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ELECTRICITY REVISION GRADE 4

Total questions: 87

Worksheet time: 51mins

Name
Class
Date
1.

All electricity is the result of electrical charge.

a)

True

b)

False

2.

Which two are the types of electrical charges? Choose 2 answers.

a)

Negative

b)

Right

c)

Positive

d)

Left

3.

What is static electricity?

a)

It flows in a wire.

b)

It is a build up of electrical charge.

4.

Which two pictures show static electricity? Choose 2.

a)
b)
c)
d)
5.

What type of electricity do we use everyday?

a)

Static electricity

b)

Electric current

6.

Tick the ones you use everyday.

a)
b)
c)
d)
e)
7.

A _____________ is a path that is made of parts that work together to allow current to flow.

a)

Static electricity

b)

Circuit

c)

Insulator

8.

Which material is a conductor?

a)

Metal

b)

Plastic

c)

Rubber

9.

Which material is an insulator?

a)

Plastic

b)

Metal

c)

A spoon

10.

What is this in the picture?

a)

Plastic sticks

b)

Wires that carry electricity

c)

Skipping rope

11.

WHICH OF THE OPTION IS A INSULATOR

a)

PLASTIC

b)

STEEL

c)

SILVER

d)

METAL

12.

WHICH OF THE OPTION IS A CONDUCTOR

a)

RUBBER

b)

CARBOARD

c)

PLASTIC

d)

STEEL

13.

WHAT IS A CONDUCTOR?

a)

THE CONDUCTOR DOES NOT ALLOW HEAT INSIDE IT

b)

THE CONDUCTOR ALLOWS HEAT INSIDE IT

14.

WHAT IS INSULATOR

a)

INSULATOR ALLOWS HEAT INSIDE IT

b)

THE INSULATOR DOES NOT ALLOW HEAT INSIDE IT

15.

does electricity goes into the insulator

a)

It will go through the insulator

b)

It will not go through the insulator

16.

Does electricity go in the conductor

(a)  

17.

what is electricity

(a)  

18.

what lesson are we studying

a)

adaptation in animals

b)

adaptation in plants

c)

iron and steel

d)

insulator and conductor

19.

is this an open switch or a closed switch

a)

open switch

b)

close switch

c)

light switch

d)

iron switch

20.

what can you do with electricity

a)

we can use to charge our electronic

b)

we need it to eat

c)

we need it to dance

21.

Electricity is a type of __________ that can flow in one direction

a)

Energy

b)

Force

c)

Light

d)

Sound

22.

The energy from the cell is transformed into ___________ energy that causes the bulb light up

a)

electrical

b)

magnetic

c)

sound

d)

kinetic

23.

When the energy inside of the cell is running out, the bulb will get ________ because it doen’t get enough electrical energy to light up.

a)

brighter

b)

dimmer

24.
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
25.
Which statement is true?
a)
The light bulb will light up because the  circuit is complete.
b)
The light bulb will light up because the  circuit is broken.
c)
The light bulb will not light up because the  circuit is complete.
d)
The light bulb will not light up because the  circuit is broken.
26.
This circuit won't work. What essential part is missing from this circuit?
a)
resistance
b)
source of electric current
c)
conductor
d)
ammeter
27.
What is a switch's function in a circuit?
a)
to make the current hotter or colder
b)
turn on and off the flow of current
c)
the pathway that current flows
d)
to add more power to the circuit
28.
this circuit is .....?
a)
open
b)
parallel
c)
closed
d)
The cutest little circuit evah!
29.
When you flip a light switch on and off you are closing and opening a circuit.
a)
true
b)
false
30.
What is an electrical circuit?
a)
lets you turn the energy on and off
b)
a closed path where where electricity flows
c)
stop electricity from flowing through
31.
What is a battery?
a)
switch
b)
power source
c)
insulator
32.
A complete circuit has .......
a)
a motor in it
b)
a switch in it
c)
two bulbs in it
d)
no breaks in it
33.
This circuit has a battery, buzzer, and switch.
When the switch is closed the buzzer will sound because -
a)
the switch gives energy to the battery
b)
the buzzer is made of special plastic
c)
the wires are cooled by the surrounding air
d)
electricity can flow in a complete path
34.
An incomplete circuit is shown.
To complete the circuit, a wire should be placed from —
a)
Point D to Point C
b)
Point B to Point C
c)
Point A to Point D
d)
Point B to Point D
35.
Which bulbs will light?
a)
1 and 2
b)
2 and 3
c)
3 and 4
d)
4 and 2
36.
What is a circuit?
a)
A constant flow of electricity 
b)
A path that a current can flow along
37.
A _______ controls whether an electric device is ON or OFF. 
a)
electrical switch
b)
electric circuit
38.

is the path through which electric current flows

a)

circuit

b)

wire

c)

iron

d)

current

39.

which one of these is part of electric circuit

a)

ipad

b)

phone

c)

wire

d)

headphones

40.

__________, ___________, __________ and ___________ are electrical components that make up an electric circuit

(a)  

41.

are particles that travel around a wire or energy pathway

a)

electric current

b)

electric circuit

c)

metal wire

d)

bulb glass cover

42.

provides energy to push an electrical current around a circuit

a)

battry of cell

b)

battry of laptop

c)

wire

d)

bulb

43.

Electrical current can only flow through a/an ____________ circuit

a)

closed

b)

opend

c)

hacked

d)

blocked

44.

