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IPC- CHAPTER 5
vocab
| Question | Answer |
|---|---|
| energy | the ability to do work |
| joule | one newton-meter is equal to one of these |
| law of conservation of energy | Energy is never created or destroyed |
| newton-meter | the combined units of force and work |
| work | force times distance |
| efficiency | the ratio or work output to work input |
| perpetual motion machine | an imaginary machine that can be 100 percent efficient |
| power | the amount of work performed over time |
| watt | one joule of work performed in 1 second |