Question 1

What is energy defined as?

Accepted Answer

The ability to do work

Answer

The speed of an object in motion

Answer

The force exerted on an object

Answer

The mass of an object

Question 2

Which of the following is NOT a form of energy?

Accepted Answer

Speed

Answer

Light

Answer

Sound

Answer

Heat

Question 3

What form of energy is associated with the movement of objects?

Accepted Answer

Kinetic energy

Answer

Potential energy

Answer

Heat energy

Answer

Chemical energy

Question 4

What form of energy is associated with objects at rest?

Accepted Answer

Potential energy

Answer

Mechanical energy

Answer

Light energy

Answer

Kinetic energy

Question 5

What is the energy that holds, or bonds, particles together?

Accepted Answer

Chemical energy

Answer

Mechanical energy

Answer

Potential energy

Answer

Electrical energy

Question 6

What is the law of conservation of energy?

Accepted Answer

Energy is never created or destroyed, it only changes form

Answer

Energy can be created or destroyed

Answer

Energy is always increasing

Answer

Energy is always decreasing

Question 7

Where does the energy go when it seems to be used up?

Accepted Answer

It is changed into a stored form that is not easily usable

Answer

It is transferred to another object

Answer

It is transformed into a different type of energy

Answer

It disappears

Question 8

How is electrical energy transformed into light energy and sound energy?

Accepted Answer

Through the use of electrical devices

Answer

Through the process of combustion

Answer

Through the absorption of light and sound waves

Answer

Through the conversion of heat energy

Question 9

How is light energy transformed into heat energy?

Accepted Answer

Through absorption by an object

Answer

Through the emission of radiation

Answer

Through the reflection off a surface

Answer

Through the conversion into electrical energy

Question 10

What is thermal energy?

Accepted Answer

The total energy of all the moving particles in an object

Answer

The transfer of heat from one object to another

Answer

The average energy of motion of an object's particles

Answer

The measure of the average energy of particle motion in an object

Question 11

What is the difference between heat and thermal energy?

Accepted Answer

Heat is the transfer of thermal energy from one object to another

Answer

Heat and thermal energy are identical

Answer

Thermal energy is the total energy of all the moving particles in an object

Answer

Thermal energy is the measure of the average energy of particle motion in an object

Question 12

What does temperature measure?

Accepted Answer

The average energy of motion of an object's particles

Answer

The total energy of all the moving particles in an object

Answer

The measure of the heat content of an object

Answer

The measure of heat transferred between objects

Question 13

How does thermal energy transfer by conduction?

Accepted Answer

Particles collide with each other to transfer heat

Answer

Particles emit radiation to transfer heat

Answer

Particles absorb heat from a source to transfer it

Answer

Particles move from one area to another to transfer heat

Question 14

What is radiation?

Accepted Answer

Energy that travels as electromagnetic waves

Answer

Particles colliding with each other to transfer heat

Answer

Particles moving from one area to another to transfer heat

Answer

Particles absorbing heat from a source to transfer it

Question 15

Which type of heat transfer can happen in solids, liquids, and gases?

Accepted Answer

Conduction

Answer

Convection

Answer

Absorption

Answer

Radiation

Question 16

How does thermal energy transfer by convection?

Accepted Answer

Particles themselves move to transfer heat

Answer

Particles collide with each other to transfer heat

Answer

Particles emit radiation to transfer heat

Answer

Particles absorb heat from a source to transfer it

Question 17

Why does the handle of a frying pan get hot last?

Accepted Answer

Hot air rises and carries the heat upwards

Answer

The handle is further from the heat source

Answer

The handle is cooler than the rest of the pan

Answer

The handle is made of a different material that conducts heat slowly

Question 18

How does energy spread in the process of conduction?

Accepted Answer

From particles moving quickly to particles moving slowly

Answer

From particles in a higher temperature area to particles in a lower temperature area

Answer

From particles that collide with each other to nearby particles

Answer

From particles that absorb heat to particles that emit radiation

Question 19

What happens to particles as they increase their speed?

Accepted Answer

They move farther apart

Answer

They move closer together

Answer

They stop moving

Answer

They become heavier

Question 20

What happens to a group of particles as they move apart?

Accepted Answer

The whole group becomes lighter than the surrounding particles

Answer

The particles become hotter

Answer

The particles stop moving

Answer

The whole group becomes heavier than the surrounding particles

Question 21

What happens to the 'hotter' particles?

