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WorksheetsMagnetism
Total questions: 50
Worksheet time: 37mins
Name
Class
Date
1.
Magnetism is generated by moving
a)
protons.
b)
electrons.
c)
neutrons.
d)
elements.
2.
What do the lines around this magnet represent?
a)
North Pole
b)
South Pole
c)
Magnetic Declination
d)
Magnetic Field
3.
As the distance between two magnets increases (they get farther apart), the force between them:
a)
Increases
b)
Decreases
c)
Stays the Same
4.
If you cut a magnet in half, what happens to the poles?
a)
One half gets the North Pole, the other half gets the South Pole
b)
Both halves get only a North Pole
c)
Both halves get only a South Pole
d)
Both halves get a North pole and a South Pole
5.
What is responsible for the Magnetic Field around Earth?
a)
The Earth's crust
b)
The Earth's molton iron core
c)
The Earth's mantel
d)
The Sun
6.
If the North Pole of a permanent magnet is placed next to a compass as seen in the picture, which direction will the needle move?
a)
Clockwise
b)
Counter-clockwise
c)
It will not move
d)
Need more information
7.
The strongest part of a magnet is...
a)
the bars.
b)
the force field.
c)
the poles.
d)
the middle.
8.
If a glass plate is placed over a magnet and iron filings are sprinkled over the glass, a pattern will be visible. What does this pattern indicate?
a)
The magnetic field
b)
The electrostatic field
c)
The piezoelectric effect
d)
The chemical reaction of the magnet and the filings
9.
What causes magnetism?
a)
the sun
b)
moving neutrons
c)
moving charges
d)
friction
10.
How can a wire become magnetic?
a)
point it north
b)
add a resistor
c)
heat it up
d)
run a current through it
11.
Magnets have a north and a south ___________
Los imanes tienen un norte y un sur ___________
a)
shape
b)
color
c)
pole
d)
region
12.
What happens when two north poles of a magnet are placed together?
¿Qué sucede cuando dos polos norte de un imán se colocan juntos?
a)
they repel (push away)
se repelen (se alejan)
b)
they attract (pull together)
se atraen
c)
they cancel each other out
se cancelan mutuamente
d)
the strength of the magnet is doubled
la fuerza del imán se duplica
13.
True or False: All metals are attracted to magnet.
Verdadero o Falso: Todos los metales son atraídos por el imán.
a)
True
b)
False
14.
Magnetism is....
a)
The part of the magnet where the force is the strongest
b)
A force created by magnets that pulls some metals
c)
To Pull towards
d)
An object able to pull some metals towards itself
15.
To attract means....
a)
The part of the magnet where the force is the strongest
b)
A force created by magnets that pulls some metals
c)
To Pull towards
d)
An object able to pull some metals towards itself
16.
To repel means....
a)
To push away
b)
A force created by magnets that pulls some metals
c)
To Pull towards
d)
An object able to pull some metals towards itself
17.
Coin
a)
Magnetic
b)
Not Magnetic
18.
eraser
a)
Magnetic
b)
Not Magnetic
19.
Metal Tack
a)
Magnetic
b)
Not Magnetic
20.
nail
a)
Magnetic
b)
Not Magnetic
21.
pencil
a)
magnetic
b)
not magnetic
22.
Do these magnets attract or repel?
a)
Attract
b)
Repel
23.
Do these magnets attract or repel?
a)
Attrack
b)
Repel
24.
A north pole and a south pole will attract.
a)
True
b)
False
25.
A magnet cannot not move which of the following objects?
a)
a paper clip
b)
a nail
c)
a toothpick
d)
a staple
26.
How is a permanent magnet DIFFERENT from a temporary magnet?
a)
A permanent magnet attracts materials made of iron.
b)
A permanent magnet has poles.
c)
A permanent magnet has a magnetic field.
d)
A permanent magnet keeps its magnetism for a long time.
27.
Earth acts like a giant magnet because its center is made up MOSTLY of
a)
granite
b)
limestone
c)
iron
d)
nickel
28.
It is possible for a magnet to have only one pole.
a)
True
b)
False
29.
A device that uses a free-moving magnetic needle to show direction is a:
a)
lodestone
b)
magnet
c)
compass
d)
magnetic field
30.
Earth's magnetic field and a bar magnet attract particles to the same locations. Where are they?
a)
The middle
b)
All around the outside
c)
The north and south poles
d)
First to the middle, then to the ends
31.
Where is Earth's magnetic field strongest?
a)
Along the outside lines
b)
Along the inside lines on either side
c)
Where the lines are close together at the poles
d)
In the space outside of the lines
32.
Why does a compass needle point north?
a)
The compass is a bar magnet
b)
Because north is up
c)
Because it's magic
d)
It lines up with the Earth's magnetic field
33.
When two magnets attract, they ______________
a)
push apart
b)
change color
c)
get colder
d)
pull together
34.
When two magnets repel, they ________________
a)
change color
b)
pull together
c)
push apart
d)
get colder
35.
What will happen when these magnets are brought close together?
a)
They will attract each other.
b)
They will repel each other.
c)
Both magnets will turn to the left
d)
Both magnets will turn to the right
36.
This large crane magnet functions only when the electrical current is ON. The crane magnet is an example of what type of magnet?
a)
NIB Magnet
b)
Ceramic Magnet
c)
Electromagnet
d)
funnel magnet
37.
Iron, Nickel and cobalt are all __________________ materials
a)
Shiny
b)
poles
c)
magnetic
d)
cold
38.
What characteristics do magnetic substances have?
a)
They can give you a "shock" when you touch them
b)
They can push or pull objects without touching them
c)
They are always black and cold to touch
d)
They fall faster than other objects when you drop them
39.
Which of the following is true of a bar magnet?
a)
Its magnetic field is strongest near its center.
b)
It is surrounded by a magnetic field.
c)
The north pole is stronger than the south pole.
d)
The south pole is stronger than the north pole.
40.
This is a picture of a ________________ magnet.
a)
bar
b)
circle
c)
horseshoe
d)
paddle
41.
The space around a magnet where the force of a magnet can attract best is called__________
a)
magnetism
b)
bar magnet
c)
horseshoe magnet
d)
magnetic field
42.
The center of a bar magnet is the strongest
a)
True
b)
False
43.
The lines on this image are called...
a)
magnetic field lines
b)
iron fillings
c)
graphite lines
d)
none of these
44.
Magnetic NORTH is actually geographic _________
a)
SOUTH
b)
NORTH
c)
EAST
d)
WEST
45.
Electricity can be used to create a magnet
a)
True
b)
False
46.
Magnetism is a force.
a)
True
b)
False
47.
A magnet will be attracted to a _____.
a)
styrofoam
b)
cork
c)
nail
d)
paper
48.
All magnets have _____ poles.
a)
1
b)
2
c)
3
d)
4
49.
A magnet will not work in water.
a)
True
b)
False
50.
A magnetized iron nail is called a ________ magnet.
a)
permanent
b)
temporary
c)
horseshoe
d)
industrial
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