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Ch. 7 vocab TP

section 1,2,3

QuestionAnswer
static electricity the accumulation of excess electric charge on an object
law of conservation of charge charge can be transferred from object to object
conductor A material in which electrons are able to move easily
insulator A material in which electrons are not able to move easily
charging by contact The process of transferring charge by touching or rubbing
charging by induction the rearrangement of electrons on a neural object caused by a nearby charged object
electric current the net movement of electric charges in a single direction
voltage difference related to the force that causes electric charges to flow
circuit A Closed path that electric current follows
resistance the tendency for a material to oppose the flow of electrons
ohm's law The current in a circuit equals the voltage difference divided by the resistance
series circuit the current has only one loop to flow through
parallel circuit two or more branches for current to move thorugh
electrical power the rate at which electrical energy is converted to another from of energy
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