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WorksheetsElectricity Summative Review
Total questions: 51
Worksheet time: 37mins
Name
Class
Date
1.
What kind of circuit is this?
a)
series
b)
parallel
2.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
3.
A battery is connected to a resistor. Increasing the resistance of the resistor will
a)
increase the current in the circuit
b)
decrease the current in the circuit
c)
not effect the current in the circuit
4.
What is true about a parallel circuit?
a)
Attaching more bulbs should not decrease the brightness.
b)
Attaching more bulbs will decrease the brightness.
c)
Each bulb does not have its own path way.
5.
What is a relationship between current and resistance?
a)
If the resistance of the device is high, then the current will be low.
b)
If the resistance of a device is high, then the current will be high.
6.
Electricity is the flow of _________.
a)
Protons
b)
Neutrons
c)
Electrons
7.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
8.
Which subatomic particle has a negative charge?
a)
Proton
b)
Neutron
c)
Electron
9.
In a parallel circuit, if one connection is broken, all of the connections stop working.
a)
True
b)
False
10.
What is potential difference often called?
a)
A. current
b)
B. power
c)
C. resistance
d)
D. voltage
11.
In a Series circuit the more light bulbs you add the brighter they get
a)
False
b)
True
12.
What is a series circuit?
a)
Has more than one path
b)
does not allow energy to flow through easily
c)
Has only one path
13.
What is a Parallel circuit?
a)
Has only one path
b)
Has more than one path
c)
Allows energy to travel through easily
14.
Circuit in which electric current has only one path to follow.
a)
series circuit
b)
parallel circuit
c)
circuit
d)
voltage difference
15.
This picture shows a parallel circuit.
a)
True
b)
False
16.
Resistance of a wire depends on:
a)
Only length
b)
Diameter, Length, Material
c)
Only diameter
d)
Only material
17.
What is electric current?
a)
The number of charged particles that pass a point each second
b)
The difference in potential
c)
The resistance
d)
Light Emitting Diode
18.
What is voltage?
a)
The difference in potential energy of the charged particles
b)
The number of charged particles that pass a point each second
c)
The flow of protons
d)
A type of dog from Central Asia
19.
In a parallel circuit if one light bulb goes OUT; then they ALL go out. TRUE OR FALSE?
a)
TRUE
b)
FALSE
20.
What will happen if one light bulb is removed from this circuit?
a)
The other bulbs will go out.
b)
The other bulbs will get brighter.
c)
The other bulbs will get dimmer.
d)
The battery will become stronger.
21.
The picture shows an electrical circuit. This circuit is a series circuit because:
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
The electrical current is divided between the three light bulbs.
22.
In a Series circuit the more light bulbs you add the brighter they get
a)
False
b)
True
23.
True or False: If the electrical current is very high, this must mean that resistance is low.
a)
True
b)
False
24.
How would you describe the voltage drop at each bulb in this 2 bulb series circuit if the battery where 6 volts?
a)
Each bulb would experience 0 volts of the potential energy.
b)
Each bulb would receive 6 volts of the potential energy.
c)
A voltage drop would be experienced and each bulb would receive 3 volts.
25.
A series circuit has ____ path(s) that the electric current can take.
a)
One
b)
Two
c)
Three
d)
Four
26.
In a parallel circuit if one of the light bulbs burns out the rest _________.
a)
stop the flow of electricity
b)
will still work
c)
will go out
d)
of the light bulbs burn out also
27.
In an electrical circuit, electrons move from the __________.
a)
Negative pole to negative pole
b)
Negative terminal to positive terminal
c)
Positive pole to positive pole
28.
Current is the rate at which _____ moves through a conductor?
a)
A. charges/ electrons
b)
B. electrical power
c)
C. resistance
d)
D. voltage
29.
How would the current be affected by adding another light bulb loop to this parallel circuit affect the amount of current going to each bulb?
a)
The total current goes down, and each bulb receives less current.
b)
Each bulb will still receive the same amount of current as if there were one bulb.
c)
The current is not affected at all.
30.
What type of circuit is pictured?
a)
A. alternating
b)
B.overloaded
c)
C.parallel
d)
D. series
31.
Related to the force that causes electric charges to flow; measured in volts, a "push" on electrons.
a)
voltage difference
b)
resistance
c)
electric current
d)
Ohm's law
32.
This picture shows a parallel circuit.
a)
True
b)
False
33.
