| Question |
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| Answer |
 |
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| Screw |
An inclined plane wrapped around a pole which holds things together or lifts materials. |
| Lever |
A bar that rests on a support called a fulcrum which lifts or moves loads. |
| Pulley |
Machine that uses grooved wheels and rope to lower, or move load. |
| Inclined Plane |
A slanting surface connecting a lower level to a higher level. |
| Wheel&Axle |
A wheel with a rod called an axle through it’s center it lifts or moves loads. |
| Wedge |
An object with at least one slanting side ending in a sharp edge which cuts material apart. |
| Gears |
Toothed or pegged meshed together to transmit motion and force. In any pairs of gears, the larger will rotate more slowly than the smaller one. |