Simple Machines

_________________ make it easier to move large or heavy objects using less effort.

The ____________ is a machine that was invented a long time ago.

Wheels turn or revolve around an _______________.

A ramp is a kind of ______________.

A ________________ is a lifting machine.

Pulleys use the power of a ___________ to lift or lower something.

Levers have a __________ or support between each side.

When you push one side of a lever to move an object, it is called ____________________.

______________ keeps you from stopping right away.

_______________ is a force that works against motion.