Non-contact forces

Non-contact forces

Multiple Choice

How can we control an electromagnet?

• By turning the electricity on and off.

• By turning the kinetic energy on and off.

Fill in the Blank

The force of attraction is the strongest on a magnet at the north and ___________ poles.

Multiple Choice

What type of magnet can be turned on and off?

• electromagnet

• permanent magnet

• electricity

• battery

Multiple Choice

How is a permanent magnet DIFFERENT from a temporary magnet?

• A permanent magnet attracts materials made of iron.

• A permanent magnet has poles.

• A permanent magnet keeps its magnetism for a long time.

Multiple Choice

Two north poles will attract.

• True

• False

Multiple Choice

On a magnet, a north pole and south pole will attract.

• True

• False

Open Ended

Type yes or no:

Can the force of magnetism go through many materials?

Multiple Choice

Magnetism is a type of ____________

• force

• book

• plant

Poll

How many magnets can you find around your house?

• 1-4

• 5-8

• 8-10

• 10+