclined Plane – This is any slanted surface that is used to connect a lower surface to a higher one.
Screw – Screws are inclined planes that are wrapped around a pole which holds things together.
