Topic 5 Opposites Attract Opposites Attract Test 1

topic 5: opposites attract opposites attract - test 1. tick which of these materials can be used to make a magnet?

Topic 5: Opposites attract

Opposites attract - Test
1.
Tick which of these materials can be used to make a magnet?
Wood
Iron
Plastic
Rubber
Nickel
Copper
Gold
Cobalt
1 mark
2.
The pushing or pulling force of a magnet
is strongest in the middle of the magnet strongest at the ends of
the magnet
the same all the way through the magnet Tick the correct answer.
3.
Two magnets are placed next to each other and push (repel) each
other apart. What is one possible explanation for this?
The north poles of both magnets are facing one
another One magnet is made of gold
The north pole of one magnet is facing the south pole of the other magnet
Tick the correct answer.
4.

All of these are made out of a metal.
1 mark
1 mark
Nickel screw
Iron nail
1 mark
Gold ring
Steel paper clip
Brass drawing pin
Copper wire
Aluminium foil
1 mark

a.
Name the three objects that will be attracted by a magnet.
b.
Name the four objects that will not be attracted to
a magnet.
5.
Some of these statements are true and some are false (not
true). Tick the right box to show which are which.
True
False
Magnets of the same size are equally strong
A magnet always repels a magnetic material
The Earth’s magnetism is strongest at the North pole
Lodestone was used to make the earliest compasses
Like poles on a magnet attract
Magnetism is a non-contact force
1 mark

Opposites attract - Test
6.
Which of these work because there is a magnet in them?
Yes
No
A compass
Weighing scales
A door lock
A maglev train
A watch
A speedometer
1 mark
7.
Ali and Jane describe their ideas about metals.
All metals are magnetic.
Ali Jane
Jane recorded some observations from their investigation in a table.
Only some metals are magnetic.
1 mark

Observation
Supports Ali’s and Jane’s ideas
Supports only Jane’s ideas
Does not support either’s ideas
The iron nail is attracted to the magnet.
The steel clip is attracted to the magnet.
The metal coin is not attracted to the magnet.
The modelling clay is not attracted to the magnet.
The chocolate is not attracted to the magnet.