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words
| Question | Answer |
|---|---|
| is the transer of energy that occurs makes an objcet move. | work |
| the amount of work done in 1 sec | power |
| is a devices that makes work easier | machine |
| the fouce you put in | input fouce |
| what happens | output foures |
| ratio of output to input | mechanical |
| how much output somhing has | effciency |
| one movment | simply machine |
| a bar with a free moving point | lever |
| a grooved wheel with a rope | pully |
| an axle with a wheel | wheel and axle |
| a slope sufacer | inclined plane |
| inclined plane wraped in a spiral | screw |
| inclined plane with 1 or 2 sides | wedge |
| two or more simple machines | compound machine |