Simple Machines

SimpleMachines

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Lever

Wheel ' Axis

Inclined Plane

A pulley is a simple machine that uses grooved wheels and a rope to raise, lower or move a loadEx: Flagpole Clothes Line

A wheel with a rod, called an axle, through its center lifts or moves loads.Ex: Bike Skateboard

Wedge

Screw

A stiff bar that rests on a support called a fulcrum which lifts or moves loads.Ex: Scissors Pliers

An inclined plane is a slanting surface connecting a lower level to a higher level.Ex: Slide Ramps

An object with at least one slanting side ending in a sharp edge.Ex: Shovel Knife

An inclined plane wrapped around a pole which holds things together or lifts materials.Ex: Jar Lids Drill

An input force is the force you put on a machine and an output force is the force the machine applies. Simple machines are not very affective when using them. this is because the work output is never greater than the work input.

Pulley