UNIT # 3 PHYSICAL SCIENCE TERMS 1-3-12
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15 terms
Terms | Definitions |
|---|---|
 ENERGY | the ability to do work |
| KINETIC ENERGY | the energy an object has due to its motion |
| ELECTRIC ENERGY | the movement of electrons from one place to another; current electricity |
| CONVECTION | the transfer of heat through a fluid (liquid or gas) caused by molecular motion |
| FORCE | a push or pull exerted on an object |
| circuits | a closed path through which electrons (a current) can flow; electrons will continue to flow unless the circuit is broken |
| MASS | the amount of matter in an object |
| LAW OF CONSERVATION OF ENERGY | the law that states that energy cannot be created or destroyed but can be changed from one form to another |
| HEAT | a form of energy that is transferred by a difference in temperature |
| MOLECULES | groups of two or more atoms held together by chemical bonds |
| ELECTRONS | negatively charged particles |
| TEMPERATURE | A measure of the average energy of motion of the particles of a substance |
| PARALLEL CIRCUITS | electric circuits with two or more paths through which charge can flow |
| SERIES CIRCUITS | A current that has only one path |
| ELECTRIC CURRENTS | a continuous flow of electric charges |
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