A machine that is round, and they turn to make things go is a

A bar that moves on or around a fixed point is a

A special kind of wheel that changes the direction of the force. When you pull down the object goes up.

A machine used for slicing or cutting is a

A surface, often flat, set at an angle to another surface is a(n)

Work is done when force

Simple machines make work

A tool with few or no moving parts that makes work easier by changing the size, direction, speed or distance of a force.

A machine made of two or more simple machines working together.

A door knob is a

A parking ramp is a

A seesaw is a

An elevator is a

An ax is a

A light bulb is a