Magnets

A natural magnet

• Magnetite

• Lodestone

• Both

• None

Magnet is an object that attracts other objects made of metals, such as iron, cobalt and nickel.

• True

• False

Natural magnets are of different shapes like bar magnet, circular magnet, horseshoe magnet and cylindrical magnet

• True

• False

A magnetic material will contain at least one of the following metals

• Iron, cobalt, copper, nickel

• Iron, nickel, copper

• Copper, iron, cobalt

• Cobalt, nickel and iron

Select the correct set of non-magnetic materials

• Needle, paper, glass

• Glass, iron rod, paper

• Paper, glass, aluminium, zinc

• Paper, copper, cobalt, nickel

The end portions of the magnets are called

• Ends of the magnet

• Tips of the magnets

• Poles of the magnet

The end of the magnet that points towards the north is called _____

• North seeking end or the north pole

• North tip of the magnet

• South seeking end or the north pole

The Earth itself is like a giant non-magnet

• True

• False

A freely suspended magnet responds to the magnetic force of the Earth and points in the North-south direction. What is this property called

• North and South seeking property

• Directive property

• Magnets are inseparable

• Attractive property

Which property is used to make a compass?

• Directive property

• Attractive property

• Poles are inseparable.