Electricity for Year 4 Science: Interactive Quizzes and Learning

Question 1

Which of these materials lets electricity flow through it easily?

Accepted Answer

Metals like copper and aluminum

Answer

Wood and plastic

Answer

Rubber and paper

Question 2

What happens to the flow of electricity when you turn on a switch in a circuit?

Accepted Answer

The electricity starts flowing.

Answer

The electricity stops flowing.

Answer

The direction of the electricity flow changes.

Answer

The strength of the electricity flow changes.

Question 3

Who is known as the 'Father of Electricity'?

Accepted Answer

Benjamin Franklin

Answer

Thomas Edison

Answer

Nikola Tesla

Answer

Albert Einstein

Question 4

Which material makes it most difficult for electricity to pass through?

Accepted Answer

Plastic

Answer

Copper

Answer

Aluminum

Answer

Iron

Question 5

If you increase the voltage in a circuit without changing the resistance, what will happen to the electric current?

Accepted Answer

Increase

Answer

Decrease

Answer

Stay the same

Answer

Reverse direction

Question 6

Which of the following is NOT a reason why we use insulators in an electrical system?

Accepted Answer

To increase electricity flow through a circuit

Answer

To prevent electricity from flowing where we don't want it to go

Answer

To protect electrical parts from damage

Answer

To keep us safe from electrical shocks

Question 7

What is the main purpose of a switch in an electrical circuit?

Accepted Answer

To stop the flow of electricity.

Answer

To provide electricity to the circuit.

Answer

To store electricity.

Answer

To change the direction of electricity flow.

Question 8

Who invented the first electric battery and what materials were used to make it?

Accepted Answer

Alessandro Volta - zinc and copper

Answer

Benjamin Franklin - paper and metal

Answer

Thomas Edison - carbon and zinc

Answer

George Ohm - iron and silver

Question 9

When working with electricity, it's important to follow safety rules to stay safe. What's the safest thing to do when using electricity?

Accepted Answer

Keep electrical appliances away from water

Answer

Use electrical equipment with exposed wires

Answer

Touch electrical outlets with wet hands

Answer

Ignore any warning labels and instructions

Question 10

What should you do if you see an electrical cord that is damaged?

Accepted Answer

Unplug the appliance and tell an adult.

Answer

Wrap electrical tape around the damaged cord.

Answer

Keep using the appliance as usual.

Question 11

You have a simple circuit with a battery, a light bulb, and wires. What will happen to the brightness of the light bulb if you add another battery in series to the circuit?

Accepted Answer

The light bulb will become brighter.

Answer

The light bulb will become dimmer.

Answer

The brightness of the light bulb will not change.

Answer

The light bulb will flicker.

Question 12

When using electricity, what's the most important safety rule to remember?

Accepted Answer

Never use electrical devices with damaged cords.

Accepted Answer

Keep all electrical devices away from water.

Accepted Answer

Always tell an adult if you see a problem with an electrical device.

Answer

Touch electrical outlets with metal objects.

Question 13

How can you use a magnet and a wire to make a simple device that creates electricity?

Accepted Answer

Move a magnet back and forth through the center of a coil of wire.

Answer

Hold a magnet close to a wire.

Answer

Connect a magnet to a wire.

Answer

Put a magnet inside a wire.

Question 14

Your flashlight isn't working. What should you do first to fix it?

Accepted Answer

Check if the batteries are in the right way and touching each other.

Answer

Shake the flashlight to see if the light comes on.

Answer

Put in a new light bulb.

Answer

Don't worry about it and keep using the flashlight.

Question 15

What's the difference between a conductor and an insulator in an electrical circuit?

Accepted Answer

Conductors allow electricity to flow through them, while insulators do not.

Answer

Insulators allow electricity to flow through them, while conductors do not.

Answer

Both conductors and insulators allow electricity to flow through them, but conductors do it better.

Question 16

Which of these is NOT a renewable energy source that can be used to make electricity?

Accepted Answer

Coal

Answer

Sun

Answer

Wind

Answer

Water

Question 17

Which of these devices changes electrical energy into light energy?

