Simple Machines by Sarah Tran

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Slide Notes

Simple Machines

Published on Nov 26, 2015

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PRESENTATION OUTLINE

Simple Machines

Lever
•A simple machine people use to gain a mechanical advantage, such as making work easier.

Lever

Pulley
•A wheel with a grooved rim in which a rope can run to change the direction of the pull (force) that lifts a load.

Photo by Arlo Bates

Pulley

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

Photo by Leo Reynolds

Wedge

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

Inclined Plane

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

Screw

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

Wheel and axle

Sarah Tran