Voltage drops in a series circuit because..
a)
because the electrons have delivered an outstanding speech and dropped the voltage to put emphasis on their main point.
b)
As bulbs are added in a series you increase the amount of potential energy that is transformed in the resistors, so each bulb receives less voltage than the battery.
c)
Voltage drop refers to the idea that each bulb in a series circuit receives the same amount of voltage as the battery, no matter if there is one bulb or 100 bulbs.
34.
The parallel circuit has a battery source of 18 volts. What will the voltage be across each bulb?
a)
9 v
b)
0 v
c)
18 v
35.
How does this picture shows what relationship between current and resistance?
a)
Small door way = large resistance.
Crowded people in door = high current
Crowded people in door = high current
b)
Small door way = low resistance.
Crowded people in door = high current
Crowded people in door = high current
c)
Small door way = high resistance.
Crowded people in door = low current
Crowded people in door = low current
36.
This image shows a 6 volt battery connected in a series circuit. The voltage will drop across each bulb. Each bulb (assuming resistance is the same) will drop to...
a)
6 volts
b)
0 volts
c)
2 volts
37.
The first bulb in the parallel circuit is experiencing 1 amp of current. How much current will the second bulb experience?
a)
2 amps
b)
1 amp, each branch in the parallel will receive the same amount.
c)
0 amps.
38.
Which of the following shows an energy transformation from chemical energy to electrical to light energy?
a)
A bolt of lightning lights the night sky.
b)
A candle glows brightly in the dark.
c)
A fire in a fireplace lights up a room.
d)
A battery causes a flashlight to shine.
39.
Which of the following best shows the energy transformation in a flash light when it is turned on?
a)
Electrical Kinetic-> Electrical Potential-> Thermal + Electromagnetic.
b)
Electromagnetic + Heat -> Electrical Potential -> Electrical Kinetic
c)
Electrical Kinetic- Chemical Potential -> Electrical Potential -> Electromagnetic
d)
Chemical Potential and Electrical Potential -> Electrical Kinetic -> Thermal + Electromagnetic
40.
Type of circuit.
a)
Open Circuit
b)
Off Circuit
c)
Closed Circuit
d)
Broken Circuit
41.
Which wire will have the greatest resistance?
a)
The thicker diameter, #14
b)
The thinnest wire, # 20
c)
The semi-thick wire, #18
42.
Why does the filament in a light bulb glow?
a)
This happens because of resistance. The electrons have trouble flowing through the wire and it results in thermal and electromagnetic energy.
b)
This happens because of the proton movement through the wire and into the positive terminal of the battery.
c)
This happens because of the filament acting like an open circuit not allowing electricity to flow at all.
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.
Choose the corrrect sentence.
a)
This circuit will work because it is an open circuit
b)
This circuit will work because it is a closed circuit.
c)
This circuit will NOT work because it is an open circuit.
d)
This circuit will NOT work because it is a closed circuit.
45.
Objects that resist the flow of electricity.
a)
conductor
b)
resistor
c)
insulator
46.
What is Electricity
a)
Something that lets energy easily pass through
b)
a form of energy resulting from the flow of charged particles
c)
Something that prevents the flow of electricity
d)
Something that resists the flow of electricity which can result in thermal energy.
47.
An Electric________is a flow of electricity through a material
a)
Current
b)
Fuse
c)
Switch
d)
Open
48.
An electric_________Is a path through which electric currents flow.
a)
fuse
b)
circuit
c)
switch
d)
resistor
49.
What is true about the circuit diagram?
a)
The diagram shows the train model movement of electrons. Electrons are not found in the wire to begin with.
b)
The diagram shows that electrons already exist in the circuit to begin with, this is the chain model.
c)
Electrons are not found ever in the circuit.
50.
Electrons leave the ______ of a battery and enter the ______ of the battery.
a)
Positive terminal, positive terminal
b)
Negative terminal, negative terminal
c)
Negative terminal, positive terminal
d)
Positive Terminal, Negative Terminal
51.
Which of the following best illustrates the energy transformation when a lamp is turned on?
a)
Electromagnetic + Heat -> Electrical Potential -> Electrical Kinetic
b)
Electrical Kinetic- Chemical Potential -> Electrical Potential -> Electromagnetic
c)
Electrical Potential -> Electrical Kinetic -> Electromagnetic + Thermal
d)
Chemical Potential and Electrical Potential -> Electrical Kinetic -> Thermal + Electromagnetic
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