Accepted Answer

They rise

Answer

They become 'colder'

Answer

They sink

Answer

They stop moving

Question 22

What happens to particles as they rise?

Accepted Answer

They gradually lose energy, cool, and sink

Answer

They move farther apart

Answer

They stop moving

Answer

They gain energy and become 'hotter'

Question 23

What is the motion created by the rising and sinking particles called?

Accepted Answer

A convection cycle

Answer

A revolution cycle

Answer

A rotation cycle

Answer

A cycle of expansion and contraction

Question 24

What is radiation?

Accepted Answer

Energy that travels as electromagnetic waves

Answer

Heat conducted through solids

Answer

Particles that travel through space

Answer

Energy released by nuclear reactions

Question 25

Which of the following is an example of radiation?

Accepted Answer

Light from a light bulb

Answer

Heat transferred through direct contact

Answer

Electricity flowing through a wire

Answer

Sound waves produced by a speaker

Question 26

What is another form of radiation?

Accepted Answer

Sunlight

Answer

Wind

Answer

Rain

Answer

Earthquakes

Question 27

How do microwaves heat food?

Accepted Answer

Using radiation

Answer

Combustion

Answer

Convection

Answer

Conduction

Question 28

Do you need to touch an electromagnetic wave to feel its effects?

Accepted Answer

No

Answer

Only if it is a low-energy wave

Answer

Yes

Answer

Only if it is a high-energy wave

Question 29

Which of the following is not a form of radiation?

Accepted Answer

Heat conducted through solids

Answer

X-rays

Answer

Radio waves

Answer

Visible light

Question 30

Can radiation be harmful?

Accepted Answer

Yes

Answer

Only if it is visible light

Answer

Only in large quantities

Answer

No

Question 31

What is the main source of radiation on Earth?

Accepted Answer

The sun

Answer

Television antennas

Answer

Nuclear power plants

Answer

Cell phone towers

Question 32

Which of the following is an example of radiation from our bodies?

Accepted Answer

Heat

Answer

Color

Answer

Sound

Answer

Odor

Question 33

What carries radiation?

Accepted Answer

Electromagnetic waves

Answer

Heat waves

Answer

Particles

Answer

Sound waves

Question 34

What is conduction?

Accepted Answer

The transfer of heat that happens when particles collide with each other.

Answer

The transfer of heat through evaporation.

Answer

The transfer of heat through radiation.

Answer

The transfer of heat through convection.

Question 35

Where can conduction happen?

Accepted Answer

In solids, liquids, and gases.

Answer

Only in solids.

Answer

Only in gases.

Answer

Only in liquids.

Question 36

Which is NOT a form of heat transfer?

Accepted Answer

The transfer of heat through evaporation.

Answer

The transfer of heat through radiation.

Answer

The transfer of heat through convection.

Answer

The transfer of heat through conduction.

Question 37

Which statement is true about conduction?

Accepted Answer

It can happen in both solids and gases.

Answer

It can only happen in liquids.

Answer

It can only happen in gases.

Answer

It can only happen in solids.

Question 38

What is the main factor that affects the rate of conduction?

Accepted Answer

Temperature difference.

Answer

Particle density.

Answer

Particle mass.

Answer

Particle size.

Question 39

Which is an example of conduction?

Accepted Answer

Touching a hot pan and feeling the heat.

Answer

Boiling water.

Answer

Melting an ice cube.

Answer

Feeling the warmth of the sun on your skin.

Question 40

In which of these materials does conduction occur fastest?

Accepted Answer

Metals.

Answer

Liquids.

Answer

Gases.

Answer

Plastics.

Question 41

Which statement best describes conduction?

Accepted Answer

It is the transfer of heat through direct contact between particles.

Answer

It is the transfer of heat through the emission of light.

Answer

It is the transfer of heat through changes in state.

Answer

It is the transfer of heat through the movement of fluids.

Question 42

Which of the following is an example of energy transformation?

Accepted Answer

A battery-powered flashlight illuminating a room

Answer

A bicycle moving up a hill

Answer

A bird building a nest

Answer

A person eating an apple

Question 43

Which of the following is an example of energy transformation?

