WorksheetsEC Lessons 1-5
Total questions: 58
Worksheet time: 1hrs 24mins
Name
Class
Date
1.
The bottom of a bulb is made of _________.
a)
plastic
b)
glass
c)
metal
d)
scorpions
2.
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.
3.
Electricity that flows in a closed path is called a
a)
path
b)
volts
c)
circuit
4.
Possible bonus question-
Magnetism created by an electric current is called ________.
Magnetism created by an electric current is called ________.
a)
electricity
b)
electromagnetism
c)
wind energy
5.
Two batteries in a circuit make the lights in the circuit brighter than one battery.
a)
true
b)
false
6.
The flow of electricity requires a
a)
complete path
b)
incomplete path
c)
insulated current
7.
Possible bonus question-
Electricity is the flow of ______.
Electricity is the flow of ______.
a)
electrons
b)
protons
c)
neutrons
d)
atoms
8.
What would happen if an extra battery cell is added?
a)
A)The lights will glow dim
b)
The wire will glow
c)
The lights will glow brighter
d)
None of the above
9.
What can we do to make this circuit pictured complete?
a)
connect the wire
b)
disconnect the wire from the lightbulb
c)
screw in the lightbulb
d)
replace the battery
10.
What is the power source for this circuit and the circuits we make in class?
a)
Battery
b)
Electric socket
c)
Wires
d)
Magic
11.
Possible bonus question-
The ____________ is the energy that flows from the battery, through the wire in it’s path through the circuit.
The ____________ is the energy that flows from the battery, through the wire in it’s path through the circuit.
a)
Electric Current
b)
Conductor
c)
Electromagnet
d)
Insulator
12.
Is the circuit pictured complete or incomplete?
a)
Complete
b)
Incomplete
13.
In the following diagram, the light bulb is:
a)
Pathway
b)
Energy source
c)
The conductor
d)
The energy receiver
14.
Possible bonus question-
Which of the following is an example of electric energy being converted to energy of sound?
Which of the following is an example of electric energy being converted to energy of sound?
a)
ceiling fan
b)
oven
c)
buzzer
d)
light bulb
15.
Possible bonus question-
Which of the following is an example of electric energy being converted to heat energy?
Which of the following is an example of electric energy being converted to heat energy?
a)
ceiling fan
b)
oven
c)
buzzer
d)
light bulb
16.
Possible bonus question-
Which of the following is an example of electric energy being converted to energy of motion?
Which of the following is an example of electric energy being converted to energy of motion?
a)
ceiling fan
b)
oven
c)
buzzer
d)
light bulb
17.
Possible bonus question-
True or False, lighting is a form of static electricity.
True or False, lighting is a form of static electricity.
a)
True
b)
False
18.
Possible bonus question-
Which of the following is caused by static electricity?
Which of the following is caused by static electricity?
a)
a stove getting hot when it is turned on
b)
a magnet being attracted to a refrigerator
c)
a lightning strike during a storm
d)
a light bulb coming on when a switch is turned on
19.
Possible bonus question-
When socks get stuck to towels in your dryer, this is an example of________________
When socks get stuck to towels in your dryer, this is an example of________________
a)
current electricity
b)
static electricity
20.
Magnet review-
The difference between attract and repel is that to attract is to pull something closer and repel is to push something away.
The difference between attract and repel is that to attract is to pull something closer and repel is to push something away.
a)
True
b)
False
21.
Possible bonus question-
What is created by the flow of electric current?
What is created by the flow of electric current?
a)
a battery
b)
an baseball field
c)
a magnetic field
d)
a resistor
22.
Possible bonus question-
A student notices that every time the button for the doorbell is pressed, the doorbell rings. As soon as the button is released, the doorbell stops ringing.What kind of energy transformation takes place when the switch of the doorbell is pressed?
A student notices that every time the button for the doorbell is pressed, the doorbell rings. As soon as the button is released, the doorbell stops ringing.What kind of energy transformation takes place when the switch of the doorbell is pressed?
a)
electrical energy to sound energy
b)
mechanical energy to heat energy
c)
chemical energy to electrical energy
d)
electrical energy to chemical energy
23.
Magnet review-
In magnets, like poles will _______.
In magnets, like poles will _______.
a)
attract
b)
repel
c)
pull
d)
come together
24.
What is the object that uses the electricity in a circuit?
a)
Power source
b)
wire
c)
load
d)
switch
25.
What is the part of the circuit that the energy is transferred through?
a)
Energy Source
b)
load
c)
wire
d)
switch
26.
Possible bonus question-
Magnets exert forces on each other and are surrounded by _____.
Magnets exert forces on each other and are surrounded by _____.
a)
magnetic field
b)
marbles
c)
panic forces
d)
voltage
27.
Possible bonus question-
Why do lightning rods need to be grounded?
