wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Thermal Energy Review

Total questions: 23

Worksheet time: 12mins

Name
Class
Date
1.

No more energy can be removed from matter at

a)

Its freezing point

b)

0 degrees C

c)

Absolute zero

d)

273K

2.

A teacher puts one test tube of 50 degree C liquid and one test tube of 10 degree C liquid into a 20 degree C water bath, as shown in the diagram below. Which of the following diagrams best represents the directions that heat will move when the test tubes are placed into the water bath?

a)
b)
c)
d)
3.

The more particles a substance has at a given temperature,

a)

The higher its temperature

b)

The more thermal energy it has

c)

The more degrees it has

d)

The more kelvin it has

4.

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

a)

Heat

b)

Temperature

c)

Motion

d)

Momentum

5.

Heat transfer occurs

a)

In many directions

b)

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

c)

Only from warm objects to colder ones

d)

Only from cold objects to warmer ones

6.

The transfer of energy by electromagnetic waves is called

a)

Conduction

b)

Convection

c)

Radiation

d)

Insulation

7.

Which of these is a good conductor?

a)

Wood

b)

Paper

c)

Silver

d)

Air

8.

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

a)

Thermal energy

b)

Conduction

c)

Convection

d)

Temperature

9.

The handle of a spoon in a bowl of soup becomes warm due to heat transfer by the process of

a)

Conduction

b)

Convection

c)

Radiation

d)

Insulation

10.

Stars transfer thermal energy by the process of

a)

Conduction

b)

Convection

c)

Radiation

d)

Insulation

11.

On the Celsius scale, water freezes at

a)

32

b)

100

c)

273

d)

0

12.

Which of the following is an example of conduction?

a)

Warm and cold water circulating in an ocean

b)

Sunlight brightening a room early in the morning

c)

A ceramic mug becomes warmer after coffee is poured into it

d)

Hot air rising and cold air sinking on a coast line

13.

Currents developed as heat is transferred in liquids through the process of –

a)

Conduction

b)

Convection

c)

Radiation

14.

The diagram below shows how sea breezes form as warm air over the land rises and cool ocean air moves in. This movement of air is an example of –

a)

Conduction

b)

Convection

c)

Radiation

15.

While seated one meter away, a camper felt the warmth of the camp fire. Which type of energy transfer did the camper experience?

a)

Conduction

b)

Convection

c)

Radiation

16.

All of the following are examples of heat transfer by radiation EXCEPT –

a)

Solar energy warming the earth

b)

Heat from the red hot coils of a stove

c)

A light bulb warming the surrounding air

d)

Heat moving from a clothes iron to the fabric as a shirt is ironed

17.

Why does ice melt when placed in a room temperature container?

a)

Heat is transferred from the ice into the container.

b)

Heat moves from air and the container into the ice.

c)

The ice loses the energy needed to hold it together as a solid.

d)

Atoms of the water molecule come apart.

18.

In an energy transfer experiment, four rocks of different temperatures were placed against the side of a large block of ice. On which side of the block of ice would the most melting occur?

a)

North

b)

South

c)

East

d)

West

19.

In an energy experiment, a student places 500 mL of water in a beaker along with several noodles. After heating the water, she noticed the noodles circulating in the beaker. Which of the following was her experiment designed to test?

a)

Conduction

b)

Convection

c)

Radiation

20.

A chef leaves a copper spoon, a wooden spoon, and a steel spoon in a pot of boiling soup for several minutes. Which spoon should the chef grab with his bare hand to stir the soup?

a)

The copper spoon

b)

The steel spoon

c)

The wooden spoon

d)

The three spoons will be equally hot

21.

Why does warm air rise?

a)

It is more dense

b)

It wants to contract

c)

It is less dense

d)

Warm air does not rise.

22.

Convection can take place in _________________.

a)

solids only

b)

liquids only

c)

liquids and gases only

d)

solids, liquids and gases

23.

The diagram shows some rice being boiled in a pan. What is the main methods by which thermal energy is transferred (i) through the metal pan and

(ii) through the water?

a)

(i) conduction (ii) conduction

b)

(i) convection (ii) convection

c)

(i) conduction (ii) convection

d)

(i) convection (ii) conduction