Simple Machines

A machine with few or no moving parts that makes work easier

• Simple Machine

• Compound Machine

Two or more simple machines working together to make work easier

• Simple Machine

• Compound Machine

A wheel that has a groove on the outside edge and a rope or cord that passes around the wheel

• Lever

• Inclined Plane

• Pulley

• Wheel and Axle

A sloping surface, such as a ramp. Makes lifting heavy loads easier

• Lever

• Inclined Plane

• Pulley

• Wheel and Axle

A straight rod or beam that pivots on a fulcrum.

• Lever

• Inclined Plane

• Pulley

• Wheel and Axle

A larger disc (or discs) connected to a smaller axle

• Lever

• Inclined Plane

• Pulley

• Wheel and Axle

An inclined plane wrapped around a shaft or cylinder. This inclined plane allows this machine to move itself or to move an object or material surrounding it when rotated

• Wheel and Axle

• Screw

• Lever

• Wedge

Two inclined planes joined back to back; used to split things

• Wheel and Axle

• Screw

• Lever

• Wedge

A push or pull on an object causing it to move, stop, or change direction

• Friction

• Force

• Motion

• Work

Changing the location of an object from one place to another

• Friction

• Force

• Motion

• Work