When a neon sign is plugged in, electrical energy is transformed to: (Select ALL that apply)

• light energy

• sound energy

• heat energy

• electrical energy

Electric current is the flow of charged particles in

• different directions.

• the same direction.

Do you think that a balloon and a shirt will (select ALL that apply)?

• have the same charge.

• have opposite charge.

• repel, or push away, each other.

• attract, or pull toward, each other.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is an insulator in an electrical wire? (select ALL that apply)

• copper wire

• plastic covering

• a material that does not allow electrical current to flow through it

• a material that does allow electrical current to flow through it

A material that allows electric current to flow through it is called a conductor. Select ALL good conductors of electricity.

• Plastic

• Metal

• Copper

• Paper

• Aluminium