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Series and Parallel Circuit

Total questions: 48

Worksheet time: 41mins

Name
Class
Date
1.

As you continue to add lightbulbs in series, what happens?

a)

The bulbs get brighter

b)

The bulbs get dimmer

c)

The bulbs remain the same brightness

d)

The bulbs explode and shards of glass get everywhere

2.

If one bulb goes out in a series circuit, the remaining bulbs...

a)

also go out

b)

get brighter

c)

get dimmer

d)

explode, leaving shards of glass everywhere

3.

Current is measured in

a)

Volts

b)

Watts

c)

Seconds

d)

Amps

4.

If the switch was opened, what would happen?

a)

the ammeter would measure a current flowing

b)

current would no longer flow, so everything would be off

c)

the bulbs would stay on because they're connected to the cell

d)

the bulbs would burn out and catch fire

5.
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.
6.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator 
c)
Resistance 
d)
Conductor 
7.
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
8.
Which of these materials is a good insulator?
a)
Plastic and metal
b)
Metal and rubber
c)
Plastic and rubber
9.
What is the energy source for a circuit?
a)
Light bulb
b)
Battery
c)
Wire
d)
Switch
10.

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.

11.

This is an example of a _______ circuit

a)

open

b)

series

c)

parallel

d)

switch

12.
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.
13.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
14.
What 'flows' in a wire?
a)
Protons
b)
Neutrons
c)
Atoms
d)
Electrons
15.
In a parallel circuit, if one connection is broken, all of the connections stop working.
a)
True
b)
False
16.

A parallel circuit

a)

has only one path for current to travel

b)

has more than one path for current to travel

c)

does not allow electricity to travel through it

d)

has magnets that cause electric current

17.
Does this statement best describe a parallel or a series circuit.
 
When more light bulbs are added they all remain bright. 
a)
Parallel circuit
b)
Series circuit
18.

What is a Series Circuit?

a)

A circuit with more than one path way for current to flow

b)

A circuit with one path way with one switch.

c)

An electric circuit with a single path for current to flow.

d)

Two circuits with one path way for current to flow

19.

What is Parallel Circuit?

a)

A wire that has a battery and a switch.

b)

A circuit that contains more than one path for current flow.

c)

A circuit that contians one path for current flow

d)

A circuit with a switch

20.

How many paths does a series circuit have?

a)

1

b)

2

c)

3

d)

4

21.

How many paths does a parallel circuit have?

a)

1

b)

2

c)

3

d)

2 or more

22.

What type of circuit is this? Select all that are true.

a)

Series

b)

Parallel

c)

Open circuit

d)

Closed circuit

23.

How can you make the bulb brighter?

a)

Add more bulbs

b)

Add more batteries

c)

Make the wires shorter

d)

Add extra wires

24.

What would happen if you added an extra bulb?

a)

Nothing

b)

The light bulb would get dimmer

c)

The light bulb would get brighter

d)

The circuit wouldn't work

25.

What type of circuit is this? Select all that are true.

a)

Series

b)

Parallel

c)

Open circuit

d)

Closed circuit

26.

Which type of circuit is better to have in your home?

a)

Series

b)

Parallel

c)

Either

27.

Sticking a knife in a toaster is an example of

a)

Long circuit

b)

Short circuit

c)

AC current

d)

An insulator

28.

A _________ is:

A thin piece of metal that melts rapidly when current passing through it reaches a certain limit

a)

Short circuit

b)

Resistor

c)

Fuse

d)

Voltmeter

29.

The voltage of the entire circuit is 18V. What is the voltage of Lamp B

a)

18V

b)

3V

c)

9V

d)

6V

30.

As you continue to add lightbulbs in series, what happens?

a)

The bulbs get brighter

b)

The bulbs get dimmer

c)

The bulbs remain the same brightness

d)

The bulbs explode and shards of glass get everywhere

31.

If one bulb goes out in a series circuit, the remaining bulbs...

a)

also go out

b)

get brighter

c)

get dimmer

d)

explode, leaving shards of glass everywhere

32.

If the switch was opened, what would happen?

a)

the ammeter would measure a current flowing

b)

current would no longer flow, so everything would be off

c)

the bulbs would stay on because they're connected to the cell

d)

the bulbs would burn out and catch fire

33.
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.
34.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator 
c)
Resistance 
d)
Conductor 
35.
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
36.
Which of these materials is a good insulator?
a)
Plastic and metal
b)
Metal and rubber
c)
Plastic and rubber
37.
What is the energy source for a circuit?
a)
Light bulb
b)
Battery
c)
Wire
d)
Switch
38.

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.

39.

This is an example of a _______ circuit

a)

open

b)

series

c)

parallel

d)

switch

40.
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.
41.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
42.
What 'flows' in a wire?
a)
Protons
b)
Neutrons
c)
Atoms
d)
Electrons
43.
In a parallel circuit, if one connection is broken, all of the connections stop working.
a)
True
b)
False
44.

A parallel circuit

a)

has only one path for current to travel

b)

has more than one path for current to travel

c)

does not allow electricity to travel through it

d)

has magnets that cause electric current

45.
Does this statement best describe a parallel or a series circuit.
 
When more light bulbs are added they all remain bright. 
a)
Parallel circuit
b)
Series circuit
46.

SI unit of current is

a)

ampere

b)

metre

c)

ohm

d)

volt

47.

SI unit of voltage is

a)

ampere

b)

metre

c)

ohm

d)

volt

48.

SI unit of resistance is

a)

ampere

b)

metre

c)

ohm

d)

volt