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chapter 7 vocab
Term | Definition |
---|---|
charging by contact | transfer of electric change between objects in contact |
charging by induction | rearrangement of electric charge due to the presence of an electric field |
insulator | materials in witch electric charges do not move easily |
conductor | materials in witch electric charges can move easily |
static charge | the imbalance of electric charge on an object |
electric discgarge | a movement of static charge from on place to another |
electric current | flow of electric charges |
electric circuit | closed path in while electric charges can flow |
electric resistance | measure of how difficult it is for electric to flow in a object |
voltage | measure of the amount of electrical energy transfer by in electric charge |
series circut | devices are connected so there is only one closed path for currents flow |
magnetic domain | current carrying wire wrapped around an iron core |
electromagnetic induction | production of an electrical current by morning a magnet and a loop relative to each other |