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Friction

Motion

Gravity

A screw

Wedge

Force

Ramp/Inclined plane

A wheel and axle

The process of an object moving from one location to another. It changes the position of an object.

A push or pull

A simple machine that is in the shape of an inclined plane wrapped in a spiral. It is used to hold objects together. Example: used to build homes

A simple machine used to cut objects into smaller pieces

A force that pulls an object towards Earth’s surface

A force between the surface of two objects that causes an object to speed up or slow down

A simple machine that is used to carry or move an object around more easily using less effort Example: wagon, bicycle

A simple machine that makes it easier to move heavy objects between higher and lower places. It is a flat surface that has one end higher than the other. For example, a slide on the playgrund