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Thermal Energy

Total questions: 34

Worksheet time: 17mins

Name
Class
Date
1.

Which has more thermal energy?

a)

teaspoon of boiling water

b)

bowl of boiling water

c)

bathtub of boiling water

2.

Which has a higher temperature?

a)

teaspoon of boiling water

b)

bowl of boiling water

c)

bathtub of boiling water

d)

They are all the same temperature.

3.

You put a metal spoon and a wooden spoon into a pot of boiling water. One will become too hot to touch. Why?

a)

Metals conduct heat better than wood.

b)

Wood conducts heat better than metals.

c)

Metals are insulators.

d)

Wood is more dense than metal.

4.
A barefoot student steps on a hot concrete surface. Most of the heat transferred to the student’s skin by this contact is by the process of—
a)
convection
b)
conduction
c)
vaporization
d)
radiation
5.
A student opens the top window and the bottom window in a hot room. What statement best describes the heat transfer occurring in the room?
a)
conduction
b)
radiation
c)
convection
d)
evaporation
6.
what is conduction?
a)
direct touch
b)
air or liquids
c)
heat waves/ light waves
d)
drinking hot coffee
7.
what is radiation?
a)
direct touch
b)
air or liquids
c)
heat waves/ light waves
d)
touching the cookies out of the oven
8.
what is convection
a)
direct touch
b)
air or liquids
c)
heat waves or light waves
d)
sunbathing outside
9.
How do molecules at warm temperatures differ from molecules at cool temperatures? 
a)
a.  At warm temperatures, molecules move around more
b)
b.  At warm temperatures, molecules grow in siz
c)
c.  At warm temperatures, molecules exchange electrons more easil
d)
d.  At warm temperatures, molecules combine with each other more easil
10.
What is the difference between heat and temperature?    
a)
a.  Temperature measures the motion of molecules, and heat is the energy of that motion
b)
b.  Temperature is measured by a thermometer, and heat is measured by a barometer
c)
c.  Heat is measured in calories, and temperature is measured in joules
d)
d.  Heat is caused by the sun, and temperature is caused by conditions in the atmosphere
11.

Kinetic Energy is the energy of _________

a)

thermal

b)

movement

c)

potential

d)

atoms

12.

Everything has thermal energy

a)

False

b)

True

13.

All matter is made up of atoms that are constantly moving

a)

True

b)

False

14.

Thermal energy is the __________ _________ energy of moving particles

a)

total potential

b)

average potential

c)

average kinetic

d)

total kinetic

15.

Temperature is the __________ _________ energy of moving particles

a)

average potential

b)

average kinetic

c)

total potential

d)

total kinetic

16.

Hot things have ____________ thermal energy than cold things

a)

more

b)

less

c)

same

d)

equal

17.

Cold things often have a _________ kinetic energy because_______

a)

lower; particles are moving around less

b)

lower; particles are moving around more

c)

higher; particles are moving around the same

d)

higher; particles do not move

18.

Potential energy is the _________

a)

energy of movement

b)

same as kinetic energy

c)

stored energy inside of something

d)

potato

19.

As temperature increases, molecules _____________

a)

move slower

b)

move the same

c)

move faster

d)

stop moving

20.

What type of thermal energy transfer is warming the man from the fire?

a)

Convection

b)

Conduction

c)

Radiation

d)

Heat

21.

What type of thermal energy transfer is occurring at point A?

a)

Radiation

b)

Convection

c)

Conduction

d)

None of the above

22.

What type of thermal energy transfer is occurring at point B?

a)

Convection

b)

Conduction

c)

Radiation

d)

Kinetic

23.

What type of thermal energy transfer is occurring at point C?

a)

Convection

b)

Conduction

c)

Radiation

d)

Heat

24.

Copper wire is a good example of a _____________.

a)

Conductor

b)

Insulator

c)

Metal

d)

Thermometer

25.

This Styrofoam cup is a good example of a _________.

a)

Conductor

b)

Insulator

c)

Drinking device

d)

Solid

26.
The amount of energy required to raise the temperature 1ºC for every kilogram is called____?
a)
Thermal Energy
b)
Specific Heat
c)
Temperature
d)
Kinetic Energy
27.
What does temperature measure?
a)
Heat of Molecules
b)
ºC
c)
Average Kinetic Energy of Molecules
d)
Thermal Energy
28.
Specific heat is....
a)
The measure of kinetic energy of an objects particles
b)
A measure of the energy needed to increase the average kinetic energy of the particles
c)
The heating caused by the motion of flluid due to temperature difference
d)
The transfer of energy by electromagnetic radiation
29.

A group of friends gather around a fire to stay warm. This is an example of ________.

a)

conduction

b)

convection

c)

radiation

30.

Which describes what can happen as a result of radiation?

a)

A piece of wood burns in a fire.

b)

A shirt is hot after having been ironed.

c)

A can of soup is heated in a pot on a stove.

d)

A car’s inside temperature rises to over 100 degrees on a sunny day.

31.

Which is an example of heat being transferred by conduction?

a)

a furnace heating the air in a school

b)

an ice cube melting in a person’s hand

c)

a pot of water on a stove boiling

d)

the sun heating water in a swimming pool

32.

The handle of a metal spoon warms up when it is placed in a hot bowl of soup because of ________.

a)

convection

b)

conduction

c)

radiation

33.
The liquid in a thermometer ______________ as the temperature increases.
a)
expands
b)
disappears
c)
freezes
d)
explodes
34.
An increase in the volume of a substance when the temperature increases is called ___________________________________.
a)
kinetic energy
b)
thermal expansion
c)
temperature
d)
heat

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