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Unit D Electrical
| Question | Answer |
|---|---|
| proton | positively charged particle in the nucleus of an atom. |
| charge seperation | consentration of like charges in specifis areas of a neutral object. |
| load | device in a curuit that converts electrical energy to another form of energy. |
| potential difference | change the potential energy of electric charge compared to its ptential energy at a reference point, such as the ground |
| electrochemical cell | package of chemicals designed to produce small emounts of electricity. |
| electrolyte | lyquid or paste that conducts electricity because it contains ions. |
| electrode | conductor through wich electricity enters or leaves a device or material. |
| electroplating | use of electricity to coat a thin layer of metal onto an object. |
| superconductor | perfect conductor; substance with no resistance to electron flow |
| resistor | device having resistance to the passage of electrical current |
| kilowatt hour | commonly used unit of electrical energy, equal to power consumption of 1000J/hour |
| alternating current | current that flows back and forth 60 times per second; this is the current used in homes |
| thermocouple | device consisting of two wires of different metals joined such that a voltage is produced between the ends in proportion to the difference in temperatures |
| integrated cicuits | circuit of inseperable, often microscopic, components formed on the surface of a single piece or chip of semiconductor crystal, usually silicon |
| rheostat | continuously variable resistor used to regulate electric current |
Created by:
jesus the viking
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