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WorksheetsElectricity and Magnetism
Total questions: 77
Worksheet time: 2hrs 31mins
Name
Class
Date
1.
Which of these would be the best material to make a wire for a simple circuit?
a)
Glass
b)
Plastic
c)
Copper
d)
Rubber
2.
Electricity is the flow of _________.
a)
Protons
b)
Neutrons
c)
Electrons
d)
Atoms
3.
Which of these objects is an insulator?
a)
Copper Wire
b)
Paper Clip
c)
Steel Pole
d)
Rubber Gloves
4.
A conductor allows energy to easily pass by.
a)
True
b)
False
5.
A pathway for electricity to travel is called___________
a)
current
b)
static electrcity
c)
circuit
d)
circle
6.
Pick the correct sentence.
a)
This circuit will work because it is a closed circuit.
b)
Energy will freely flow in this circuit.
c)
This circuit will not work because there is no energy source.
d)
This circuit will not work because there is no switch.
7.
Magnets will stick to refrigerator doors because the doors are
a)
Painted with plastic.
b)
Made of metal.
c)
Easy to open.
d)
Heavy.
8.
The two poles on a magnet are
a)
north and east
b)
north and west
c)
south and north
d)
south and west
9.
a flow of electricity
a)
current
b)
circuit
c)
filament
10.
an incomplete path through which electricity cannot flow
a)
series circuit
b)
closed circuit
c)
open circuit
11.
a material, such as metal, through which electricity will flow
a)
insulator
b)
conductor
c)
electromagnet
12.
a circuit with only one pathway for electricity to flow
a)
open circuit
b)
closed circuit
c)
series circuit
d)
parallel circuit
13.
a circuit with multiple pathways before coming together at the energy source
a)
open circuit
b)
closed circuit
c)
series circuit
d)
parallel circuit
14.
an electron has a _______ charge.
a)
postive
b)
negative
c)
nuetral
15.
to pull toward one another, as opposite poles of two magnets pull toward one another
a)
force
b)
repel
c)
charge
d)
attract
16.
to push away, as similar of two magnets push away from one another
a)
force
b)
attract
c)
repel
17.
____________ allows electricity to flow.
a)
A conductor
b)
An insulator
c)
A magnet
18.
____________ stops the flow of electricity.
a)
A conductor
b)
An insulator
c)
A magnet
19.
To complete a circuit the switch must be
a)
unattached
b)
open
c)
closed
20.
When the switch is closed, the light
a)
comes on
b)
stays off
c)
burns out
21.
The plastic around the wire is
a)
conductor
b)
insulator
c)
decoration
22.
If the lights are off, the circuit is
a)
closed
b)
open
23.
In a parallel circuit the current
a)
makes one circle
b)
stays in one path
c)
splits and goes through two components
24.
Two types of circuits are
a)
parallel and magnetic
b)
electromagnetic and series
c)
series and parallel
25.
An example of a parallel circuit is
a)
the wiring in a house
b)
a flashlight
c)
a single circular path
26.
The flow of electricity requires a
a)
complete path
b)
incomplete path
c)
insulated current
27.
What kind of circuit is this?
a)
series
b)
parallel
28.
this circuit is .....?
a)
open
b)
parallel
c)
closed
d)
The cutest little circuit evah!
29.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
30.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
31.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
32.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
33.
What is the unit of power?
a)
Amps
b)
Watts
c)
Volts
d)
Joules
34.
What is the unit of Current?
a)
Amps
b)
Watts
c)
Volts
d)
Joules
35.
What is the unit of voltage?
a)
Amps
b)
Watts
c)
Volts
d)
Joules
36.
What is the unit of energy?
a)
Amps
b)
Watts
c)
Volts
d)
Joules
37.
What 'flows' in a wire?
a)
Protons
b)
Neutrons
c)
Atoms
d)
Electrons
38.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
39.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
40.
wood is a _____?
a)
conductor
b)
insulator
41.
brass is a _____?
a)
insulator
b)
conductor
42.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
43.
A material in which electrons are not able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
44.
This circuit has more than one loop. When one light goes out, the others stay on.
a)
closed circuit
b)
series circuit
c)
parallel circuit
d)
open circuit
45.
what kind of circuit is this?
a)
parallel
b)
series
c)
chris barton
d)
open
46.
this is the symbol for a _____?
a)
switch
b)
light
c)
battery
d)
wires
47.
what is this symbol for?
a)
light bulb
b)
switch
c)
battery
d)
resistor
48.
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
49.
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
50.
If the battery produced 12.6 Volts and what would be the current flow be for a 6 Ohm resistor
a)
2.1 Amps
b)
2.4 Amps
c)
1.71 Amps
d)
15 Amps
51.
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
52.
What size resistor would produce a current flow of 5 Amps with a battery voltage of 12.6 volts
a)
60 Ohms
b)
2.52 Ohms
c)
1.71 ohms
d)
5.04 Ohms
53.
I = ?
a)
0.5 A
b)
20 A
c)
5 A
d)
2310 A
54.
The unit for current is
a)
Amps
b)
Ohms
c)
Volts
d)
Watts
55.
The symbol for current is
a)
I
b)
V
c)
A
d)
C
56.
The symbol for resistance is
a)
R
b)
V
c)
I
d)
W
57.
The unit for resistance is
a)
Ohms
b)
Volts
c)
Watts
d)
Amps
58.
The symbol for voltage is
a)
R
b)
I
c)
C
d)
V
59.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
60.
What voltage is needed to cause a 5A current flow through a 2Ω resistor?
a)
10V
b)
2.5V
c)
7V
d)
0.4V
61.
What resistance is needed to cause a 50A current flow because of a 500V battery?
a)
10Ώ
b)
5Ώ
c)
2500Ώ
d)
550Ώ
62.
What word means how hard it is for electrons to flow through.
a)
Current
b)
Voltage
c)
Resistance
d)
Power
63.
What word means how fast the electrons flow.
a)
Current
b)
Voltage
c)
Resistance
d)
Power
64.
What word means how much energy is given to / removed from the electrons.
a)
Current
b)
Voltage
c)
Resistance
d)
Power
65.
What is voltage measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
66.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
67.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
68.
How do you calculate voltage?
a)
Current X Resistance
b)
Resistance ÷ Current
c)
Current ÷ Resistance
d)
Measure it with a ruler
69.
How do you calculate current
a)
Resistance X Voltage
b)
Voltage X Resistance
c)
Resistance ÷ Voltage
d)
Voltage ÷ Resistance
70.
How do you calculate resistance?
a)
Voltage X Current
b)
Current ÷ Voltage
c)
Voltage ÷ Current
d)
Current X Amps
71.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
72.
What resistance is needed to cause a 20A current flow because of a 100V battery?
a)
0.2Ώ
b)
2000Ώ
c)
120Ώ
d)
5Ώ
73.
What is the power of a 10V bulb with 5A through it?
a)
2W
b)
2V
c)
50W
d)
50A
74.
What is the power of a 20V bulb with 5A through it?
a)
100W
b)
100V
c)
6.3W
d)
6.3A
75.
What is the current through a 11V bulb with a power of 99W?
a)
9W
b)
9A
c)
60V
d)
60A
76.
What is the current through a 4V bulb with a power of 36W?
a)
9W
b)
9A
c)
60V
d)
60A
77.
What is Ohm's Law?
a)
V=W/Q
b)
1-800-HOTLINEBLING
c)
V=IR
d)
dy/dx
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