Ch.12 Voc.
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Created by:
montgomeryomar on April 4, 2012
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9 terms
Terms | Definitions |
|---|---|
 work | activity directed toward making or doing something |
| power | (physics) the rate of doing work |
| kinetic energy | the mechanical energy that a body has by virtue of its motion |
| mechincal energy | The amount of work an ovjcet can do becuase of the object's kinetic and potentiail energys. |
| nonmechanical energy | energy that lies at the level of atoms and that does not affect motion on a large scale |
| efficiency | the ratio of the output to the input of any system |
| photosynthesis | synthesis of compounds with the aid of radiant energy (especially in plants) |
| closed system | system in which blood is contained within a network of blood vessels |
| open system | system in which blood is not always contained within a network of blood vessels |
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