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Sc Vocab
19.3
Term | Definition |
---|---|
1. Wedge | A heavy load over a short distance or to split a log |
2. Screw | A load over the threads by applying a small force |
3. Pully | A pully changes direction of the force |
4. Lever | A lever helps lift with less effort |
5. Inclined Plane | An inclined plane makes it easeier to slide a load upward than to lift it diretly |
6. Fulcrum | The support, or point of rest, on which a lever turns in moving a body. |
7. Work | Done when an applied force causes an object to move in the direction of the force |
8. Force | A push or pull |
9. Load | Anything put in or on something for conveyance or transportation; freight; cargo |
10 Mechanical Adventage | The ratio of the output force produced by a machine to the applied input force |
12. Simple Machine | A machine that uses only one movement |
13. Compound Machine | A combinaition of simple machines |