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FOSS Energy-Investigation 2 Magnetism

Total questions: 39

Worksheet time: 52mins

Name
Class
Date
1.
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
2.
Magnets have a north and a south ___________
a)
shape
b)
color
c)
pole
d)
region
3.
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
4.
Which object would a magnet attract?
a)
a glass bottle
b)
a piece of paper
c)
a metal paper clip
compass
d)
a rubber eraser
magnetic field
5.
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
6.
True or False: All metals are attracted to magnet.
a)
True
b)
False
7.
Which of the following is true about 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.
8.
A device that uses a free-moving magnetic needle to show direction is a:
a)
Ruler
b)
magnet
c)
compass
d)
magnetic field
9.
A north pole and a south pole will attract.
a)
True
b)
False
10.
This is a picture of a ________________ magnet.
a)
bar 
b)
circle 
c)
horseshoe
d)
paddle
11.
Which two metals will be attracted by a magnet?
a)
iron and steel
b)
gold and silver
c)
aluminum and lead
d)
copper and cobalt
12.
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
13.
Magnetism is a type of ____________
a)
force
b)
book
c)
plant
d)
animal
14.
What do magnets stick to?
a)
copper
b)
wood
c)
iron
d)
plastic
15.
The force of magnetism can go through many materials.
a)
True
b)
False
16.
What would we call a nail that can pick up a paperclip because it is touching a magnet?
a)
temporary magnet
b)
poles
c)
force
d)
detector
17.
The force of magnetism is stronger when magnets are ________________
a)
cold
b)
round
c)
closer together
d)
farther apart
18.
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
19.
How is Earth's magnetic field similar to that of a magnet?
a)
It is hundreds of miles long
b)
It has north and south poles
c)
It is made in Earth's core
d)
It is shaped like a horseshoe
20.
What happens when two bar magnets repel each other?
a)
The poles of the magnets pull toward each other.
b)
The poles of the magnets push away from each other.
c)
The centers of the magnets pull toward each other.
d)
The centers o the magnets push away from each other.
21.
The further two magnets are apart, the __________________ the force of magnetism.
a)
stronger
b)
weaker
c)
same
22.
True or False: A magnetic field is invisible.
a)
True
b)
False
23.

The definition of force is...

a)

powerful

b)

a negative charge

c)

a positive charge

d)

a push or pull

24.
The South end of a Magnet will...
a)
Repel to a Copper Nail
b)
Repel to the North End of another Magnet
c)
Repel to the South end of another Magnet
25.

Choose the object that would be attracted to a magnet.

a)

a plastic cup

b)

a sock

c)

tree bark

d)

a paper clip

26.

What happens when like sides of two magnets are brought together?

a)

Nothing

b)

They repel.

c)

They break

d)

They attract.

27.

What happens when the opposite sides of two magnets are brought together?

a)

They attract.

b)

Nothing happens.

c)

They shatter.

d)

They repel.

28.

What happens when the distance between two magnets increase?

a)

The force grows weaker

b)

The force is absorbed

c)

The force grows stronger

d)

The force stays the same

29.

Brandon knows that a magnetic force is invisible. Which of the following objects would NOT help him to detect a magnetic force?

a)

a compass

b)

a magnet

c)

copper

d)

iron fillings

30.

What will be attracted to the south pole of a magnet?

a)

only the north (N) pole of another magnet

b)

only the south (S) pole of another magnet

c)

anything made of iron

31.

If you bring 2 magnets together and they push away, what should happen if you turn one around?

a)

the magnets should push further apart

b)

the magnets should be attracted to one another

c)

the magnets should not move

d)

one magnet will float above the other

32.

If you bring 2 magnets together and they push away, what can you infer?

a)

the poles are different

b)

the poles are the same

c)

the magnets are made of different materials

d)

one end is the north pole and the other end is the south pole

33.

Magnets can push or pull some __________ objects

a)

wood

b)

liquid

c)

metal

d)

plastic

34.

If you cut permanent magnet into four pieces, you will have _______________. Choose the best answer.

a)

Four temporary magnets

b)

Four smaller permanent magnets

c)

Two north poles and two south poles

d)

Four objects that are no longer magnets

35.

What is the difference between a temporary magnet and a permanent magnet?

Select all that apply:

a)

Temporary is influenced by a magnetic field for a short period of time, while permanent magnets remain magnetized.

b)

Temporary is always magnetized while permanent is influenced by a magnetic field for a short period of time.

c)

An example of temporary - bar magnet

An example of permanent - donut magnet induced paperclip

d)

An example of temporary - donut magnet induces paperclip

An example of permanent - bar magnet

36.
If two magnets were in this order: NS SN they would:
a)
A. Repel
b)
B. Attract
c)
C. Do nothing
37.
If two magnets were in this order: NS NS they would:
a)
A. Repel
b)
B. Attract
c)
C. Do nothing
38.

What do you call a piece of metal that behaves like a magnet when it is touching a permanent magnet?

a)

attract

b)

induced magnetism

c)

temporary magnet

d)

detector

39.

What do you it when a piece of iron acts like a magnet because the iron is the original magnet's magnetic field?

a)

force

b)

temporary magnet

c)

induced magnetism

d)

magnet