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WorksheetsHeat Transfer
Total questions: 61
Worksheet time: 53mins
Name
Class
Date
1.
Choose the most complete answer that explains why a basketball eventually stops bouncing after it is dropped?
a)
All of the kinetic energy of the ball dissipates into the air as heat and sound.
b)
Friction causes the ball to stop.
c)
The basketball runs out of heat and motion.
d)
The collision between the ball and the ground causes vibrations that cause heat to build up inside of the ball from the air thereby stopping it.
2.
The cause of weather systems on earth is
a)
conduction
b)
convection
c)
radiation
d)
the weather man
3.
Warm air over the beach rises while cooler dense air from over the ocean rushes in due to
a)
conduction
b)
convection
c)
radiation
4.
A chair is placed several feet from a fireplace. The fireplace has a glass screen. The side of the chair facing the fireplace gets warm because of
a)
conduction
b)
convection
c)
radiation
5.
An iron is placed on your clothes to smooth out the wrinkles. The iron transfers heat to your clothes through
a)
conduction
b)
convection
c)
radiation
d)
radiant waves
6.
Hot coffee is stirred with a spoon. The spoon gets hot due to
a)
conduction
b)
convection
c)
radiation
d)
hotness vs coldness
7.
A pot is placed directly on a stove. The pot gets hot due to
a)
conduction
b)
convection
c)
radiation
8.
You get sunburned due to __________ from the sun.
a)
conduction
b)
convection
c)
radiation
9.
You are baking a cake. When you open the oven, a gush of warm air flows out toward your face. This warm air is due to
a)
conduction
b)
convection
c)
radiation
10.
You are cooking a fish in a skillet over a fire. The fish heats up due to
a)
conduction
b)
convection
c)
radiation
11.
A huge rock at the state park gets so hot during the day because of
a)
conduction
b)
convection
c)
radiation
12.
Near the ceiling of a room the air is warmer. The warm air rises because of
a)
conduction
b)
convection
c)
radiation
13.
Transfer of thermal energy through "touch"
a)
conduction
b)
convection
c)
radiation
14.
Transfer of thermal energy through "space"
a)
conduction
b)
convection
c)
radiation
15.
Transfer of thermal energy through "flow"
a)
conduction
b)
convection
c)
radiation
16.
The heat from a hot burner to a pot is transferred by ______.
a)
convection
b)
insulation
c)
radiation
d)
conduction
17.
The way the heat is moving from the hot coffee is called...
a)
convection
b)
radiation
c)
insulation
d)
conduction
18.
This is a lava lamp. When the light bulb heats the wax, the wax rises. When the wax cools, it falls. This cycle of rising/falling is an example of:
a)
Conduction.
b)
Convection.
c)
Radiation.
19.
Warm air rises and the cool air sinks demonstrates this type of heat transfer.
a)
conduction
b)
convection
c)
radiation
d)
Insolation
20.
Heat transfers from an area of ____temperature to an area of ___ temperature.
a)
high to low
b)
low to high
c)
high to high
d)
It can travel high to low and low to high.
21.
Walking on the warm sand sand with your bare feet demonstrates this type of heat transfer.
a)
conduction
b)
convection
c)
radiation
22.
The Gulf Stream is a current that brings warm ocean water from the south to the north. What type of heat transfer is this?
a)
conduction
b)
convection
c)
radiation
d)
Insolation
23.
Johnny accidentally grabbed the handle of the hot pot.
a)
conduction
b)
convection
c)
radiation
24.
A group of friends gather around a fire to stay warm.
a)
conduction
b)
convection
c)
radiation
25.
The candle will slowly heat the metal and transfer the heat directly to the mans hand.
a)
conduction
b)
convection
c)
radiation
26.
Transfer of thermal energy through "space"
a)
conduction
b)
convection
c)
radiation
27.
Which of the following is a good conductor of heat?
a)
Wood
b)
Copper
c)
Plastic
28.
Which of the following materials would melt ice the fastest at room temperature?
a)
A copper plate that feels icy cold to the touch.
b)
A blanket that feels warm to the touch.
c)
An insulated Styrofoam cup.
d)
A glass mug that feels cold to the touch.
29.
Which of the following is a true statement?
a)
Your skin is able to detect how hot or cold an object is.
b)
Your skin is only able to detect the temperature of itself and not the temperature of other things.
c)
An iron plate sitting at room temperature feels cold because the particles that make up the plate are moving very slowly, thereby making things feel cold.
d)
A dry blanket sitting at room temperature feels warm because the particles that make up the blanket are moving fast, thereby creating warmth.
30.
A material that conducts heat poorly is called a(n):
a)
insulator
b)
conductor
c)
metal
d)
radiator
31.
