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WorksheetsIPC Electricity and Magnetism Test Review
Total questions: 65
Worksheet time: 53mins
Name
Class
Date
1.
Two like charges
a)
repel each other
b)
neutralize each other
c)
attract each other
d)
do what they want
2.
Electrical charges are strongest when the charges are
a)
far apart
b)
close together
c)
the same everywhere
d)
"One hunnerd"
3.
The charge of an electron is
a)
positive
b)
negative
c)
electrons have no charge
4.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
5.
What object would best complete this circuit?
a)
A battery
b)
a peice of yarn
c)
an insulator
d)
a conductor
6.
Olivia wanted to complete her circuit with a conductor. What object is her best option?
a)
Wood stick
b)
Glass bead
c)
Aluminum foil
d)
Styrofoam
7.
Claire wants to complete her circuit with a conductor. What object is her best option?
a)
rubber
b)
a penny
c)
card board
d)
plastic spoon
8.
You know that the object connected to the wires is a conductor because:
a)
The light bulb is glowing bright.
b)
It's a complete circuit.
c)
It's a closed circuit.
d)
The object is shiny.
9.
Which is NOT an insulator.
a)
Wool
b)
Plastic
c)
Copper
d)
Glass
10.
Which one is an insulator?
a)
Silver
b)
Copper
c)
Mechanical pencil
d)
plastic
11.
All of the following are conductors except _______.
a)
metal spoon
b)
wire
c)
humans
d)
plastic spoon
12.
All of the following are insulators of electricity except _____.
a)
glass
b)
rubber
c)
plastic
d)
metal
13.
An insulator is a material that:
a)
Transfers thermal and electrical energy
b)
Transfers electrical energy and slows thermal energy
c)
Slows electrical energy and allows thermal energy to pass
d)
Slows thermal and electrical energy from transfering
14.
What is the unit for voltage?
a)
volts
b)
amps
c)
ohms
d)
watts
15.
What kind of circuit is this?
a)
series
b)
parallel
16.
What type of circuit is show in the image?
a)
Series Circuit
b)
Parallel Circuit
17.
What is a Parallel circuit?
a)
Has only one path
b)
Has more than one path
c)
Allows energy to travel through easily
d)
Has only one light bulb
18.
What is this symbol for?
a)
light bulb
b)
cell
c)
battery
d)
resistor
19.
This is a symbol for_________?
a)
Wire
b)
Battery
c)
Buzzer
d)
Fuse
20.
this circuit is .....?
a)
open
b)
parallel
c)
closed
d)
The cutest little circuit evah!
21.
When there is only one path for electrons to move through it is called a _____. When one light goes out, they all go out.
a)
closed circuit
b)
parallel circuit
c)
series circuit
d)
open circuit
22.
What is a switch's function in a circuit?
a)
to make the current hotter or colder
b)
turn on and off the flow of current
c)
the pathway that current flows
d)
to add more power to the circuit
23.
If bulb 1 burns out, what will occur?
a)
bulbs 2 and 3 will go out
b)
bulbs 2 and 3 receive more volts
c)
bulbs 2 and 3 will stay lit
d)
nothing will happen
24.
Would would best complete this circuit?
a)
A wire
b)
A switch
c)
A battery
d)
A light bulb
25.
Which statement is true?
a)
The light bulb will light up because the circuit is complete.
b)
The light bulb will light up because the circuit is broken.
c)
The light bulb will not light up because the circuit is complete.
d)
The light bulb will not light up because the circuit is broken.
26.
Ohm's Law
a)
V = IR
b)
P = IV
c)
v = d/t
27.
What is the unit for current?
a)
volts
b)
amps
c)
ohms
d)
watts
28.
What is the unit for resistance?
a)
volts
b)
amps
c)
ohms
d)
watts
29.
What is the unit for power?
a)
volts
b)
amps
c)
ohms
d)
watts
30.
According to Ohm's Law, current ___________ when voltage increases.
a)
increases
b)
decreases
c)
stays the same
31.
Type of circuit?
a)
series
b)
parallel
c)
combination
d)
none of the above
32.
