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conduction convention radiation

Total questions: 100

Worksheet time: 1hrs 19mins

Name
Class
Date
1.
What is the definition of CONDUCTION?
a)
When heat is transferred from objects like rays of light or electromagnetically.
b)
a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
c)
When heat transfers from objects that are touching.
d)
When heat transfers through the heater or AC in your house.
2.
What is the definition of CONVECTION
a)
When heat transfers through waves.
b)
When heat transfers from objects that are touching.
c)
a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
d)
Heat traveling from the sun
3.
The baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
4.
Walking on the warm sand sand with your bare feet demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
5.
A group of friends gather around a fire to stay warm.
a)
conduction
b)
convection
c)
radiation
6.

Near the ceiling of a room the air is warmer. The warm air rises because of

a)

conduction

b)

convection

c)

radiation

7.

A huge rock at the state park gets so hot during the day because of

a)

conduction

b)

convection

c)

radiation

8.

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

9.

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

d)

insulation.

10.

When you use a microwave, what is the main way that heat is transferred?

a)

Convection

b)

Conduction

c)

Radiation

d)

insulation.

11.

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

12.

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

13.

A pot is placed directly on a stove. The pot gets hot due to

a)

conduction

b)

convection

c)

radiation

14.

Near the ceiling of a room the air is warmer. The warm air rises because of

a)

conduction

b)

convection

c)

radiation

15.

The heat from a lamp allows a lizard to remain warm. This is an example of which type of heat transfer?

a)

radiation

b)

conduction

c)

convection

d)

insulation

16.
A metal spoon heating up in a bowl of hot soup
a)
Conduction
b)
Convection
c)
Radiation
17.
Getting a sunburn on while spending the day on the beach
a)
Conduction
b)
Convection
c)
Radiation
18.
Feeling the hot air when opening the oven
a)
Conduction
b)
Convection
c)
Radiation
19.
Burning your tongue on a hot soup
a)
Conduction
b)
Convection
c)
Radiation
20.
Popcorn cooking in a microwave
a)
Conduction
b)
Convection
c)
Radiation
21.
Pancakes cooking on a pan
a)
Conduction
b)
Convection
c)
Radiation
22.
Water boiling in a pot
a)
Conduction
b)
Convection
c)
Radiation
23.

Heating a room with a fireplace

a)

Conduction

b)

Convection

c)

Radiation

24.

How does heat energy reach the Earth from the Sun

a)

Convection

b)

Radiation

c)

Conduction

d)

Insulation

25.

Which is the best surface for reflecting heat radiation?

a)

Shiny white

b)

Dull white

c)

Shiny black

d)

Dull black

26.
a)

Conduction

b)

Convection

c)

Radiation

27.
a)

Conduction

b)

Convection

c)

Radiation

28.
What kind of heat transfer happens when the sun is heating your body?
a)
Conduction
b)
Radiation
c)
Convection
d)
Density
29.
Warm air rises and the cool air sinks demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
d)
Insolation 
30.
Ironing a shirt is an example of...
a)
condensation
b)
conduction
c)
convection
d)
radiation
31.
A group of friends gather around a fire to stay warm.
a)
conduction
b)
convection
c)
radiation
32.
The way the heat is moving from the hot coffee is called...
a)
convection
b)
radiation
c)
insulation
d)
conduction
33.
In a swimming pool, water near the surface is slightly warmer. The warm water rises because of
a)
conduction
b)
convection
c)
radiation
34.
The sun shines down on this family as the play on the beach.
a)
conduction
b)
convection
c)
radiation
35.
In heat transfer, heat always flows from the _______________ substance to the _______________ substance.
a)
Hotter to colder
b)
Colder to hotter
c)
Hotter to hotter
d)
Colder to colder
36.
A group of friends gather around a fire to stay warm.
a)
conduction
b)
convection
c)
radiation
37.
The sun shines down on this family as the play on the beach.
a)
conduction
b)
convection
c)
radiation
38.
Walking on the warm sand sand with your bare feet.
a)
conduction
b)
convection
c)
radiation
39.
Blow drying your wet hair.
a)
conduction
b)
convection
c)
radiation
40.
Which direction will the heat flow while this person holds a hot cup of tea?
a)
from the cup to her hand
b)
from her hand to the cup
c)
no heat is transferred
41.
Which direction will the heat flow while this ice cap melts?
a)
there is no heat transfer
b)
from the icecap to the water
c)
from the water to the icecap
42.
The man goes to take the hot pot off the stove with his bare hands.
a)
conduction
b)
convection
c)
radiation
43.
In some cultures, walking on fire is the ultimate sign of strength.
a)
conduction
b)
convection
c)
radiation
44.
The candle will slowly heat the metal and transfer the heat directly to the mans hand.
a)
conduction
b)
convection
c)
radiation
45.
The chocolate bunny and the iron.
a)
conduction
b)
convection
c)
radiation
46.
The chocolate bunny and the blow dryer.
a)
conduction
b)
convection
c)
radiation
47.
How many kinds of heat transfer are there?
a)
1
b)
2
c)
3
d)
4 or more
48.
The heat from a hot burner to a pot is transferred by ______.
a)
convection
b)
insulation
c)
radiation
d)
conduction
49.
The way the heat is moving from the hot coffee is called...
a)
convection
b)
radiation
c)
insulation
d)
conduction
50.
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.
51.
Warm air rises and the cool air sinks demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
d)
Insolation 
52.
The baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
53.
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. 
54.
Johnny accidentally grabbed the handle of the hot pot.
a)
conduction
b)
convection
c)
radiation
55.
A group of friends gather around a fire to stay warm.
a)
conduction
b)
convection
c)
radiation
56.
Which is the best 
example of heat transfer 
through radiation?
a)
heating soup in a pot on the stove
b)
standing by a  campfire to get  warm on a chilly night
c)
burning your hand  when touching a hot pan on the stove 
d)
not getting burned when  touching a wooden spoon that has been in a hot pan 
57.
Which best describes 
the flow of heat?
a)
from a larger object  to a smaller object until the energy is gone
b)
from a warmer  object to a  cooler object until the energy is gone
c)
from a warmer  object to a cooler  object until the heat has balanced
d)
from a cooler object to a warmer object until the heat has balanced 
58.
Which shows an  example of 
convection?
a)
Jose cooks an egg in a pot of  boiling water. 
b)
Clara burns her hand by touching  a light bulb. 
c)
Lucy wraps herself in an electric blanket  to keep warm. 
d)
Ben holds the end of a metal rod in fire to cook hot dogs. 
59.
A boy touches a 
stove and gets burned. 
What transfer of heat caused his hand to get burned? 
a)
conduction
b)
convection
c)
radiation
d)
combustion
60.
Which best explains 
how ice melts in 
a person’s hand? 
a)
The heat from a person’s  hand transfers by  radiation to the ice, causing it to melt. 
b)
The heat from a person’s  hand transfers by  conduction to the ice, causing it to melt.
c)
The cool temperature of  the ice transfers by  radiation to a person’s hand, cooling it off. 
d)
The cool temperature of  the ice transfers by  conduction to a person’s hand, cooling it off. 
61.

