Energy Transfer in Science: Learn about Energy Movement for Year 3

Question 1

What type of energy can make objects move?

Accepted Answer

Motion energy

Answer

Heat energy

Answer

Light energy

Answer

Sound energy

Question 2

Which one of these objects can transfer heat energy?

Accepted Answer

A metal spoon

Answer

A wooden block

Answer

A piece of paper

Answer

A plastic cup

Question 3

What happens if you rub your hands together really fast?

Accepted Answer

You transfer heat energy.

Answer

You create light energy.

Answer

You generate sound energy.

Answer

You produce electrical energy.

Question 4

Which one of these is NOT a way to transfer sound energy?

Accepted Answer

Through a vacuum

Answer

Through air

Answer

Through water

Answer

Through metal

Question 5

What type of energy is used when you switch on a fan?

Accepted Answer

Electrical energy

Answer

Heat energy

Answer

Light energy

Answer

Sound energy

Question 6

Which one of these can block light energy?

Accepted Answer

A thick curtain

Answer

A clear glass window

Answer

A sheet of paper

Answer

A magnifying glass

Question 7

What type of energy do batteries store?

Accepted Answer

Chemical energy

Answer

Heat energy

Answer

Light energy

Answer

Sound energy

Question 8

What happens when you put a cold object next to a warm object?

Accepted Answer

Both objects reach the same temperature.

Answer

The cold object becomes colder.

Answer

The warm object becomes warmer.

Answer

Nothing happens.

Question 9

Which of these is NOT a type of energy?

Accepted Answer

Joy

Answer

Heat

Answer

Light

Answer

Sound

Question 10

Which object conducts heat the best?

Accepted Answer

Metal

Answer

Wood

Answer

Plastic

Answer

Rubber

Question 11

Which device changes electrical energy into light energy?

Accepted Answer

Light bulb

Answer

Battery

Answer

Solar panel

Answer

Generator

Question 12

What is the name of the process that moves heat energy through liquids and gases?

Accepted Answer

Convection

Answer

Conduction

Answer

Radiation

Answer

Diffusion

Question 13

Which of these materials is a good insulator?

Accepted Answer

Styrofoam

Answer

Metal

Answer

Wood

Answer

Water

Question 14

What happens to an object's temperature when heat energy is added to it?

Accepted Answer

It goes up

Answer

It goes down

Answer

It stays the same

Answer

It depends on how big the object is

Question 15

Which of these is a renewable energy source?

Accepted Answer

Solar energy

Answer

Fossil fuels

Answer

Nuclear energy

Answer

Coal

Question 16

Which of these actions does NOT involve heat transfer?

Accepted Answer

Looking at the Sun

Answer

Touching a hot pan

Answer

Sitting near a campfire

Answer

Using a fan to blow hot air

Question 17

Which of these is NOT a form of energy that can be transferred?

Accepted Answer

Gravity

Answer

Heat

Answer

Sound

Answer

Light

Question 18

What of these is NOT energy?

Accepted Answer

Size

Answer

Heat

Answer

Light

Answer

Sound

Question 19

When you flick a light switch, what type of energy is transferred?

Accepted Answer

Electrical energy

Answer

Heat energy

Answer

Light energy

Answer

Sound energy

Question 20

Which shows how light travels?

Accepted Answer

A burning candle

Answer

A spinning fan

Answer

A ringing bell

Answer

A blowing wind

Question 21

What makes heat happen on Earth?

Accepted Answer

The sun

Answer

The wind

Answer

Volcanoes

Answer

Lightning strikes

Question 22

Which of these things conducts electricity?

Accepted Answer

Metal

Answer

Rubber

Answer

Plastic

Answer

Glass

Question 23

What should you NOT do to save energy in your home?

Accepted Answer

Leave windows and doors wide open

Answer

Turn off lights when not in a room

Answer

Buy energy-saving light bulbs

Answer

Insulate your loft

Question 24

What do we call the amount of energy used in our homes?

Accepted Answer

Kilowatt-hours

Answer

Joules

Answer

Watts

Answer

Calories

Question 25

Which of the following is NOT a form of energy?