Which of the following is a good conductor?
a)
wood
b)
paper
c)
silver
d)
air
32.
An entire lake is heated by water from a hot spring at the bottom of the lake. What type of heat transfer is this?
a)
convection
b)
conduction
c)
radiation
33.
As most substances are cooled, they expand.
a)
True
b)
False
34.
Trapped air is a good conductor because it reduces heat transfer.
a)
True
b)
False
35.
LT4: Identify the heat transfer happening in this image
a)
conduction
b)
convection
c)
radiation
36.
LT4: Identify the heat transfer occurring in this picture
a)
conduction
b)
convection
c)
radiation
37.
LT5: This is an example of a(n):
a)
conductor of heat
b)
insulator
38.
LT5: This is an example of a(n):
a)
conductor of heat
b)
insulator
39.
LT5: This is an example of a(n)
a)
conductor of heat
b)
insulator
40.
LT5: This is an example of:
a)
a conductor of heat
b)
an insulator
41.
What type of heat transfer occurs inside a microwave to warm-up food?
a)
Conduction
b)
Convection
c)
Radiation
42.
What type of heat transfer is occurring between the hot sun and the ice cream?
a)
Radiation
b)
Conduction
c)
Convection
d)
Condensation
43.
Breath on a cold day is what type of heat transfer?
a)
Conduction
b)
Convection
c)
Radiation
d)
Condensation
44.
This is an example of-
a)
Conduction
b)
Convection
c)
Radiation
45.
This is an example of-
a)
Conduction
b)
Convection
c)
Radiation
46.
In which direction will heat be transferred by conduction?
a)
From Sample 4 to Sample 1
b)
From Sample 2 to Sample 3
c)
From Sample 2 to Sample 4
d)
From Sample 3 to Sample 2
47.
Which container allowed the most transfer of thermal energy from the water to the environment?
a)
Glass
b)
Wood
c)
Paper
d)
Plastic
48.
Which was the most effective at preventing heat transfer from the water to the environment?
a)
Container P
b)
Container Q
c)
Container R
d)
Container S
49.
Which of the following containers has the Lowest R-Value?
a)
Container P
b)
Container Q
c)
Container R
d)
Container S
50.
Where would energy transfer by conduction move downward, from a higher block to a lower block?
a)
Sample 2 to Sample 4
b)
Sample 1 to Sample 2
c)
Sample 3 to Sample 4
d)
Sample 1 to Sample 3
51.
Which of the following describes a way in which heat energy will be transferred by conduction?
a)
Sample 1 to Sample 2
b)
Sample 3 to Sample 2
c)
Sample 3 to Sample 1
d)
Sample 2 to Sample 3
52.
Conduction can only occur between two objects when –
a)
one object is less dense than the other.
b)
both objects are in physical contact with each other.
c)
one of the objects is made of a metal.
d)
both objects are exactly the same temperature.
53.
In the situation illustrated, how will heat energy move? Heat energy will be transferred from –
a)
the water to the hot plate by convection.
b)
the water to the hot plate by conduction.
c)
the hot plate to the water by convection.
d)
the hot plate to the water by conduction.
54.
What combination of colour and texture would absorb energy well?
a)
light-coloured and shiny texture
b)
light-coloured and dull texture
c)
dark-coloured and shiny texture
d)
dark-coloured and dull texture
55.
Why do lifeguards coat their noses with an opaque white ointment?
a)
To increase their suntan.
b)
To absorb the Sun's radiant energy.
c)
To reflect the Sun's radiant energy.
d)
To change the Sun's radiant energy into chemical energy.
56.
Which of the following is not one of the characteristics of radiant energy?
a)
behaves like a wave
b)
can be absorbed and reflected by objects
c)
always flows from the energy source in an upward motion
d)
travels through empty space at the speed of light.
57.
Roberta is planning to build a garden shed out of plywood, which has an RSI value of 0.087/cm. If she uses a 10 cm thickness of plywood, what will the RSI value be?
a)
0.0087
b)
0.087
c)
0.87
d)
8.7
58.
The RSI values of fibreglass and vermiculite are 0.24 per cm and 0.16 per cm, respectively. How thick must the vermiculite be in order to provide about the same resistance to transfer of thermal energy by conduction as 2.0 cm of fibreglass?
a)
0.32cm
b)
1.5cm
c)
2.0cm
d)
3.0cm
59.
Who Dat?
a)
Wayne Gretzky
b)
Connor Mcdavid
c)
Jordan Eberle
d)
Taylor Swift
60.
Which of the following insulation ratings is the most resistant to heat flow?
a)
R-1
b)
R-10
c)
R-20
d)
R-0.9876
61.
Which of the following is the best insulator?
a)
Air
b)
Aluminum
c)
Steel
d)
Iron
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