Chapter 6 Electricity

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Electrical charge

One of two kinds of particles, positive or negative, that are in objects.

Static Electricity

A build up of electrical charges from one object to another.

Discharge

A sudden movement of electrical charges from one object to another.

Conductor

A material that lets electric charges flow through it easily.

Insulator

A material that does not let electric charges flow through it easily.

Electric Current

A flow of electrical charges through a material, such as a wire.

Circuit

The path of an electric current.

Series Curcuit

A circuit in which the electrical charges fow through a single path.

Parallel Circuit

A circuit in which the electrical charges flow through more than one path.

Voltage

A measure of how strong a battery or another power source is.

Resistance

The ability of a substance to sppose or slow down electric current.

Transformer

An electrical tool that increases or decreases the voltage in an electric current.

Circuit Breaker

An electrical tool that switches off an electric current that gets too high.

Fuse

An electrical tool that melts to open a circuit if the electric current gets too high.

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