Magnets - Year 3

Two bar magnets (north - north) are brought near each other.

      What will you observe?

• repel

• attract

Two bar magnets (north - south) are brought near each other.

      What will you observe?

• repel

• attract

.  3. Where is the magnetic force of a bar magnet the strongest?

• a. in the center of the magnet

• b. midway between each side of the magnet

• c. at either end or pole of the magnet

• d. The magnetic force is uniform throughout the magnet.

Alin and Troy investigate the strength of magnets.

Which is the strongest magnet?

• A

• B

• C

Alin and Troy investigate the strength of magnets.

What two factors must they keep the same to make it a fair test?

• type of magnets

• type of paper clips

• number of magnets