Simple machines by 3006773

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Slide Notes

Simple machines

Published on Dec 08, 2015

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PRESENTATION OUTLINE

Simple machines

By: Emma McEvoy

Simple machines make work easier by applying the force over a greater distance of changing the direction of the force.

Lever- a bar that turns against an unmoving point.

Photo by nzgabriel

Inclined plane- a flat surface with one end higher than the other.

Photo by Tony Fischer Photography

Screw- a bar that has an inclined plane wrapped around it.

Photo by Martin Pettitt

Wedge- a double inclined plane that can split objects apart.

Photo by djwtwo

Wheel and axel- a large outer wheel attached to a smaller wheel called an axel.

Photo by carnifex82

Pulley- a grooved wheel with a cable or rope running through the groove.

Photo by emkladil

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