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WorksheetsHow Magnets Work
Total questions: 96
Worksheet time: 48mins
What kind of magnet is this?
Round
Horseshoe
Bar
Ring
What kind of magnet is this?
Bar
Horseshoe
Ring
A north magnet
What kind of magnet is this?
Bar
Rectangle
Horseshoe
Ring
What happens when 2 north poles of magnets are facing each other?
It splits in half
Nothing
They repel
They attract
Why will a compass point toward a bar magnet a few inches away instead of to Earth's north magnetic pole?
Earth is a giant magnet, but the magnet is closer.
The compass's needle only works when it is outside.
The magnet made Earth's magnetic field change direction.
Earth is bigger than the magnet so it has more gravity.
An Electromagnet is different from a permanent magnet. In order for an electromagnet to work, what must be true?
It has to be touching another magnet.
It must be heated until it is almost melting.
It must have a complete electrical circuit.
It must be lined up with Earth's magnetic field.
What is true of magnetic substances?
They can move iron objects without touching them.
They can give a shock when you touch them.
They fall faster when you drop them.
They are always black and cold to touch.
In the picture of the magnets, what do you predict will happen?
Set A will attract and Set B will repel.
Set A will repel and Set B will attract.
They will both attract.
They will both repel
A complete electrical circuit made of wire coiled around an iron rod, a battery, and a switch are components of which of the following?
A permanent magnet
A natural magnet
A magnetized paper clip
An electromagnet
Keisha made an electromagnet in class. She wound a wire over and over around a paper tube. Then she connected the ends of the wire to a battery. She tested the electromagnet, and it attracted some paper clips.
She is wondering if it really made the electromagnet stronger if the wire was wound more times around the tube. What is the best way to find out?
Try lifting more paper clips and iron filings.
Try winding the wire 20, 30, 40, then 50 times.
Try adding 2, 3, 4, then 5 batteries.
Try changing to a different kind of wire.
What is our best evidence that Earth has a magnetic field?
Earth's oceans all have currents.
Winds blow from east to west.
A compass needle lines up with earth.
All things fall toward earth's center.
How is earth's magnetic field similar to that of a bar magnet?
It is hundreds of miles long.
It has a north and a south pole.
It is shaped like a horseshoe.
It is made in earths core.
Which would be the best way to observe and compare the magnetic fields of different kinds and shapes of magnets?
Ask a high school teacher.
Read a book about magnets.
Search the internet.
Do an experiment with magnets and iron filings.
Both Earth and a bar magnet have a _________ field with north and south poles.
Geographic
Atmospheric
Magnetic
Electric
Colby decided to make a compass. He rubbed a needle 100 times with a magnet. Then he hung the needle on a thread. What will happen?
The needle would turn until one end pointed down.
The needle would turn until one end pointed north.
The needle would spin around and never stop.
The needle would point in no certain direction.
Which statement is true?
All Magnets have a North and South Pole
All magnets can attract large objects
Magnets can not pull through Solids.
All Magnets have the Same shape and Size
Which of these materials will a Magnet Attract?
Plastic
Iron
Rubber
Wood
Looking at the drawing. If you tried to move these 2 magnets closer together, what would you feel?
Push Away
Pull Closer together
No Force
Nothing
Which part of the Magnet is Strongest?
Center
Sides
Poles
The AREA around a magnet where you feel a force.
Gravity
Magnetic Field
Poles
The Earth is the Largest Magnet of All.
True
False
Earth acts like a giant magnet because its center is made up MOSTLY of
copper
diamonds
iron
nickel
This pictures shows the how the magnetic field works. Where is Earth's magnetic field the strongest?
Along the outside lines
Along the inside lines on either side
Where the lines are closest together at the poles
it's the same in all of the places
Most rocks are magnetic.
At magnet usually made of . . . .
wooden and plastic
alumunium and copper
rubber and glass
iron and steel
Which object would a magnet pull . . . .
What are the ends of a magnet called . . . .
poles
ends
metal
tops
What is the purpose of a compass . . . .
to tell you directions
to tell how far you have walked
to tell what time you left
to tell where the sun is
Bar magnets have two poles. What are they . . . .
red and blue
north and south
east and west
red and green
Like poles __________ each other while unlike poles ___________ each other.
attract, repel
repel, attract
oppose, connect
connect, oppose
Magnet can attracts ....
In the picture of the magnets, what do you predict will happen . . . .
Set A will attract and Set B will repel.
Set A will repel and Set B will attract.
They will both attract.
They will both repel
What happens when two north poles of a magnet are placed together . . . .
they cancel each other out
they attract
they repel
the strength of the magnet is doubled
Where is the force of attraction the strongest on a magnet . . . .
at the poles
in the middle
above the magnet
below the magnet
What happens when two north poles of a magnet are placed together . . . .
they repel
they attract
they cancel each other out
the strength of the magnet is doubled
What is a natural magnet known as . . . .
Toroid
Lodestone
Haematite
Solenoid
In which direction does a magnet always point when suspended freely . . . .
