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Chapter 4

Electricity and Magnetism

Electric Charge A basic property of the tiny particles that make up matter. They can be positive or negative.
Static Electricity The buildup of electric charges in one place.
Electric Field The area around electric charges, where electric forces can act.
Electric Current A flow of electric charges.
Electric Circuit A continuous pathway that can carry an electric current.
Series Circuit An electric circuit with only one path for current.
Parallel Circuit An electric circuit with two or more paths for current.
Resistance How much a material opposes, or resists, the flow of electric current.
Short Circuit A flaw in a circuit that allows a large current to flow through where it isn't wanted.
Conductor A material through which heat and electricity flow easily.
Insulator A material that slows the flow of heat and electricity.
Electromagnet A magnet that has coils of current-carrying wire around an iron core.
Created by: Dr. Austin