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MAGNETS

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Magnets attract to __________________.

a)

IRON

b)

NICKEL

c)

COBALT

d)

All

2.

A temporary magnet remains magnetized for a long period of time

a)
b)
3.

What do the lines around this magnet represent?

a)

North pole

b)

South pole

c)

Bar Magnet

d)

Magnetic field

4.

Where is the strongest attraction force of the magnet?

a)

at the poles

b)

in the middle

c)

above the magnet

d)

below the magnet

5.

When two magnets repel, they ________________

a)

get colder

b)

change color

c)

pull together

d)

push apart

6.

Every magnet has both a _________ pole and a __________ pole.

a)

North, South

b)

East, West

c)

Positive, Negative

d)

Positive, South

7.

If two magnets are placed so that a north pole and a south pole are facing each other, they will _____________ each other.

a)

spin

b)

attract

c)

move away

d)

repel

8.

 

By sprinkling iron filings in a magnetic field on a flat surface, it is possible to see the __________ of a magnetic field.

a)

pattern

b)

mass

c)

distance

d)

temperature

9.

Ancient people discovered magnetic rocks called lodestone. What did they use them for?

a)

Fire

b)

Compass

c)

Weapons

d)

Sculpture

10.

Sam and Tina were experimenting with magnets. Magnet A picked up three paperclips. Magnet B picked up nine paperclips. What can they infer about Magnet B?

a)

It is painted.

b)

It is weaker.

c)

It weighs more.

d)

It is stronger.

11.

You have two magnets. One is in your hand and the other is sitting on a table. You move the SOUTH pole of your magnet near the SOUTH pole of the magnet on the table. What happens?

a)

Nothing

b)

They attract

c)

They repel

d)

A chemical reaction

12.

The needle of a compass always points to which direction?

a)

East

b)

West

c)

North

d)

South

13.

Which of the following objects cannot be moved by a magnet?

a)

A toothpick

b)

A paper clip

c)

A nail

d)

A staple

14.

This large crane magnet functions only when the electrical current is ON. The crane magnet is an example of what type of magnet?

a)

Electromagnet

b)

Horse shoe magnet

c)

Disc magnet

d)

Bar magnet

15.

 

How does a Maglev train work?

a)

Powered by coal

b)

Principle of repulsion

c)

Powered by steam

d)

Principle of attraction

16.

What will the magnets in the picture do?

a)

Neither attract nor repel

b)

Attract

c)

Repel

d)

Both attract and repel

17.

Magnetic mattress pads aids ________

a)

Cancer

b)

Asthma

c)

Insomniac

18.

The ancient Greek scientist, used lodestone to pull nails from enemy ships in war to make them collapse and sink.

a)

Archimedes

b)

Magnes

c)

Einstein

d)

Newton

19.

 

Magnets are used for the black strip on top of credit cards.

a)
b)
20.

A magnet will attract ...

a)
b)
c)
d)