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Heat Transfer

Total questions: 45

Worksheet time: 1hrs 8mins

Name
Class
Date
1.
What is the transfer of heat by movement of liquids or gases?
a)
Radiation
b)
Convection
c)
Conduction
d)
Heat
2.
What are waves that can transfer heat through the vacuum of empty space?
a)
Electromagnetic waves
b)
Convection
c)
Conduction
d)
Heat
3.
What is a transfer of heat energy by electromagnetic waves?
a)
Radiation
b)
Convection
c)
Conduction
d)
Heat
4.
What is the transfer of heat by direct contact?
a)
Convection
b)
Electromagnetic waves
c)
Radiation
d)
Conduction
5.
What is the measurement of the average kinetic energy of a substance?
a)
Kinetic energy
b)
Temperature
c)
Thermal energy
d)
Potential energy
6.
What is a substance that does NOT conduct heat well?
a)
Conductor
b)
Insulator
c)
Convector
d)
Radiator
7.
What is a substance that DOES conduct heat well?
a)
Conductor
b)
Insulator
c)
Convector
d)
Radiator
8.
What is the total amount of kinetic energy in a substance?
a)
Potential energy
b)
Kinetic energy
c)
Thermal energy
d)
Temperature
9.
What is the transfer of kinetic energy from one substance to another?
a)
Heat
b)
Energy
c)
Thermal energy
d)
Temperature
10.
What is the energy of the movement of particles in a substance?
a)
Potential energy
b)
Kinetic energy
c)
Thermal energy
d)
Temperature
11.

A piece of cheese that melts as heat is transferred from the meat to the cheese is an example of what?

a)

Radiation

b)

Conduction

c)

Convection

12.

Taking a hot air balloon ride is an example of what?

a)

Radiation

b)

Conduction

c)

Convection

13.

Taking a trip to the beach and falling asleep under the sun, resulting in a sunburn is an example of what?

a)

Radiation

b)

Conduction

c)

Convection

14.

True or False

Heat transfer is the transfer of heat from cooler objects to warmer objects.

a)

True

b)

False

15.

What is the circular motion of hot air rising and cold air sinking?

a)

Radiation

b)

Convection Currents

c)

Electromagnetic Waves

d)

Conduction

16.
Warm air rises and the cool air sinks. This is...
a)
conduction
b)
convection
c)
radiation
17.
Heat transfers from an area of ________temperature to an area of ______ temperature.
a)
high to low
b)
low to high
c)
high to high
18.
Warm water from the ocean moves to the north while cool waters moves to the south. This is an example of.. 
a)
Conduction
b)
Convection
c)
Radiation
19.
If an object has particles that are moving very quickly, the object 's temperature is probably _____.
a)
cold
b)
slow
c)
big
d)
hot
20.
When the temperature of matter decreases the particles ...
a)
speed up and move farther apart
b)
speed up and move closer together
c)
slow down and move farther apart
d)
slow down and move closer together
21.
If I am adding thermal energy to a liquid it will turn into _______. 
a)
Solid
b)
Liquid
c)
Gas
d)
Melt
22.
You're holding hands with your best friend.  Your friend's hands are REALLY warm and yours are really cold.  After a few minutes, this has changed.  How might you explain what happened?
a)
The cold energy from your hand transferred to your friend's hand through conduction.
b)
The heat energy from your friend's hand transferred to your hand through conduction. 
c)
The cold energy from your hand transferred to your friend's hand through convection.
d)
The heat energy from your friend's hand transferred to your hand through convection.
23.
On a hot summer day, a student dropped an ice cube onto a park bench. Within minutes, the ice cube melted. Which method of heat transfer best describes the process the student observed?
a)
radiation
b)
melting
c)
conduction
d)
convection
24.
Hot coffee is stirred with a spoon; the spoon gets hot due to
a)
conduction
b)
convection
c)
radiation
25.
Carole owns a two story house with a heating and cooling unit on each floor. In the winter she mostly uses the downstairs unit because the volume of warm air __________ and __________ warming the whole house through __________.
a)
expands, rises, convection
b)
expands, sinks, conduction
c)
contracts, rises, conversion
d)
contracts, sinks, contraption
26.
A toaster toasting bread is an example of 
a)
condensation
b)
conductio
c)
convection
d)
radiation
27.
In how many ways does heat move around the universe?
a)
One
b)
Three
c)
Two
d)
Ten
28.
Which statement is true?
a)
The quicker a molecule moves, the colder it is.
b)
The slower a molecule moves, the warmer it is.
c)
The quicker a molecule moves, the warmer it is
d)
The movement on molecule don�t affect its temperature
29.
Which of the following is the best example of conduction?
a)
A light bulb warming a lampshade
b)
An egg cooking in a frying pan
c)
Water boiling in a pot
d)
Gases circulating in the atmosphere
30.
Walking on the warm sand sand with your bare feet demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
31.
Select the temperature in °F
a)
90°F
b)
100°F
c)
40°F
d)
30°F
32.

