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SOL PS 11
| Term | Definition |
|---|---|
| static electricity | a build up of charges that can transfer from one object to another |
| electric current | a continuous flow of electric charges through a material |
| voltage | the difference in electrical potential between two places; the push that causes electricity to flow |
| resistance | a measurement of how difficult it is for charges to flow through an object |
| series circuit | an electric circuit in which all parts are connected one after another along one path |
| parallel circuit | an electric circuit in which different parts of the circuit are on separate branches |
| magnetic field | the region around a magnet where the magnetic force is exerted |
| electromagnet | a magnet created by wrapping a coil of wire with a current running through it around a core of material that is easily magnetized |
| motor | a machine, usually powered by electricity, that provides power for some other device |
| generator | a device that transforms mechanical energy into electrical energy |
| conductor | a material that allows electric charges to flow |
| semiconductor | a substance that can conduct electric current under some conditions |
| insulator | a material that does not easily allow electric charges to flow |
| transistor | a semiconductor device used to amplify electrical signals |
| diode | a semiconductor device with 2 terminals that conducts the flow of electricity in one direction |