Electrical current cannot flow through a/an _____________ circuit.

a)

opened

b)

closed

c)

locked

d)

hacked

45.

is used to open or close an electric circuit

a)

switch

b)

mouse

c)

key

d)

pen

46.

A cell or battery is the source of electricity. It has __________ and ____________ poles

(a)  

47.

_______, ______, ______, _____ and _______ are parts of a bulb

(a)  

48.

Electricity can come from batteries or an...

a)

electric power station

b)

airplane

c)

handphone

d)

laptop

49.

The object that contains chemicals react to produce electricity, called...

a)

nuclear

b)

cables

c)

batteries

d)

electrical

50.

A power station uses natural fuels to drive generators to produce ...

a)

heat

b)

light

c)

battery

d)

electricity

51.

From the power station, electricity travels through ... and into our homes.

a)

cables

b)

batteries

c)

boiler

d)

turbine

52.

We must ... electricity by switching off electrical equipment when they are not in use.

a)

overload

b)

grab

c)

convert

d)

conserve

53.

One of simple action to conserve electricity that we can do is ...

a)

turn all the lights on

b)

open the refrigerator's door every time we want

c)

keep the AC on when there is nobody in the room

d)

switch off all electrical equipment that are not in use

54.

Electricity can harm us if we are not careful when using it. It means that we must use electricity ...

a)

safely

b)

anytime we want

c)

all day

d)

carelessly

55.

These are how we use electricity safely, except...

a)

don't touch electricity with wet hands

b)

use electrical equipment with exposed wires

c)

don't put too many plugs into one socket

d)

make sure that electrical equipment have plastic or wooden handles

56.

1.The flow of electricity in a circuit is

a)

current

b)

circuit

c)

flow

57.

2.A cell or battery is a source of _______________.

a)

circuit

b)

electricity

c)

flow

58.

Electricity is.....

a)

A form of heat

b)

The flow of electric charge

c)

How we create water

59.

Which of these is NOT a form of electricity?

a)

Bio-electricity

b)

Amplitude

c)

Static

d)

Lightning

60.

Mains electricity uses alternating current (AC)

a)

True

b)

False

61.

Battery electricity uses direct current (DC)

a)

True

b)

False

62.

Electricity is a primary source of energy

a)

True

b)

False

63.

Which of the following are examples of a primary source of energy?

a)

Solar

b)

Oil

c)

Wind

d)

All of the above

64.

Non-renewable energy is when a primary source of energy....

a)

Can only be used once

b)

Can not generate electricity

c)

Can be used over and over again

65.

What is an appliance?

a)

A type of electricity

b)

A device that makes electricity

c)

A piece of equipment used to perform a task

d)

A secondary source of energy

66.

What type of electricity does a toaster use?

a)

Mains

b)

Battery

67.

What type of electricity does a chromebook use?

a)

Mains

b)

Battery

c)

It does not use electricity

68.

Electricity is.....

a)

A form of heat

b)

The flow of electric charge

c)

How we create water

69.

Which of these is NOT a form of electricity?

a)

Bio-electricity

b)

Amplitude

c)

Static

d)

Lightning

70.

Mains electricity uses alternating current (AC)

a)

True

b)

False

71.

Battery electricity uses direct current (DC)

a)

True

b)

False

72.

Electricity is a primary source of energy

a)

True

b)

False

73.

Which of the following are examples of a primary source of energy?

a)

Solar

b)

Oil

c)

Wind

d)

All of the above

74.

Non-renewable energy is when a primary source of energy....

a)

Can only be used once

b)

Can not generate electricity

c)

Can be used over and over again

75.

What is an appliance?

a)

A type of electricity

b)

A device that makes electricity

c)

A piece of equipment used to perform a task

d)

A secondary source of energy

76.

What type of electricity does a toaster use?

a)

Mains

b)

Battery

77.

What type of electricity does a chromebook use?

a)

Mains

b)

Battery

c)

It does not use electricity

78.

What two types of electricity are there?

a)

a) natural and static electricity

b)

b) natural and man-made electricity

c)

c) man-made and animals producing

electric shocks

79.

Which of the following is not naturally occurring electricity?

a)

a) static electricity

b)

b) electric shock from an electric eel

c)

c) electricity produced by solar panels

80.

Name two man-made types of electricity?

a)

a) solar panels and lightning

b)

b) static electricity and wind turbines

c)

c) power stations and solar panels

81.

Materials that do not conduct electricity are called…

a)

a) insulators

b)

b) conductors

c)

c) electrical appliances

82.

Which of the following does not conduct electricity?

a)

a) wood

b)

b) copper

c)

c) water

83.

Which of the following does conduct electricity?

a)

a) iron

b)

b) wood

c)

c) cotton

84.

What do we call a circuit that does not work?

a)

a) complete circuit

b)

b) incomplete circuit

c)

c) broken circuit

85.

How can we create a break in the circuit without creating an incomplete circuit?

a)

a) disconnect the wires from the source of electricity

b)

b) remove the bulb/motor/buzzer from the circuit

c)

c) add a switch to the circuit

86.

Which of the following is not a type of switch?

a)

a) pinch switch

b)

b) toggle switch

c)

c) paddle switch

87.

What are the two types of electrical sources we use?

a)

a) power station and batteries

b)

b) mains and gas power station

c)

c) mains and batteries