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Electricity

Total questions: 25

Worksheet time: 19mins

Name
Class
Date
1.

In order for electricity to flow, the circuit needs to be ________________.

a)

open

b)

closed

c)

simple

d)

parallel

2.
When the switch is closed, the light
a)
comes on
b)
stays off
c)
burns out
3.
Two batteries in a circuit make the lights in the circuit brighter than one battery.
a)
true
b)
false
4.
If the lights are off, the circuit is
a)
closed
b)
open
5.
Current electricity flows through
a)
wires
b)
string
c)
rubber
d)
plastic
6.
Electricity flows from which side of the battery?
a)
negative
b)
positive
c)
I have no idea
7.
The circuit on the left is
a)
open
b)
closed
8.
The circuit onthe right is
a)
open
b)
closed
9.
How does a switch work?
a)
It opens and closes the circuit
b)
It makes the light bulb brighter
c)
It is a resistor
10.
What supplies the energy in an electric circuit?
a)
light bulb
b)
conductor
c)
wire
d)
battery
11.
A student wants to use the diagram below to explain what happens when the light bulb turns on. How could she best explain what is happening?
a)
Light energy is transformed to electric energy.
b)
Electric energy is transformed to light energy.
c)
Electric energy is transformed to motion energy.
d)
Motion energy is transformed to electric energy.
12.
Will this circuit light the bulb? 
a)
Yes
b)
No
13.
Will the light bulb light up if the switch remains open as shown?
a)
Yes, because the circuit will be complete.
b)
Yes, because the battery will push the electric current.
c)
No, because the electric circuit is not complete.
d)
No, because the battery will push the electric current.
14.

What needs to be done to this circuit so that the lamp lights up?

a)

Close the switch

b)

Add a source and close the switch

c)

Add another lamp

d)

Add another lamp and a switch

15.
This is the symbol for a _____?
a)
switch
b)
light 
c)
battery
d)
wires
16.
This is the symbol for a _____?
a)
an AC current source
b)
a DC current source
c)
a battery
d)
a single cell
17.
This is the symbol for a _____?
a)
an AC current source
b)
a DC current source
c)
a battery
d)
a single cell
18.
This is the symbol for a _____?
a)
Lamp
b)
Water wheel
c)
Loudspeaker
d)
Motor
19.
A path followed by an electric current
a)
open circuit
b)
flow
c)
current
d)
circuit
20.

What are the components of simple electric circuit?

a)

battery, light bulb

b)

battery, light bulb, wire

c)

battery, light bulb wire and switch

d)

battery, light bulb, switch

21.

It gives off light and heat when electricity flows through it.

a)

battery

b)

wire

c)

switch

d)

light bulb

22.

Name the symbol in the picture

a)

battery

b)

switch

c)

light bulb

d)

wire

23.

What type of circuit is shown in the picture?

a)

open circuit

b)

closed circuit

c)

light bulb

d)

wire

24.

What type of circuit is shown in the picture?

a)

open circuit

b)

closed circuit

c)

light bulb

d)

wire

25.

What is the another name for closed circuit?

a)

incomplete circuit

b)

complete circuit