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Worksheets

Circuits

Total questions: 25

Worksheet time: 23mins

Name
Class
Date
1.

Why does the following circuit not work?

a)

The light bulb is broken

b)

The switch is closed

c)

The wood block is an insulator

d)

The battery is dead

2.

The circuit does not work, what could you do to allow the circuit to work?

a)

Add another light

b)

Add another battery

c)

Open the switch

d)

Remove the wood block and connect the wires

3.

Which lights would turn on if your closed switches 1 and 2?

a)

red, blue, and white

b)

red and white

c)

red and blue

d)

blue, white, yellow

4.

What forms of energy are you using if you close switch 1?

a)

light and electrical

b)

light, sound, and electrical

c)

light

d)

sound

5.

In order to produce ONLY LIGHT energy, which switch(es) would you need to close?

a)

switch 1 and switch 2

b)

switch 1, 2, and 3

c)

switch 2 and switch 3

d)

switch 1 and 3

6.

Does energy flow through an open or closed switch?

a)

open switch

b)

closed switch

c)

both open and closed

d)

neither

7.
This circuit won't work. What essential part is missing from this circuit?
a)
resistance
b)
source of electric current
c)
conductor
d)
ammeter
8.
The force that pushes the electricity through a circuit is called...
a)
resistance
b)
voltage
c)
current
d)
switch
9.
The flow of electricity through a conductor is called...
a)
resistance
b)
voltage
c)
current
d)
source of electric current
10.
The best conductors for electricity are made of...
a)
wood
b)
plastic
c)
rubber
d)
metal
11.
What slows down the flow of electricity in a circuit?
a)
resistance
b)
voltage
c)
current
d)
source of electric current
12.
Which circuit (s) are parallel?
a)
A
b)
A and B
c)
B and C
d)
C
13.
If I add more light bulbs to a series circuit what happens?
a)
The current speeds up and the lights get brighter
b)
The current slows down and the lights dim lower
c)
The current speeds up and the lights dim lower
d)
The current slows down and the lights get brighter
14.
water is a______?
a)
conductor
b)
insulator
15.
What kind of circuit is this?
a)
series
b)
parallel
16.
What type of circuit is show in the image?
a)
Series Circuit
b)
Parallel Circuit
17.
this circuit is .....?
a)
open
b)
parallel
c)
closed
d)
The cutest little circuit evah!
18.
When all parts of the circuit are connected it is a ______ circuit. 
a)
open
b)
closed
19.
Levi is wanting to light a bulb.  What does he need to get the bulb to light?
a)
A battery and a paper clip
b)
A battery and a wire
c)
A paper clip and a wire
d)
A switch and a wire
20.
If you replace the paper clip with a plastic spoon, what happens?
a)
The bulb doesn't light
b)
The bulb is dimmer
c)
The wires get hot
d)
There is no change
21.
A series circuit has ____ path(s) that the electric current can take. 
a)
One
b)
Two 
c)
Three 
d)
Four
22.
In a parallel circuit, if one connection is broken, all of the connections stop working.
a)
True
b)
False
23.
What is a circuit?
a)
an outlet or switch
b)
a path which an electric current flows
c)
a poor conductor
24.

Why do electricians wear gloves made of rubber?

a)

It is soft.

b)

It is waterproof.

c)

It is an insulator.

d)

It is inexpensive.

25.

Why is a switch used in a circuit?

a)

To open or close a circuit

b)

To save energy

c)

To prevent electric shocks

d)

To make the bulb glow easily