Types of Simple Machines

Front

a simple machine consisting of a bar that pivots at a fixed point, called the fulcrum

Back

lever

Front

a simple machine that is a straight, slanted surface

Back

inclined plane

Front

a simple machine consisting of a grooved wheel that holds a rope or a cable; a load is attached to one end and an input force is applied to the other end

Back

pulley

Front

A double inclined plane that moves

Back

wedge

Front

An inclined plane that is wrapped in a spiral.

Back

screw

Front

A simple machine consisting of two circular objects of different sizes.

Back

wheel and axle

Front

machines that are made from two or more simple machines

Back

compound machine

Front

Back

lever

Front

Back

inclined plane

Front

Back

wedge