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George Review 8
| Question | Answer |
|---|---|
| work | force acting over a distance W=F x d |
| power | the rate at which work is done |
| Joule | the unit that measures all work and energy |
| potential energy | energy due to position PE = mgh |
| kinetic energy | energy due to motion KE = 1/2 mv2 |
| mechanical energy | the total potential and kinetic energy of a system |
| chemical energy | energy stored in chemical bonds |
| solar energy | energy from the sun |
| nuclear energy | energy from nuclear reactions |
| electrical energy | energy from the flow of charged particles |
| sound energy | energy of sound waves |
| The law of conservation of energy | energy cannot be created or destroyed |