PRESENTATION OUTLINE
Wheel and axle
These two parts act as one simple machine. They roll and are found on
cars,bikes,and wheelbarrows
Wedge
This is a simple machine that can be used to split things or hold a door.
Screw
Examples of this simple machine are used to hold things together: it is made up of an inclined plane wrapped around a cylinder.
Lever
This simple machine can be used to lift a weight. It has a fulcrum which can be located at the center,near the end,or at the end of this simple machine.
Pulley
A rope,a wheel with a groove in it.and a weight make up this simple machine. You can pull down to lift the weight.
Inclined plane
A heavy object could be rolled up this simple machine,instead of lifting it straight up,
