Electricity and Magnetism

How is a bar magnet and a electromagnet different?

• A bar magnet is permanent, while a electromagnet is temporary

• They are the same, what are you talking about?

• An electromagnet needs an electric source to have a magnetic field, while a bar magnet doesn't

• A bar magnet is a bad magnet and an elctromagnet is better ANYWAYYY

A magnetic field is __________ at both its poles

• weakest

• strongest

• equal

When a magnet is broken in half, each will still have its own north-seeking and south-seeking ________.

• ends

• poles

• energy

Copper and other metals are an example of:

What is current electricity?

• The build up of electrons.

• The flow of electrons through a wire.

If you face north and north toward each other, what would happen?

• They wouldn't do anything.

• They would attract.

• They would repel.

• They would lose magnetic charge.

Tags

NGSS.MS-PS2-5

What can a magnet pick up?

(multi choice)

• iron

• toothpick

• cobalt

• gold

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is a circuit??

• a complete pathway electricity can flow through

• another word for electrons

• the amount of electrons flowing through a wire

What are the two forms of ELECTRICITY?

• static and non

• neutral and charged

• static and current

• current and past

Which is an example of STATIC electricity?

• lightbulb

• circuit

• battery

• lightning