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Chapter 7 Science

Vocabulary

QuestionAnswer
the accumulation of excess electric charge on an object static electricity
states that charge cannot be created or destroyed and charge can be transferred from one object to another Law of Conservation of Charge
material where electrons can move freely conductor
material in which electrons aren't able to move easily insulator
the net movement of electric charges in a single direction, measured in amperes electric current
related to the force that causes electric charges to flow; measured in volts voltage difference
closed conducting loop through which an electric current can flow circuit
tendency for a material to oppose electron flow and change electrical energy into thermal energy and lights; measured in ohms resistance
states that the current in a circuit equals the voltage difference divided by the resistance ohm's law
circuit in which electric current has only one path to follow series circuit
circuit in which electric current has more than one path to follow parallel circuit
rate at which electrical energy is converted to another form of energy; expressed in watts electrical power
Created by: Annabug
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