WorksheetsElectricity and magnetism review
Total questions: 27
Worksheet time: 17mins
Name
Class
Date
1.
__________is an imbalance of electric charges within or on the surface of a material that builds up.
a)
static electricity
b)
current electricity
c)
circuits
d)
load
2.
A pathway for electricity to travel is called___________
a)
current
b)
static electrcity
c)
circuit
d)
circle
3.
A continuous flow of electricity is called_____________
a)
series
b)
circuit
c)
static
d)
current
4.
What kind of circuit is this?
a)
series
b)
parallel
5.
What is this?
a)
magnet
b)
electromagnet
c)
series circuit
d)
parallel circuit
6.
How do you make an electromagnet stronger?
a)
Add a motor and/or lightbulbs
b)
Add more light bulbs and/or wire coils
c)
add more wire coils and/or a switch
d)
add more wire coils and/or batteries
7.
How are electromagnets different from magnets?
a)
magnets can be turned on/off
b)
you can turn an electromagnet on/off
c)
magnets are more powerful
d)
magnets have a North and South pole
8.
When two magnets repel each other which poles are facing each other?
a)
North and South
b)
South and North
c)
North and North
d)
Positive and Negative
9.
When is an object negatively charged?
a)
When it gains electrons
b)
When it gains protons
c)
When it loses electrons
d)
When it has more neutrons
10.
What happens to the magnetic force as an object gets further away from the magnetic field?
a)
The force increases
b)
The force decreases
c)
The force stays the same
d)
There was no force to begin with
11.
What is a conductor?
a)
A material that stops electric current from flowing
b)
A material that allows electric current to flow easily
12.
Which is an example of a conductor?
a)
Glass
b)
Plastic
c)
Copper
d)
Wood
13.
What is an insulator?
a)
A material that DOES NOT allow electric current to flow
b)
A material that DOES allow electric current to flow
14.
What is an insulator?
a)
A material that DOES NOT allow electric current to flow
b)
A material that DOES allow electric current to flow
15.
Which is an example of an insulator?
a)
Rubber
b)
Copper
c)
Iron
d)
Steel
16.
What is magnetism?
a)
An invisible force produced by certain metals
b)
A visible force produced by certain metals
c)
An invisible force produced by all metals
d)
A visible force produced by mixtures of metals
17.
What particles of an atom are attracted to each other?
a)
Protons and Electrons
b)
Electrons and Electrons
c)
Protons and Protons
d)
Electrons and Neutrons
18.
How are the domains of a magnet organized?
a)
The domains are very weak
b)
The domains are all mixed up
c)
The domains all point in the same direction
d)
There are no domains
19.
How is electricity a force?
a)
It is not a force
b)
Electrons are pushed through a circuit
c)
Protons are pushed through a circuit
d)
Neutrons are pushed through a circuit
20.
A bar magnet is a ____________ magnet.
a)
permanent
b)
temporary
21.
Unlike poles on a magnet
a)
repel
b)
attract
22.
Like poles on a magnet
a)
attract
b)
repel
23.
Does this represent attraction or repulsion?
a)
attraction
b)
repulstion
24.
Does this show attraction or repulsion?
a)
attract
b)
repel
25.
Why are the wires covered in plastic?
a)
keeps the wire from scratching stuff
b)
makes a nice coil
c)
it is a conductor
d)
keeps you from getting shocked
26.
What is magnetism?
a)
invisible objects coming together
b)
a force that either attracts or repels certain materials
c)
full of electricity
d)
metals
27.
This picture is an example of ___________.
a)
parallel electricity
b)
series electricity
c)
thunder electricity
d)
static electricity
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