Energy and Simple Machines

Match it! Select the correct answer from the pull down...Good luck!

The work output of a machine compared to the work input is the _____ of the machine.

Potential energy because of height above EarthвЂ™s surface is called _____ potential energy.

The unit of power is the

A bar that is free to pivot about a fixed point is a

An arrangement of pulleys designed to reduce the effort force is called a

The kinetic energy of an object increases as its _____ increases

A slanted surface used to raise an object is a(n)

An inclined plane wrapped around a cylindrical post is a