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Simple Machines

Published on Nov 26, 2015

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PRESENTATION OUTLINE

SIMPLE MACHINES

Photo by nickwheeleroz

Lever
This simple machine can be used to lift a weight. It has a fulcrum , which can be located in the center , near the end or at the end of this simple machine.

Photo by Sean MacEntee

LEVER PICTURES

Pulley
A rope , a wheel with a groove in it and a weight make up this simple machine. You can pull up or down on the rope to lift the weight.

Photo by Arlo Bates

PULLEY PICTURES

Inclined plane
A heavy object could be rolled up this simple machine, instead of lifting it straight up.

INCLINED PLANE PICTURES

Wedge
This simple machine can be used to split things apart or hold a door open.

WEDGE PICTURES

Wheel and Axle
These two parts act as one simple machine. They roll and are found on cars, bikes and wheelbarrows.

Photo by marcp_dmoz

WHEEL AND AXLE PICTURES

Screw
Examples of this simple machine are used to hold things together. It is made up an inclined plane wrapped around a cyndilar.

SCREW PICTURES