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elec & magnetism
Vocabulary
Term | Definition |
---|---|
charge | a measure of the extra positive or negative particles that an object has |
static electricity | an electric charge that stays on an object |
electric field | the space around an object in which electric forces occur |
electric current | a flow of electric charges |
circuit | a path that is made for an electric current |
electric cell | a device that supplies energy to move charges through a circuit |
conductor | a material that electric current can pass through easily |
insulator | a material that current cannot pass through easily |
resister | a material that resists the flow of current but doesn't stop it |
series circuit | a circuit that has only one path for current |
parallel circuit | a circuit that has more than one path along which current can travel |