Simple Machines Vocab Review

Front

A straight bar that is balanced on a fulcrum.

Back

Lever

Front

A slanted surface or ramp.

Back

Incline Plane

Front

An incline plane wrapped into a spiral around a center post.

Back

Screw

Front

A wheel that moves around a center post.

Back

Wheel and Axle

Front

Two incline planes that form a V.

Back

Wedge

Front

A wheel that has a groove for rope.

Back

Pulley

Front

Mechanical advantage: Increase or decrease the applied force.

Back

Lever

Front

Mechanical advantage: Move objects to a greater height.

Back

Incline Plane

Front

Mechanical advantage: Hold things together or lift an object.

Back

Screw

Front

Mechanical advantage: Reduce friction of moving something.

Back

Wheel and Axle