click below
click below
Normal Size Small Size show me how
The Simple Seven
All you need to know about Simple Machines
| Question | Answer |
|---|---|
| Pulley | a machine that uses a grooved wheel and rope to raise, lower, and move objects |
| Inclined Plane | a slanting surface connecting a lower level and higher level |
| Screw | an inclined plane wrapped around a pole which holds things together or lifts materials |
| Wheel and Axle | a wheel with a rod called an axle, through its center, it lifts or moves loads |
| Wedge | an object with at least one slanting side ending in a sharp edge that cuts materials apart |
| Lever | a bar that rests on an support called a fulcrum which lifts or moves loads |
| Gears | toothed or pegged wheels meshed together to transmit motion and force |