Quiz Review Science - Grade 4

Magnet is an object that produce magnetic field.

• True

• False

Magnet can pull or attract nail that are made of ....

• rubber

• copper

• iron

• plastic

Which one of these magnet is u-shape magnet?

• 
• 
• 
• 

Magnet are usually made of iron and ...

• steel

• copper

• aluminium

• plastic

Use a ... to keep magnet strong.

• copper

• keeper

• cooper

• cheaper

Jio has a bar magnet. He put his 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

Which of these object is magnetic materials?

• 
• 
• 
• 

Which of these object is non-magnetic material?

• iron thumbtack

• copper coin

• steel bolts

• iron nails

The pull of magnets on magnetic materials is called ...

• magnetic push of repulsion

• magnetic force of repulsion

• magnetic pull of attraction

• magnetic force of attraction

Two bar magnet are each hung from a string. When poles B and C are brought each other, they attract each other.

• (A)N-pole – (B) S-Pole – (C) N-Pole – (D) S-Pole

• (A)S-pole - (B) N-Pole – (C) N-Pole – (D) S-Pole

• (A)N-pole - (B) N-Pole – (C) N-Pole – (D) N-Pole

• A. (A)S-pole - (B) S-Pole – (C) S-Pole – (D) S-Pole