South-West
West-South
East-West
North-South
Which of the following will not be attracted by a magnet . . . .
15. Unlike poles of magnets attract each other. The pull between the unlike poles is called . . . .
the magnetic force of repulsion
the poles
magnetic field
the magnetic force of attraction
Magnet is an object that produce magnetic force.
True
False
Magnet are usually made from iron or ...
rubber
aluminium
copper
steel
What type of this magnet?
u-shaped magnet
bar magnet
ring magnet
button magnet
Which of these things can attract by magnet?
copper coins
steel spoon
rubber balls
aluminium zipper
Which of these things are non-magnetic materials?
cotton towel, copper wire, steel bolts.
rubber band, wooden ruler, cotton towel
copper wire, iron thumbtack, steel pins
aluminium can, iron thumbtack, steel bolts
Nisya has a button magnet. She put her magnet near the computer. In what way would this affect the magnet?
the magnet become stronger.
the magnet may repel the computer
the magnet may damage the computer
the computer turn on.
The poles of a magnet are the parts where the magnetic attraction is the strongest.
True
False
One S-Pole and One N-Pole are called ....
unlike pole
like pole
opposite pole
halves pole
Two S-Pole are called ....
like poles
unlike pole
The N-Pole of a magnet will ... the N-Pole of another magnet.
Repel
Attract
Round
Damage
Two bar magnets are each hung from a string. When poles B and C are brought near to each other, they attract each other. Which of the following show the possible arrangements of poles of A, B, C and D?
(A) N-Pole - (B) S-Pole - (C) N-Pole - (D) S-Pole
(A)S-Pole - (B) N-Pole - (C) N-Pole - (D) S-Pole
(A) N-Pole - (B) N-Pole - (C) N-Pole - (D) N-Pole
(A) S-Pole - (B) S-Pole - (C) S-Pole - (D) S-Pole
What happens when we place these two magnet near each other?
they repel each other
they attract each other
they damage each other
they produce sparks
Nino has a horseshoe magnet. Each pole of Nino's magnet can attract 6 iron thumbtack end to end. Vira has a bar magnet. Each pole of Vira's magnet can attract 4 iron thumbtack end to end. Whose magnet is weaker?
Vira
Nino
Both magnet strong
Both magnet weak
Where can you find the button magnet?
A compass has a needle which is a magnet. It is used to show ....
directions
weathers
temperature
mugginess
A magnet will pick up an object that is made of...
plastic
iron or steel
glass
copper
The strongest parts of the magnet are ...
fronts
backs
poles
middle
Like magnetic poles push each other away
true
false
Which of the following is a rock that will pick up iron?
pumice
granite
magnetite
limestone
What would happen if you touched a south pole end of a magnet to a north pole end of another magnet?
they would be attracted to each other
they would be repelled from each other
What is the purpose of a compass?
to tell you directions
to tell how far you have walked
to tell what time you left
to tell where the sun is
The earth has one magnetic pole.
true
false
What would happen is a north pole of a magnet came close to a north pole of another magnet?
they would be attracted to each other
they would be repelled from each other
Which direction does a compass always point?
north
south
east
west
The middle of the magnet is the ________________ point.
hottest
coldest
weakest
strongest
The area around a magnet is called the .....
attraction zone
work area
magnetic field
hot zone
Choose the right name of the magnet below.
Cylinder magnet
Bar magnet
Horseshoe magnet
Button magnet
The strongest parts of the magnet are ...
fronts
backs
poles
middle
The middle of the magnet is the ________________ point.
hottest
coldest
weakest
strongest
A magnet will pick up an object that is made of...
plastic
iron or steel
glass
copper
Bar magnets have two poles. What are they?
north and south
red and blue
east and west
red and green
The area around a magnet is called the .....
attraction zone
work area
magnetic field
hot zone
What does repel mean?
magnets move toward each other
magnets do not have magnetism
magnets move away from each other
magnets stick together
Some metallic materials are magnetic and some are not. The following are made of metallic materials. Which one is magnetic?
aluminum
steel
tin
copper
Non Magnetic Material is ____________________
Cobalt
Nickel
Iron
Aluminum
What happens if you hold the south pole of one magnet close to the north pole of another magnet?
They will attract each other
They will repel each other
They will grow very hot
Nothing will happen
Choose the object that can be attracted to magnets.
nail
book
rubber
matchstick
Choose the object that can be attracted to magnets.
ruler
paper
needle
tissue
Like poles __________ each other while unlike poles ___________ each other.
attract, repel
repel, attract
oppose, connect
connect, oppose
What happens if you hold the north poles of two different magnets close to each other?
They will attract each other
They will repel each other
They will grow very hot
Nothing will happen
Aisyah places two ring magnets A and B as shown.
If the top of magnet A is North pole, what pole is x in magnet B?
(a)
A magnet can attract all metals.
True
False
A magnet cannot attract all non-metals.
True
False
The North pole of a magnet will repel the South pole of
another magnet.
True
False
Like poles (a) each other.
The (a) is a simple device which has been used from the ancient times by the sailors and other travellers to find directions.
