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WorksheetsElectricity Notes Review
Total questions: 28
Worksheet time: 14mins
Name
Class
Date
1.
Electrons have what kind of charge?
a)
Positive
b)
Negative
c)
Neutral
2.
Static electricity happens when an object has an ________ number of electrons and protons.
a)
equal
b)
unequal
c)
nothing happens
3.
Opposite charges ________ each other while like charges _______ each other.
a)
attract, repel
b)
repel, attract
repel, attract
repel, attract
c)
attract, attract
d)
repel, repel
4.
The more protons an object has, the more ________ charged it is.
a)
awesomeness
b)
negatively
c)
positively
d)
voltage
5.
Electrons are transferred in friction by the objects _________.
a)
combining together
b)
touching each other
c)
rubbing together
d)
staying away from each other
6.
Electrons move more easily through insulators.
a)
true
b)
false
7.
The rearrangement of electrons on a neutral object caused by a nearby force
a)
friction
b)
conduction
c)
induction
8.
Transfer of electrons from one object to another by rubbing them together
a)
friction
b)
conduction
c)
induction
9.
Transfer of electric charge by contact.
a)
friction
b)
conduction
c)
induction
10.
In a series circuit, the current...
a)
moves in one path
b)
flows in more than one path
c)
can not move at all
11.
In a parallel circuit, the current...
a)
moves in one path
b)
flows in more than one path
c)
can not move at all
12.
The potential energy that causes charges to flow through a conductor
a)
voltage
b)
current
c)
resistance
13.
The amount of energy moving through a circuit
a)
voltage
b)
current
c)
resistance
14.
The tendency for a material to oppose or resist the flow of electrons.
a)
voltage
b)
current
c)
resistance
15.
The measurement of voltage is...
a)
ohms
b)
amps
c)
volts
16.
The measurement of current is...
a)
ohms
b)
amps
c)
volts
17.
The measurement of resistance is...
a)
ohms
b)
amps
c)
volts
18.
The more voltage a curcuit has the ....
a)
more current
b)
less current
c)
voltage does not effect current
19.
In a Direct Current, electrons travel in only one direction.
a)
true
b)
false
20.
In an Alternating Current, electrons change the direction they travel.
a)
true
b)
false
21.
Conductors have a high resistance to the flow of electricity.
a)
true
b)
false
22.
Insulators have a low resistance to the flow of electricity.
a)
true
b)
false
23.
What kind of circuit is pictured?
a)
series circuit
b)
parallel circuit
c)
oval circuit
d)
ohms circuit
24.
What kind of circuit is pictured?
a)
series circuit
b)
parallel circuit
c)
oval circuit
d)
ohms circuit
25.
In a Series Circuit, how do you find the total resistance?
a)
by adding the inverse of all the resistors
b)
by subtracting the resistors
c)
by adding all the resistors
d)
by multiplying all the resistors
26.
Calculate the Total Resistance for this circuit.
a)
27 Ohms
b)
18 Newtons
c)
27 Newtons
d)
18 Ohms
27.
A battery-operated DVD player uses 12 DC volts from AA batteries and draws a current of 3 Amps. Calculate the resistance.
a)
36 Ohms
b)
9 Ohms
c)
15 Ohms
d)
4 Ohms
28.
What is the voltage in a circuit if the current is 6.2 Amps and the resistance is 18 ohms?
a)
2.9 Volts
b)
24.2 Ohms
c)
111.6 Volts
d)
0.34 Volts
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