| A | B |
|---|
| Any tool that can help people do work | machine |
| If you wanted to lift something, use this | lever |
| A wheel with teeth on it | gear |
| A machine that is like an inclined plane wrapped around a center post | screw |
| If you put together two inclined planes, you make this | wedge |
| A simple machine that has two inclined planes that meet and form a sharp edge | wedge |
| A simple machine that rests on a turning point | lever |
| It is easier to move a load when the fulcrum is __ to the load. | close |
| Ramps, hills, ladders, and stairways are examples | inclined planes |
| There are ___ inclined planes in a wedge | two |
| I am a wedge. | ax |
| I am something that helps people to do work. | machine |
| A __ is made of a wheel that turns on a center post. | wheel and axle |
| I am a wheel with a rope around it. | pulley |
| I am a wheel with a rope around it and I stay in place when moving a load. | fixed pulley |
| I am a pulley that moves as the load move. | moveable pulley |
| I am an example of a pulley. | flag pole |
| I am a lever. | see saw |
| I am an example of a wheel and axle. | wagon |