Accepted Answer

Light bulb

Answer

Battery

Answer

Switch

Answer

Fuse

Question 18

What is the purpose of a fuse in an electrical circuit?

Accepted Answer

To protect the circuit if too much electricity flows through it.

Answer

To store electricity for later.

Answer

To control the flow of electricity.

Answer

To make electricity.

Question 19

What is the name of the force that makes electrons move around a circuit?

Accepted Answer

Voltage

Answer

Current

Answer

Resistance

Answer

Power

Question 20

Which of these is the unit of measurement for electrical current?

Accepted Answer

Ampere

Answer

Volt

Answer

Ohm

Answer

Watt

Question 21

Which material allows electricity to flow through it easily?

Accepted Answer

Metal

Answer

Plastic

Answer

Wood

Answer

Rubber

Question 22

What is the purpose of a switch in an electrical circuit?

Accepted Answer

To turn the circuit on or off

Answer

To store energy

Answer

To generate electricity

Answer

To measure electricity

Question 23

Which of the following is NOT an electrical device?

Accepted Answer

Magnet

Answer

Light bulb

Answer

Battery

Answer

Switch

Question 24

What is the unit of measurement for the flow of electricity?

Accepted Answer

Amps

Answer

Volts

Answer

Ohms

Answer

Watts

Question 25

Which material does NOT allow electricity to flow through it easily?

Accepted Answer

Plastic

Answer

Copper

Answer

Iron

Answer

Aluminium

Question 26

What is the function of a battery in a circuit?

Accepted Answer

To store and provide energy

Answer

To control the flow of electricity

Answer

To generate electricity

Answer

To measure electricity

Question 27

Which instrument is used to measure voltage?

Accepted Answer

Voltmeter

Answer

Ammeter

Answer

Ohmmeter

Answer

Wattmeter

Question 28

What happens when you connect a battery to a light bulb using a wire?

Accepted Answer

The light bulb will shine.

Answer

The battery will stop working.

Answer

Nothing will happen.

Answer

The wire will get hot.

Question 29

Which material is used to cover electrical wires to keep people safe?

Accepted Answer

Rubber

Answer

Metal

Answer

Cotton

Answer

Paper

Question 30

What makes electricity flow through a circuit?

Accepted Answer

Voltage

Answer

Power

Answer

Resistance

Answer

Insulation

Question 31

What happens when you increase the voltage in a circuit?

Accepted Answer

The current increases.

Answer

The current decreases.

Answer

The resistance increases.

Answer

Nothing happens.

Question 32

Which of these is a good conductor of electricity?

Accepted Answer

Salt water

Answer

Air

Answer

Glass

Answer

Rubber

Question 33

What do we measure electrical current in?

Accepted Answer

Amperes

Answer

Volts

Answer

Ohms

Answer

Watts

Question 34

What happens when you connect two or more batteries together in a row, called a series circuit?

Accepted Answer

The voltage increases.

Answer

The current increases.

Answer

The resistance increases.

Answer

The power increases.

Question 35

What is the name for the path that electricity follows?

Accepted Answer

Circuit

Answer

Battery

Answer

Wire

Answer

Switch

Question 36

Which of these can be used to start or stop the flow of electricity?

Accepted Answer

Switch

Answer

Battery

Answer

Wire

Answer

Bulb

Question 37

Which of these materials does NOT let electricity flow through easily?

Accepted Answer

Wood

Answer

Gold

Answer

Silver

Answer

Copper

Question 38

What is the name of the thing that turns electrical energy into light?

Accepted Answer

Bulb

Answer

Battery

Answer

Wire

Answer

Switch

Question 39

Which of these is NOT a good conductor of electricity?

Accepted Answer

Plastic

Answer

Water

Answer

Copper

Answer

Aluminium

Question 40

What is the purpose of a fuse in a circuit?

Accepted Answer

To stop the circuit from getting too hot

Answer

To let more electricity flow

Answer

To store electricity

Answer

To control electricity

Question 41

Which material allows electricity to flow through it easily?

