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Magnetic Fields Review Team Challenge

Total questions: 20

Worksheet time: 22mins

Name
Class
Date
1.
Earth's magnetic poles are in the same place as the geographic poles.
a)
True
b)
False
2.
Magnets can interact without touching.
a)
True
b)
False
3.
The motion of liquid _______ in the Earth's core creates a magnetic field.
a)
Iron
b)
Magnesium
4.
What happens when two north poles of a magnet are placed together?
a)
they repel
b)
they attract
c)
they cancel each other out
d)
the strength of the magnet is doubled
5.
A north pole and a south pole will attract.
a)
True
b)
False
6.

The area of magnetic force around a magnet is known as its _____________.

a)

magnetic field

b)

magnetic declination

c)

magnetic fan lines

d)

magnetic tan lines

7.

Dylan puts two magnetic toy trains very close to each other on a track. What will happen next, and why?

a)

The trains will not move because the magnets are not touching.

b)

The trains will move closer to each other because the magnetic force will pull the trains together.

c)

The trains will move away from each other because the magnetic force will push the trains apart.

d)

The trains will move away from each other because the magnets are not touching.

8.
True or False: A magnet is attracting when it pushes objects away from each other.
a)
True
b)
False
9.
Which way will the magnets move after they are released?
a)
Towards each other
b)
Away from each other
c)
Not enough information
10.
The energy something has because it is moving
a)
kinetic energy
b)
potential energy
c)
magnetic energy
d)
force
11.
The energy that is stored in an object or system
a)
kinetic energy
b)
potential energy
c)
magnetic energy
d)
force
12.
A child puts two magnetic toy trains next to each other on a track. What will happen next, and why?
a)
The trains will not move.
b)
The trains will move away from each other.
c)
The trains will move closer to each other.
d)
Not enough information.
13.

Are the magnetic field lines in the picture correct?

a)

Yes, because they point from north to south.

b)

No, because they point from north to south (they're supposed to go the other way).

c)

Yes, because the North pole is on the left in all pictures.

d)

No, because the North pole is on the left in all pictures (it's supposed to be on the right).

14.

The strongest part of a magnet is...

a)

the bars .

b)

the force field.

c)

the poles.

d)

the middle.

15.
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
16.

Looking at the field lines in this picture, these two magnets are ________

a)

Attracting

b)

Repelling

c)

Attracting and Repelling

d)

Doing nothing

17.
Attract
a)
To pull objects close to each other
b)
to push objects away from each other
c)
to change from one type to another
d)
an electric current 
18.
A magnet cannot not move which of the following objects?
a)
a paper clip
b)
a nail
c)
a toothpick
d)
a staple
19.
repel
a)
to push objects away from each other
b)
to provide evidence that goes against a claim
c)
an object, diagram, or computer program that helps us
d)
when two objects come close together
20.
What do magnets stick to?
a)
copper
b)
wood
c)
iron
d)
plastic