Quiz about Unit 3: Transfer of Thermal Energy

Question 1

Which of the following best describes thermal energy?

Accepted Answer

Energy related to heat

Answer

Energy that comes from the Sun

Answer

Energy associated with motion

Answer

Energy stored in chemical bonds

Question 2

How does heat move through convection?

Accepted Answer

Through the movement of fluids

Answer

Through direct contact

Answer

Through electromagnetic waves

Answer

Through the transfer of electrons

Question 3

Which of the following is an example of radiation?

Accepted Answer

Feeling the heat of a bonfire from a distance

Answer

Holding a hot cup of coffee

Answer

Ice melting on a warm day

Answer

Warming your hands by rubbing them together

Question 4

How does heat move through radiation?

Accepted Answer

Through electromagnetic waves

Answer

Through direct contact

Answer

Through the movement of fluids

Answer

Through the transfer of electrons

Question 5

Which type of thermal energy transfer occurs through the direct contact of particles?

Accepted Answer

Conduction

Answer

Convection

Answer

Radiation

Answer

Insulation

Question 6

Which type of thermal energy transfer occurs through the movement of fluids?

Accepted Answer

Convection

Answer

Conduction

Answer

Radiation

Answer

Insulation

Question 7

Which type of thermal energy transfer occurs through electromagnetic waves?

Accepted Answer

Radiation

Answer

Conduction

Answer

Convection

Answer

Insulation

Question 8

What is the transfer of heat through electromagnetic waves called?

Accepted Answer

Radiation

Answer

Conduction

Answer

Convection

Answer

Insulation

Question 9

What is the transfer of heat through the movement of fluids called?

Accepted Answer

Convection

Answer

Conduction

Answer

Radiation

Answer

Insulation

Question 10

If a metal spoon is left in a hot cup of tea, which type of thermal energy transfer is occurring?

Accepted Answer

Conduction

Answer

Convection

Answer

Radiation

Answer

Insulation

Question 11

If warm air rises above a hot surface, which type of thermal energy transfer is occurring?

Accepted Answer

Convection

Answer

Conduction

Answer

Radiation

Answer

Insulation

Question 12

If you stand close to a heater and feel the heat on your skin, which type of thermal energy transfer is occurring?

Accepted Answer

Radiation

Answer

Conduction

Answer

Convection

Answer

Insulation

Question 13

What happens to the temperature of an object when thermal energy is transferred to it?

Accepted Answer

It increases

Answer

It remains the same

Answer

It decreases

Answer

It becomes nonexistent

Question 14

Your finger feels cold when you dip it into ice water. This is because ___________________.

Accepted Answer

Thermal energy flows from your finger to the ice water.

Answer

Temperature flows from your finger to the ice water.

Answer

Thermal energy flows from the ice water to your finger.

Question 15

Conduction can

Accepted Answer

occur in solids and fluids.

Answer

only occur in solids.

Answer

only occur in fluids.

Question 16

Convection can

Accepted Answer

occur only in fluids.

Answer

occur only in solids.

Answer

occur in solids and fluids.

Question 17

Convection current is formed because of

Accepted Answer

changes in density of fluids.

Answer

changes in mass of fluids.

Answer

changes in weight of fluids.

Question 18

When a fluid is heated, it

Accepted Answer

expands, becomes less dense, and rises

Answer

expands, becomes denser, and sinks

Answer

contracts, becomes less dense, and rises

Question 19

When a fluid is cooled, it

Accepted Answer

contracts, becomes denser, and sinks.

Answer

expands, becomes denser, and sinks.

Answer

contracts, becomes less dense, and sinks.

Question 20

What is the main process that transfers thermal energy from the Sun to the Earth?

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 21

Which process does not require a medium to transfer thermal energy?

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 22

A heater is placed in a room.

Which diagram shows the movement of air as the room is heated?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 23

Zoom in to read this MCAS question carefully. Which picture best shows the directions thermal energy will flow?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 24

Zoom in to read this MCAS question.

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 25

Zoom in to read this MCAS question.

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 26

Zoom in to read this MCAS question.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 27

The total energy of all the particles in a substance is called

Accepted Answer

thermal energy

Answer

temperature

Answer

degrees

Answer

mass

Question 28

The movement of thermal energy from a warmer object to a cooler object is called

Accepted Answer

heat

Answer

temperatur

Answer

motion

Answer

momentum

Question 29

Heat transfer occurs

Accepted Answer

only from warm objects to colder ones

Answer

in many directions

Answer

both from warm objects to colder ones and from cold objects to warmer ones

Answer

only from cold objects to warmer ones

Question 30

A measure of the average kinetic energy of the individual particles in an object is called

Accepted Answer

temperature

Answer

thermal energy

Answer

conduction

Answer

convection

Question 31

What happens to particles as they heat up?

Accepted Answer

They speed up

Answer

They slow down

Answer

Nothing

Answer

They don't move

Question 32

What happens to particles as they cool down?

Accepted Answer

They slow down

Answer

Nothing

Answer

They don't move

Answer

They speed up

Question 33

As you touch a hot stove the heat transfers -

Accepted Answer

from the stove to your hand

Answer

from your hand to the stove

Answer

It doesn't transfer

Question 34

Hot objects begin to cool as-

Accepted Answer

thermal energy in the object is transferred to the surrounding air.

Answer

cooler air is transferred to the hot object.

Answer

atoms in the object react with the oxygen in the air.

Answer

thermal energy in the object cancels out energy in the air

Question 35

Which sentence explains why a cold metal spoon placed in a pot of boiling water becomes hot?

Accepted Answer

Thermal energy is transferred from the water to the spoon.

Answer

Thermal energy is transferred from the spoon to the water.

Answer

Thermal energy in the water is transformed into kinetic energy in the spoon.

Answer

Thermal energy in the spoon is transformed into kinetic energy in the water.

Question 36

Which particles are moving fastest?

Accepted Answer

Particles in steam.

Answer

Particles in ice.

Answer

Particles in boiling water.

Answer

Particles in water from the sink.

Question 37

Molecular motion _________ when temperature is increased.

Accepted Answer

Increases

Answer

Decreases

Question 38

Warm air rises and the cool air sinks demonstrates this type of heat transfer.

Accepted Answer

convection

Answer

conduction

Answer

radiation

Answer

Insolation

Question 39

What would be the effect on the particles if more heat is supplied to the system?

Accepted Answer

They would speed up

Answer

They would slow down

Answer

They would stop moving

Answer

There would be no effect

Question 40

Heat transfers from an area of ____temperature to an area of ___ temperature.

Accepted Answer

high to low

Answer

low to high

Answer

high to high

Answer

It can travel high to low and low to high.

Unit 3: Transfer of Thermal Energy

40 questions

Which of the following best describes thermal energy?

How does heat move through convection?

Which of the following is an example of radiation?

How does heat move through radiation?

Which type of thermal energy transfer occurs through the direct contact of particles?

Which type of thermal energy transfer occurs through the movement of fluids?

Which type of thermal energy transfer occurs through electromagnetic waves?

What is the transfer of heat through electromagnetic waves called?

What is the transfer of heat through the movement of fluids called?

If a metal spoon is left in a hot cup of tea, which type of thermal energy transfer is occurring?

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