wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Electricity Year 9 Kensington

Total questions: 23

Worksheet time: 12mins

Name
Class
Date
1.
A material in which electrons are not able to move easily 
a)
Circuit 
b)
Insulator 
c)
Resistance 
d)
Conductor
2.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator 
c)
Resistance 
d)
Conductor 
3.

The flow of electrons is best described as:

a)
Voltage
b)
Resistance 
c)
Current 
d)
Circuit 
4.
A closed path that electric current follows 
a)
Voltage
b)
Current
c)
Resistance 
d)
Circuit
5.
Which of these substances conducts electricity the best?
a)
wood
b)
brick
c)
copper
d)
plastic
6.
What material would be safest to use as an insulator to cover electrical wires?
a)
rubber
b)
tin
c)
aluminum
d)
water
7.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
8.
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.
9.
A series circuit has how many pathways for the electrons to flow?
a)
Two
b)
One
c)
Many
d)
Zero
10.
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
11.

In a parallel circuit if one of the light bulbs burns out the rest _________.

a)

stop the flow of electricity

b)

will go out

c)

can still light up

12.
What supplies the energy in an electric circuit?
a)
light bulb
b)
conductor
c)
wire
d)
battery
13.
Electricity is the flow of _________.
a)
protons
b)
neutrons
c)
electrons
14.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
15.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
16.

A measure of how difficult it is for current to pass; measured in ohms

a)

voltage

b)

resistance

c)

current

d)

electric circuit

17.

in a circuit diagram, what do these symbols represent?

a)

light bulb

b)

battery

c)

connect wire

d)

resistor

18.

If the battery is giving 4V of energy to the circuit. Each identical light bulb will use:

a)

4V each

b)

Different amounts of voltage - the first light bulb will receive more than the second.

c)

The same amount of voltage- 2V each

d)

Can't tell.

19.

If you increase the size of the resistor and keep the voltage the same, what will happen to the current?

a)

Current will increase

b)

Current will decrease

c)

Current will stay the same

20.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
21.

Pick each option which is correct

In a series circuit (as shown), the voltage is:

a)

The same at all parts of the circuit

b)

Shared by things in the circuit with resistance

c)

Given by the battery, and used by things with resistance

d)

Used up by the wire

22.

In a series circuit, how is the brightness of a light bulb affected when another bulb is connected?

a)

It gets brighter

b)

It stays the same

c)

It gets dimmer

d)

It goes out

23.

Voltage is best described as

a)

The energy given to electrons in a circuit

b)

How much something stops the flow of electrons

c)

How many electrons are in the circuit

d)

How dangerous a circuit is