Accepted Answer

Copper

Answer

Wood

Answer

Plastic

Answer

Rubber

Question 42

What happens when you connect the two ends of a battery with a wire?

Accepted Answer

Electricity flows

Answer

Nothing happens

Answer

The battery will explode

Answer

The wire will melt

Question 43

Which material prevents electricity from flowing through it easily?

Accepted Answer

Plastic

Answer

Metal

Answer

Water

Answer

Salt

Question 44

In a circuit diagram, what does the symbol '+' represent?

Accepted Answer

Battery

Answer

Wire

Answer

Bulb

Answer

Switch

Question 45

What is the purpose of a switch in a circuit?

Accepted Answer

To allow or stop the flow of electricity

Answer

To make the electricity flow faster

Answer

To change the direction of the electricity

Answer

To increase the amount of electricity

Question 46

What material does NOT allow electricity to flow through it?

Accepted Answer

Plastic

Answer

Copper

Answer

Iron

Answer

Aluminium

Question 47

What is the main reason for using a circuit breaker in an electrical circuit?

Accepted Answer

To protect the circuit when too much electricity flows through it

Answer

To control the flow of electricity

Answer

To store electrical energy

Answer

To generate electricity

Question 48

What everyday object can you use as a simple switch in an electrical circuit?

Accepted Answer

A coin

Answer

A piece of metal

Answer

A piece of plastic

Answer

A piece of rubber

Question 49

What happens when you connect a battery to a light bulb in a circuit?

Accepted Answer

The light bulb will turn on

Answer

The light bulb will turn off

Answer

Nothing will happen

Answer

The battery will explode

Question 50

What is the unit that we use to measure electrical current?

Accepted Answer

Amps

Answer

Volts

Answer

Watts

Answer

Ohms

Question 51

Which material conducts electricity the best?

Accepted Answer

Copper

Answer

Wood

Answer

Rubber

Answer

Glass

Question 52

What is the main purpose of a resistor in an electrical circuit?

Accepted Answer

To decrease the flow of electricity

Answer

To increase the flow of electricity

Answer

To store electrical energy

Answer

To generate electricity

Question 53

Which of these is a renewable source of electricity?

Accepted Answer

Solar energy

Answer

Coal

Answer

Natural gas

Answer

Nuclear energy

Question 54

Which of these materials allows electricity to flow through it easily?

Accepted Answer

Metal

Answer

Plastic

Answer

Wood

Answer

Rubber

Question 55

What do we call the path that electricity flows around?

Accepted Answer

Circuit

Answer

Bulb

Answer

Battery

Answer

Switch

Question 56

Which part of a circuit changes electrical energy into light energy?

Accepted Answer

Bulb

Answer

Battery

Answer

Switch

Answer

Wire

Question 57

What happens when you join up all the parts of a circuit?

Accepted Answer

Electricity flows

Answer

Nothing happens

Answer

The battery runs out

Answer

The bulb breaks

Question 58

Which of these is used to power a torch?

Accepted Answer

Battery

Answer

Mains electricity

Answer

Solar power

Answer

Wind power

Question 59

What do we measure electric current in?

Accepted Answer

Amps

Answer

Volts

Answer

Watts

Answer

Ohms

Question 60

How can you tell if a circuit is complete?

Accepted Answer

The bulb lights up

Answer

The battery feels warm

Answer

The wires are connected

Answer

The switch is turned on

Question 61

Which material allows electricity to pass through it easily?

Accepted Answer

Metal

Answer

Plastic

Answer

Wood

Answer

Rubber

Question 62

What is the path that electricity flows through called?

Accepted Answer

Circuit

Answer

Insulator

Answer

Switch

Answer

Battery

Question 63

What object in a circuit gives energy to other parts?

Accepted Answer

Battery

Answer

Bulb

Answer

Wire

Answer

Switch

Question 64

Which material prevents electricity from passing through it?

Accepted Answer

Glass

Answer

Copper

Answer

Iron

Answer

Aluminium