Why do lightning rods need to be grounded?
a)
They don't. The rod is enough to protect the home
b)
to create a path for the electricity to get to the ground
c)
to direct the electricity to the power grid of the house
d)
to deflect the electricity back into the cloud
28.
Possible bonus question-
Lightning rods attract lightning.
Lightning rods attract lightning.
a)
True
b)
False
29.
Possible bonus question-
I am the negatively charged particle in an atom. I can move freely. I can be released, shared, or “stolen” from an atom. Who am I?
I am the negatively charged particle in an atom. I can move freely. I can be released, shared, or “stolen” from an atom. Who am I?
a)
proton
b)
neutron
c)
electron
30.
A closed path that electric current flows in is a _______.
a)
circuit
b)
series circuit
c)
parallel circuit
31.
Which of the following is not a source of electricity?
a)
Windmills
b)
Batteries
c)
wires
d)
Hydroelectric dams
32.
What are the materials that make up a simple circuit?
a)
wires, switch, outlet
b)
battery, switch, motor
c)
wires, light bulb, motor
d)
wires, battery, light bulb
33.
What is one thing every circuit needs?
a)
insulator
b)
flashlight
c)
source of energy(battery)
d)
switch
34.
Possible bonus question-
Opposite charges _________.
Opposite charges _________.
a)
attract
b)
repel
35.
Is this circuit open or closed?
a)
Closed
b)
Open
36.
I am the path along which electricity travels.
a)
electric circuit
b)
conductor
c)
insulator
d)
fuse
37.
In an incomplete circuit, the light bulb would be lit.
a)
true
b)
false
38.
You shouldn't stand in an open field during a lightning storm.
a)
true
b)
false
39.
Possible bonus question-
The buildup of electric charges on an object is called static electricity.
The buildup of electric charges on an object is called static electricity.
a)
true
b)
false
40.
What is # 3 pointing to in the diagram?
a)
base contact
b)
button contact
c)
support wires
d)
filament
41.
What is #11 pointing to in the diagram?
a)
base contact
b)
button contact
c)
support wires
d)
metal tip
42.
What is #7 pointing to in the diagram?
a)
base contact
b)
glass support
c)
support wires
d)
metal tip
43.
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.
44.
Possible bonus question-
Energy from the sun is called.
Energy from the sun is called.
a)
Solar Energy
b)
Wind Energy
c)
Geothermal Energy
d)
Biomass
45.
Possible bonus question-
Energy collected through a wind turbine is called
Energy collected through a wind turbine is called
a)
Wind Energy
b)
Solar Energy
c)
Nuclear Energy
d)
Geothermal Energy
46.
Possible bonus question-
A static discharge (like when you get shocked by a metal doorknob in the winter) is different from an electric current in that a static discharge _____.
A static discharge (like when you get shocked by a metal doorknob in the winter) is different from an electric current in that a static discharge _____.
a)
involves magnets and electronics
b)
is a flow of electric noodles
c)
lasts for only a fraction of a second
d)
results because gravity is exerted on the electrons
47.
what is the unit of measure of a battery (electric source)
a)
amps
b)
volts
c)
watts
d)
ohms
48.
Which of the following items could not be used to create a closed circuit?
a)
battery, light bulb
b)
battery, wires, buzzer
c)
battery, light bulb, wires
d)
battery, light bulb, buzzer, wire
49.
The wires connecting the battery and the light bulb create a closed circuit. What would happen if one of the wires were cut?
a)
The light would go out.
b)
The light bulb would crack.
c)
The wire would become hot.
d)
The battery would lose its crack.
50.
Magnet review-
Which poles make the magnets in the picture possible?
Which poles make the magnets in the picture possible?
a)
north and south
b)
south and south
c)
north and north
d)
up and down
51.
True or False
If you hear thunder, lightning is close enough to strike you.
If you hear thunder, lightning is close enough to strike you.
a)
False
b)
True
52.
The light bulb was invented on the first try.
a)
True
b)
False
53.
The part of the light bulb that lights up is the _________.
a)
filament
b)
support wire
c)
metal threaded base
d)
glass support
54.
Electricity travels across the ceramic insulator.
a)
True
b)
False
55.
After going across the filament, the electricity passes down through the __________.
a)
metal tip
b)
support wire
c)
ceramic insulator
d)
glass support
56.
Possible bonus question-
Frayed or broken insulation on wires can be dangerous because they _______________
Frayed or broken insulation on wires can be dangerous because they _______________
a)
prevent electricity from flowing
b)
cause the power to shut off
c)
cause a fire or electric shock
d)
will blow a fuse
57.
If one D-cell battery is 1.5 Volts, what would two D-Cell batteries be?
a)
3.0 Volts
b)
15.0 Volts
c)
4.5 Volts
d)
1.5 Volts
58.
If one D-cell battery is 1.5 Volts, how much would ten be?
a)
12 Volts
b)
4.5 Volts
c)
15.0 Volts
d)
1.5
100 %
