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Worksheets

Fun With Magnets

Total questions: 15

Worksheet time: 3mins

Name
Class
Date
1.

The force by which objects tend to push each other is called -

a)

Repulsion

b)

Attraction

c)

Magnetisation

d)

None of these

2.

Parts of a magnet which are concentrated in attraction or repulsion are called -

a)

Corners

b)

Fields

c)

Poles

d)

Borders

3.

Loss of magnetism is known as _________

a)

Magnetisation

b)

Magnetic Repulsion

c)

Magnetic Attraction

d)

Demagnetisation

4.

State True or False - Magnetite is an artificial magnet.

a)

True

b)

False

5.

State True or False - Hammering strengthens the magnetic property of a magnet.

a)

True

b)

False

6.

State True or False - Magnets should be stored in pairs with their opposite poles lying side by side.

a)

True

b)

False

7.

The _______ pole of a freely suspended magnet points towards the geographical north pole.

a)

North

b)

South

c)

Left

d)

Right

8.

If you break a magnet into 8 pieces, how many north and how many south poles would be there in all?

a)

N = 4, S = 4

b)

N = 2, N = 2

c)

N = 8. S = 8

d)

N = 6, S = 12

9.

How many keepers does a horseshoe magnet need for its storage?

a)

1

b)

2

c)

5

d)

8

10.

Temporary magnets are made up of -

a)

Brass

b)

Lead

c)

Soil

d)

Soft iron

11.

Magnetic force is _________ when two magnets are kept far apart.

a)

Increased

b)

Decreased

c)

First decreased, then increased

d)

None of these

12.

Magnetic force is a -

a)

Contact force

b)

Non-contact force

c)

Muscular force

d)

None of these

13.

In ancient times, humans made crude navigational compass by using -

a)

Steel

b)

Lodestone

c)

Alnico

d)

Soft iron

14.

The magnetic south pole of the earth is near the -

a)

Geographical north pole

b)

Geographical south pole

c)

Neither (a) nor (b)

d)

Sometimes (a) sometimes (b)

15.

A magnet can induce magnetism in -

a)

Brass

b)

Aluminium

c)

Glass

d)

Steel