Electricity

A particle that carries a negative electric charge is called a(n) ______.

• neutron
• atom
• proton
• electron

The potential difference that causes charges to move in a circuit is ___.

• voltage
• resistance
• current
• electric discharge

An example of a voltage source is a _____.

• voltmeter
• battery
• resistance
• switch

A circuit that is connected to Earth is said to be _____.

• series
• parallel
• grounded
• discharged

Your hair might be attracted to your comb as your hair and the combe become oppositely charged.

• true
• false

Conduction is the process of charging an object without touching it.

• true
• false

Electrical resistance is low in a good conductor.

• true
• false

What do we call the flow of electricity around a circuit?

• electric current

• insulator

• conductor

• electric circuit

A material that allows heat or electricity to flow through it is a ______________?

• insulator

• circuit

• current

• conductor

Material that does not allow heat or electricity to flow through is a _____________________.

• conductor

• insulator

• wire

• current