electric circuit

An electric current is an electric charge in motion

• true

• false

An electric current flows slowly and visibly

• true

• false

are materials through which electric charges move easily.

• conductors

• insulator

is a material through which an electric charge moves with difficulty

• conductor

• insulator

• conductor

• insulator

• conductor

• insulator

• conductor

• insulator

• conductor

• insulator

Why electrical wiring usually are covered with a layer of plastic?

• To make it look pretty

• To help electricity flow along the wire

• To make it safe

• To add more energy

Why is electrical wiring usually made from copper?

• Because copper is shiny

• Because copper conducts electricity

• Because copper is not magnetic

• Because copper insulate electricity