Accepted Answer

A toaster heating up a slice of bread

Answer

A book resting on a shelf

Answer

A pencil rolling off a table

Answer

A flower blooming in sunlight

Question 44

What type of energy transformation occurs when a windmill produces electricity?

Accepted Answer

Mechanical energy to electrical energy

Answer

Chemical energy to mechanical energy

Answer

Electrical energy to mechanical energy

Answer

Solar energy to electrical energy

Question 45

What type of energy transformation occurs when a solar panel generates electricity?

Accepted Answer

Light energy to electrical energy

Answer

Electrical energy to light energy

Answer

Heat energy to mechanical energy

Answer

Chemical energy to electrical energy

Question 46

What type of energy transformation occurs when a light bulb emits light?

Accepted Answer

Electrical energy to light energy

Answer

Chemical energy to electrical energy

Answer

Sound energy to electrical energy

Answer

Mechanical energy to heat energy

Question 47

What type of energy transformation occurs when a person rides a bicycle?

Accepted Answer

Mechanical energy to kinetic energy

Answer

Chemical energy to thermal energy

Answer

Electrical energy to mechanical energy

Answer

Potential energy to kinetic energy

Question 48

What type of energy transformation occurs when a microwave heats up food?

Accepted Answer

Electrical energy to thermal energy

Answer

Light energy to electrical energy

Answer

Chemical energy to electrical energy

Answer

Mechanical energy to sound energy

Question 49

What is the transfer of energy by electromagnetic rays, which may occur in empty space?

Accepted Answer

Radiation

Answer

Convection

Answer

Light Energy

Answer

Conduction

Question 50

Which type of heat transfer occurs in solids, liquids, and gases when two substances of different temperatures touch?

Accepted Answer

Conduction

Answer

Electrical Energy

Answer

Convection

Answer

Radiation

Question 51

Which type of heat transfer is the transfer of thermal energy from one place to another by the movement of fluids?

Accepted Answer

Convection

Answer

Sound Energy

Answer

Thermal Energy

Answer

Mechanical Energy

Question 52

What type of energy is made available by the flow of electric charge through a conductor?

Accepted Answer

Electrical Energy

Answer

Chemical Energy

Answer

Mechanical Energy

Answer

Light Energy

Question 53

What form of energy exhibits wave-like behavior as it travels through space?

Accepted Answer

Light Energy

Answer

Chemical Energy

Answer

Mechanical Energy

Answer

Thermal Energy

Question 54

What is the sum of the motion (kinetic) energy and position (potential) energy of an object?

Accepted Answer

Mechanical Energy

Answer

Chemical Energy

Answer

Sound Energy

Answer

Thermal Energy

Question 55

What is the total kinetic (motion) energy of the tiny particles that make up an object?

Accepted Answer

Thermal Energy

Answer

Sound Energy

Answer

Chemical Energy

Answer

Electrical Energy

Question 56

What form of energy is made by vibrations and requires a medium in order to travel?

Accepted Answer

Sound Energy

Answer

Light Energy

Answer

Mechanical Energy

Answer

Chemical Energy

Question 57

What form of energy is produced through reactions that occur in chemical compounds?

Accepted Answer

Chemical Energy

Answer

Sound Energy

Answer

Light Energy

Answer

Thermal Energy

Question 58

Which type of heat transfer occurs in empty space?

Accepted Answer

Radiation

Answer

Sound Energy

Answer

Conduction

Answer

Convection

Question 59

What is the main difference between a conductor and an insulator?

Accepted Answer

A conductor allows the flow of energy to pass through it easily.

Answer

A conductor stops or slows down the flow of energy.

Answer

An insulator allows the flow of energy to pass through it easily.

Answer

An insulator stops or slows down the flow of energy.

Question 60

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

Accepted Answer

Copper

Answer

Plastic

Answer

Wood

Answer

Rubber

Question 61

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

Accepted Answer

Glass

Answer

Steel

Answer

Copper

Answer

Aluminum

Question 62

What type of energy do conductors easily allow to pass through them?

Accepted Answer

Electricity

Answer

Mechanical

Answer

Sound

Answer

Light

Question 63

Which of the following is an example of a conductor?

Accepted Answer

Silver

Answer

Rubber

Answer

Glass

Answer

Plastic

Question 64

Which of the following is an example of an insulator?

Accepted Answer

Wood

Answer

Copper

Answer

Aluminum

Answer

Silver

Related quizzes

Related quizzes