What is the concept in which two objects in contact with each other transfer heat until they are equal?

a)

thermal equilibrium

b)

thermal energy

c)

thermal equality

d)

thermal heat

33.

Steam rising from hot soup is an example of...

a)

conduction

b)

convection

c)

radiation

34.

Which object is a conductor of heat?

a)

An aluminum nail

b)

A rubber band

c)

A tree

d)

A balloon

35.

Dean is making a trivet. A trivet is placed on a table beneath a hot pot.


He knows that he must choose something that will NOT allow heat to pass easily from the hot pot to the table. Which material should Dean use to make the trivet?

a)

Wood

b)

Aluminum

c)

Copper

d)

Silicon

36.

Desiree places four different materials at the same temperature onto a hot plate to find out which material conducts heat the best. The information presented in the illustration shows the temperature of each material after 15 minutes.


Desiree can conclude that which of the following materials conduct heat the best?

a)

Material 1

b)

Material 2

c)

Material 3

d)

Material 4

37.

A pot of water with an egg sits on a hot stove. Which of the following correctly describes a flow of heat energy in the diagram?

a)

Heat energy flows from the egg to the stove.

b)

Heat energy flows from the egg to the water.

c)

Heat energy flows from the water to the pot.

d)

Heat energy flows from the water to the egg.

38.

Caden place a 5 gram ice cube in four different cups made of four different materials. After 2 minutes he pours off the water that has melted from the ice cube, and measures the mass of the remaining ice. Based on this data, which of the following ranks the materials from the one that conducts the most heat to the least?

a)

3, 1, 2, 4

b)

4, 3, 1, 2

c)

1, 4, 2, 3

d)

3, 4, 2, 1

39.

Four different materials at the same temperature were placed onto a hot stove. The information presented in the illustration shows the temperature of each material after ten minutes.


The results support the conclusion that which of the following materials conducts heat best?

a)

Brick

b)

Concrete

c)

Glass

d)

Aluminum

40.

While on a camping trip, Mackenzie and her family sat around the campfire. Even after the fire had been put out, Mackenzie could feel that the air above the rocks surrounding the campfire was warm. Which best explains how the heat was transferred?

a)

From the air to the fire to the rocks

b)

From the rocks to the fire to the air

c)

From the rocks to the air to the fire

d)

From the fire to the rocks to the air

41.
Which of the following is NOT an insulator?
a)
Wool
b)
Plastic
c)
Copper
d)
Styrofoam
42.

______________ is a suitable material to make the handle of a frying pan because it is a ____________ conductor of heat.

a)

Plastic / poor

b)

Plastic / good

c)

Metal / poor

d)

Metal / good

43.
The handle of a frying pan is often coated in rubber because rubber provides...
a)
Heat insulation
b)
Heat conduction
c)
A low melting point
d)
A nonstick surface
44.

Heat energy always moves in which direction?

a)

Large objects to small objects

b)

Dark objects to light objects

c)

Warm objects to cool objects

d)

Smooth objects to rough objects

45.

Draw the convection current seen in the water as its heated on the gas.

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