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WorksheetsCircuits Electricity
Total questions: 45
Worksheet time: 38mins
Name
Class
Date
1.
An electric circuit is a closed loop or pathway that allows electric charges to flow.
a)
True
b)
False
2.
A parallel connection is a type of electrical circuit in which there is a single current pathway.
a)
True
b)
False
3.
A series connection is a type of electric circuit in which there are multiple paths.
a)
True
b)
False
4.
A resistor is a device that controls current in electric circuits.
a)
True
b)
False
5.
An electric current is a flow of charged particles.
a)
True
b)
False
6.
Compared to thin wires, electrical resistance in thick wires is:
a)
greater
b)
less
c)
the same
7.
When one bulb in a series circuit containing several light bulbs burn out:
a)
the other bulbs burn brighter.
b)
nothing changes in the rest of the circuit.
c)
none of the other bulbs will light up.
8.
Current is measured in:
a)
joules
b)
ohms
c)
amperes
d)
watts
9.
Identify the following as characteristics of either a series circuit or a parallel circuit:
Consists of units wired in separate branches.
Consists of units wired in separate branches.
a)
Series circuit
b)
Parallel circuit
10.
Identify the following as characteristics of either a series circuit or a parallel circuit:
When one light bulb burns out, they all go out.
When one light bulb burns out, they all go out.
a)
Series circuit
b)
Parallel circuit
11.
Identify the following as characteristics of either a series circuit or a parallel circuit:
When one light bulb burns out, the rest stay lit.
When one light bulb burns out, the rest stay lit.
a)
Series circuit
b)
Parallel circuit
12.
Electric current is the flow of:
a)
electrons
b)
protons
c)
neutrons
d)
none of these
13.
When a short-circuit takes place, the fuse wire melts and breaks the __________.
a)
circuit
b)
electric shock
c)
Earth
d)
kilowatt-hour.
14.
If a person touches a live wire, he or she gets a severe:
a)
circuit
b)
electric shock
c)
overloading
d)
Earth
15.
When we turn the switch to the off position the circuit is __________.
a)
closed
b)
open
c)
negative, positive
d)
overload
16.
When you remove a bulb from a three bulb circuit, and the other two bulbs go off, then the bulbs must have been connected in __________.
a)
parallel
b)
series
c)
open
d)
closed
17.
Find the odd-one out:
Copper
Aluminium
Iron
Wood
Copper
Aluminium
Iron
Wood
a)
Copper
b)
Aluminium
c)
Iron
d)
Wood
18.
Find the odd-one out:
Plastic
Rubber
Glass
Silver
Plastic
Rubber
Glass
Silver
a)
Plastic
b)
Rubber
c)
Glass
d)
Silver
19.
A device for opening or closing the flow in a circuit is _______.
a)
an insulator
b)
a battery charger
c)
a switch
20.
Electrical energy is changed to ______________ in light bulbs.
a)
light energy
b)
heat energy
c)
sound energy
d)
energy of motion
21.
Electrical energy is changed to __________ in stoves, toasters, and ovens.
a)
light energy
b)
heat energy
c)
sound energy
d)
energy of motion
22.
Electrical energy is changed to __________ in radios and televisions.
a)
light energy
b)
heat energy
c)
sound energy
d)
energy of motion
23.
The path that the electricity flows from the battery to the light bulb and back to the battery is called the _____.
a)
circuit
b)
components
c)
wires
d)
switch
24.
In a _____ circuit, the electricity flows.
a)
open
b)
closed
25.
In an _____ circuit, the electricity can not flow.
a)
open
b)
closed
26.
This is the symbol for a _____?
a)
switch
b)
light
c)
battery
d)
wires
27.
This is a symbol for_________?
a)
Wire
b)
Battery
c)
Buzzer
d)
Fuse
28.
What is this symbol for?
a)
light bulb
b)
switch
c)
battery
d)
resistor
29.
Does this diagram represent a series or parallel circuit?
a)
series circuit
b)
parallel circuit
30.
A conductor is?
a)
material that current can pass through easily
b)
material that current cannot pass through easily
c)
magnet
d)
electric current
31.
Insulator is?
a)
material that current can pass through easily
b)
material that current cannot pass through easily
c)
magnet
d)
static electricity
32.
this circuit is .....?
a)
open
b)
parallel
c)
closed
d)
chris barton
33.
this circuit is...?
a)
open
b)
closed
c)
parallel
d)
all of the above
34.
A ______ opens and closes a circuit.
a)
power source
b)
conductor
c)
switch
d)
output device
35.
What types of charges attract?
a)
Positive and Positive
b)
Positive and Neutral
c)
Negative and Neutral
d)
Positive and Negative
36.
The accumulation of excess electric charge on an object is called
a)
Static electricity
b)
Electric discharge
c)
Resistance
d)
Circuit
37.
What charge does an electron have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
38.
What charge does a proton have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
39.
If a substance has a higher number of electrons than protons on its surface, what type of charge does it have?
a)
A positive charge.
b)
A negative charge.
c)
A neutral charge
d)
No charge at all
40.
A pathway for electricity to travel is called___________
a)
current
b)
static electrcity
c)
circuit
d)
circle
41.
A continuous flow of electricity is called_____________
a)
series
b)
circuit
c)
static
d)
current
42.
What kind of circuit is this?
a)
series
b)
parallel
43.
A pathway for electricity to travel is called___________
a)
current
b)
static electrcity
c)
circuit
d)
circle
44.
A continuous flow of electricity is called_____________
a)
series
b)
circuit
c)
static
d)
current
45.
A open circuit allows charges to flow.
a)
True
b)
False
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