Accepted Answer

Sadness

Answer

Heat

Answer

Light

Answer

Sound

Question 26

Which of these is NOT a form of energy we learn about in this unit?

Accepted Answer

Gravity

Answer

Heat

Answer

Light

Answer

Sound

Question 27

Which of these is a good conductor of heat?

Accepted Answer

Metal

Answer

Wood

Answer

Plastic

Answer

Cloth

Question 28

What happens when light hits a mirror?

Accepted Answer

It is reflected.

Answer

It is absorbed.

Answer

It is refracted.

Answer

It is diffracted.

Question 29

What happens when sound waves travel through a medium?

Accepted Answer

The medium vibrates.

Answer

The medium moves.

Answer

The medium changes colour.

Answer

The medium becomes hot.

Question 30

What is the main source of energy for life on Earth?

Accepted Answer

The Sun

Answer

The Moon

Answer

The wind

Answer

The tides

Question 31

Which material allows heat to pass through it easily?

Accepted Answer

Metal

Answer

Wood

Answer

Plastic

Question 32

Which of the following is NOT a form of energy?

Accepted Answer

Force

Answer

Heat

Answer

Light

Answer

Sound

Question 33

When you touch a hot pan, what type of energy transfer is taking place?

Accepted Answer

Heat

Answer

Light

Answer

Sound

Answer

Electrical

Question 34

What happens when sound travels through a medium?

Accepted Answer

Vibrations are created

Answer

Light is produced

Answer

Heat is generated

Answer

Electricity is conducted

Question 35

Which of the following materials is a good conductor of heat?

Accepted Answer

Metal

Answer

Wood

Answer

Plastic

Answer

Rubber

Question 36

What is the process called when energy is transferred through waves without the need for matter?

Accepted Answer

Radiation

Answer

Conduction

Answer

Convection

Answer

Evaporation

Question 37

Which of the following appliances uses electrical energy to produce heat?

Accepted Answer

Toaster

Answer

Fan

Answer

Radio

Answer

Lamp

Question 38

When you clap your hands, what type of energy is created?

Accepted Answer

Sound

Answer

Heat

Answer

Light

Answer

Electrical

Question 39

What happens to the energy of an object that is falling?

Accepted Answer

It increases

Answer

It decreases

Answer

It stays the same

Answer

It disappears

Question 40

Which of the following is an example of energy conservation?

Accepted Answer

Turning off lights when leaving a room

Answer

Using a car instead of walking

Answer

Leaving appliances on standby

Answer

Wasting water

Question 41

As a ball rolls down a hill, it slows down. What happens to the energy that the ball loses?

Accepted Answer

It turns into heat energy.

Answer

It vanishes.

Answer

It gets stored as potential energy.

Answer

It moves to the ground.

Question 42

Which of these is not a form of energy that you know?

Accepted Answer

Gravity

Answer

Light

Answer

Heat

Question 43

When rubbing your hands quickly together, which type of energy are you making?

Accepted Answer

Heat

Answer

Light

Answer

Electricity

Answer

Sound

Question 44

When a cold ice cube melts, what happens to its energy?

Accepted Answer

It increases

Answer

It becomes zero

Answer

It decreases

Answer

It stays the same

Question 45

Which material do you think allows heat energy to pass through the easiest?

Accepted Answer

Metal

Answer

Plastic

Answer

Air

Answer

Wood

Question 46

Where do plants get most of their energy from?

Accepted Answer

Sunlight

Answer

Air

Answer

Soil

Answer

Water

Question 47

When sound travels through the air, what happens to its energy?

Accepted Answer

It is transferred through vibrations

Answer

It disappears

Answer

It is converted into heat energy

Answer

It is stored as potential energy

Question 48

Which of these is an example of a renewable energy source?

Accepted Answer

Solar energy

Answer

Nuclear energy

Answer

Natural gas

Answer

Fossil fuels

Question 49

What do we call the energy that an object has because it is moving?

Accepted Answer

Kinetic energy

Answer

Electrical energy

Answer

Thermal energy

Answer

Potential energy

Question 50

Which type of material do you think is best at stopping heat from flowing?

Accepted Answer

Styrofoam

Answer

Wood

Answer

Metal

Answer

Water