How many Volts would it take to push 1 Amp through a resistance of 1 Ohm
a)
10 volts
b)
1 volt
c)
48 volts
d)
5 volts
33.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
34.
How many Volts would we need to produce a current flow of 8 Amps through a 6 Ohm resistor
a)
12 volts
b)
24 volts
c)
1.3333
d)
48 volts
35.
What letter represents Current?
a)
A
b)
I
c)
R
d)
E
36.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
37.
How do you calculate voltage?
a)
Current X Resistance
b)
Resistance ÷ Current
c)
Current ÷ Resistance
d)
Measure it with a ruler
38.
How do you calculate current
a)
Resistance X Voltage
b)
Voltage X Resistance
c)
Resistance ÷ Voltage
d)
Voltage ÷ Resistance
39.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
40.
What is the power of a 20V bulb with 5A through it?
a)
100W
b)
100V
c)
6.3W
d)
6.3A
41.
What is the power of a 10V bulb with 5A through it?
a)
2W
b)
2V
c)
50W
d)
50A
42.
What resistance is needed to cause a 20A current flow because of a 100V battery?
a)
0.2Ώ
b)
2000Ώ
c)
120Ώ
d)
5Ώ
43.
What is the current through a 11V bulb with a power of 99W?
a)
9W
b)
9A
c)
60V
d)
60A
44.
What is the current through a 4V bulb with a power of 36W?
a)
9W
b)
9A
c)
60V
d)
60A
45.
Which of the following is shown in the picture?
a)
Electromagnet
b)
Electric generator
c)
Electric motor
d)
Transformer
46.
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
47.
What is magnetism?
a)
Energy created by magnets
b)
A force created by magnets
c)
A contact force
d)
An invisible force that attracts electrically charged particles
48.
What are the ends of a magnet called?
a)
East and west poles
b)
Left and Right ends
c)
North and South ends
d)
North and South poles
49.
What is the name of the force that attracts or repels materials?
a)
current
b)
electricity
c)
magnetism
50.
Surrounding every magnet is a __________ __________.
a)
magnetic field
b)
electrical current
c)
another magnet
51.
If I were to try to connect the North pole of one magnet to the North pole of another magnet, the two poles would:
a)
attract
b)
repel
c)
neither
52.
If I were to try to connect the North pole of one magnet to the South pole of another magnet, the two poles would:
a)
attract
b)
repel
c)
neither
53.
In order for an electromagnet to be formed, an __________ current must pass through a coil of __________ wrapped around an ________ core.
a)
wire, iron, electric
b)
electric, wire, iron
c)
iron, electric, wire
54.
When two magnets attract, they ______________
a)
push apart
b)
change color
c)
get colder
d)
pull together
55.
When two magnets repel, they ________________
a)
change color
b)
pull together
c)
push apart
d)
get colder
56.
Opposite magnetic forces _____ each other.
a)
Attract
b)
Repel
57.
A north pole and a south pole will attract.
a)
True
b)
False
58.
An electric current flows through a continuous loop known as a ____________.
a)
Circuit
b)
Field
c)
Domain
d)
Switch
59.
Ms Jo Jo rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?
a)
The balloons will repel each other.
b)
The balloons will attract each other.
c)
The balloons will become positively (+) charged.
d)
The balloons will pop.
60.
A magnetic domain contains:
a)
Clusters of aligned atoms
b)
Clusters of randomly oriented atoms
61.
The box on the left would most likely be:
a)
Magnetized
b)
Not magnetized
62.
Adding another load (such as a light bulb) in a series circuit ______________ the total current in the circuit.
a)
Increases
b)
Decreases
c)
Does not change
63.
What do the lines around this magnet represent?
a)
North Pole
b)
South Pole
c)
Magnetic Declination
d)
Magnetic Field
64.
If you place the North pole of a magnet next to the South pole of another magnet, they will:
a)
Attract
b)
Repel
c)
Do nothing
d)
Shatter
65.
What type of particle from an atom causes a flow of electricity
a)
Neutron
b)
Nucleus
c)
Proton
d)
Electron
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