Grade 4 - How Magnets Work

Magnet is an object that produce magnetic force.

• True

• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Magnet are usually made from iron or ...

• rubber

• aluminium

• copper

• steel

What type of this magnet?

• u-shaped magnet

• bar magnet

• ring magnet

• button magnet

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NGSS.MS-PS2-5

Which of these things can attract by magnet?

• copper coins

• steel spoon

• rubber balls

• aluminium zipper

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of these things are non-magnetic materials?

• cotton towel, copper wire, steel bolts.

• rubber band, wooden ruler, cotton towel

• copper wire, iron thumbtack, steel pins

• aluminium can, iron thumbtack, steel bolts

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Nisya has a button magnet. She put her magnet near the computer. In what way would this affect the magnet?

• the magnet become stronger.

• the magnet may repel the computer

• the magnet may damage the computer

• the computer turn on.

Tags

NGSS.MS-PS2-5

The poles of a magnet are the parts where the magnetic attraction is the strongest.

• True

• False

One S-Pole and One N-Pole are called ....

• unlike pole

• like pole

• opposite pole

• halves pole

Two S-Pole are called ....

• like poles

• unlike pole

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The N-Pole of a magnet will ... the N-Pole of another magnet.

• Repel

• Attract

• Round

• Damage

Tags

NGSS.MS-PS2-3