Fun with Magnets_4

In olden days, sailors used to find directions by suspending a piece of _________

• wood
• rope
• magnet
• glass

the material which are attracted towards a magnet are called ................. material.

• ferromagnetic
• magnetic-resistant
• repellent
• non-magnetic

paper is not a .................... material.

• metallic
• plastic
• synthetic
• artificial

Every magnet always has .......................... poles.

• one
• two
• four
• three

The attracation of a magnet is strongest at its .............................

• center
• edges
• poles
• surface

The same type of magnetic poles are called ................... poles whereas types of magnetic poles whereas different types of magnetic poles are called .................... poles.

• Up, Down
• North, South
• Opposite, Like
• Positive, Negative

In order to convert an iron piece into a magnet, we should stoke it with the same ................... of a bar magnet in the ................... direction repeatedly.

• pole, same
• material, different
• size, random
• color, opposite

Which of the following makes use of a magnet?

• Telescope
• Calculator
• Microscope
• a door stopper

What happens when we hit a magnet with a hammer ?

• It will become stronger
• It demagnetises

• It will explode
• It will turn into a different element

A Free-turning magnet will always rest in :

• the east-west direction
• north-south direction

• the center of the earth
• the moon's gravitational pull