A cup of water is left out overnight. In the morning, how will the temperature of the water compare to the temperature of the air in the room?

a)

The water and the air will be the same temperature.

b)

The air will be warmer than the water.

c)

The water will be warmer than the air.

d)

There is no way to guess which will be warmer.

62.

Brittany placed a cold piece of butter on a hot ear of corn. The butter began to melt.

a)

evaporation

b)

convection

c)

conduction

d)

radiation

63.

Which of the following is an example of heat being transferred by radiation?

a)

the Sun heating the Earth

b)

a fire warming a group of campers

c)

an electric heater warming a room

d)

all of these

64.

A transfer of heat within a liquid or gas (like air and water) that involves warm particles moving in currents is

a)

convection.

b)

connection.

c)

conduction.

d)

correction.

65.

What thermal energy transfer is shown here?

a)

Conduction

b)

Convection

c)

Radiation

66.

What thermal energy transfer is shown here?

a)

Conduction

b)

Convection

c)

Radiation

67.

What thermal energy transfer is shown here?

a)

Conduction

b)

Convection

c)

Radiation

68.

What thermal energy transfer is shown here?

a)

Conduction

b)

Convection

c)

Radiation

69.

What thermal energy transfer is shown here?

a)

Conduction

b)

Convection

c)

Radiation

70.

What thermal energy transfer is shown here?

a)

Conduction

b)

Convection

c)

Radiation

71.

Dan heats up a sandwich in the microwave. What type of heat transfer is it from the microwave to the sandwich?

a)

convection

b)

conduction

c)

radiation

d)

microwave

72.

Liam is cooking pasta. He starts with just a pot of hot water then he adds the cold pasta how does the pasta get cooked?

a)

conduction

b)

radiation

c)

convection

d)

conduction and convection

73.

Jayden puts his hand in a fire. What heat transfer is it from the fire to Jayden's hand?

a)

Energy

b)

Convection

c)

Radiation

d)

None of the above

74.

Which type of heat is being transferred in the image?

a)

Conduction

b)

Convection

c)

Radiation

75.

Law of Conservation of Energy

a)

The total kinetic (motion) energy of tiny particles that make up matter. The faster the particles move, the warmer the matter becomes.

b)

A circular movement of fluids caused by the rising of hotter, less dense fluid and the falling of cooler, more dense fluid

c)

Thermal

d)

-Energy can neither be created nor destroyed; energy just changes form.

76.

A chair is placed several feet from a fire in a fireplace. The fire has a glass screen. The side of the chair facing the fireplace gets warm because of ...

a)

Conduction

b)

Radiation

c)

Convection

77.

Hot coffee is stirred with a spoon, the spoon gets hot due to ...

a)

Conduction

b)

Radiation

c)

Convection

78.

A certian type of decorative lamp contains colored liquids. These liquids form globs that break off and rise to the top of the liquid. The globs rise due to ...

a)

Conduction

b)

Radiation

c)

Convection

79.

A college student holds the back of his hand near an iron to see if it is hot. Heat is transferred to his hand by ..

a)

Conduction

b)

Radiation

c)

Convection

80.

A heater is placed under one corner of a waterbed mattress. Warm air moves throughout the mattress because of ...

a)

Conduction

b)

Radiation

c)

Convection

81.

One end of a copper rod is placed in a flame of a Bunsen burner. Small pieces of wax placed along the rod melt a progressively larger distance from the flame. Heat is transferred through the rod by ...

a)

Conduction

b)

Radiation

c)

Convection

82.

In a swimming pool, the water near the surface is slightly warmer. THe warm water rises because ...

a)

Conduction

b)

Radiation

c)

Convection

83.

A huge rock at a state park gets so hot during the day that you cannot sit on it from ...

a)

Conduction

b)

Radiation

c)

Convection

84.

A huge rock at a state park gets so hot during the day that you cannot sit on it from radiation. You are able to lay on the same rock at night and keep warm by ...

a)

Conduction

b)

Radiation

c)

Convection

85.

A fireman feels a door and it is hot from the fire on the other side due to ...

a)

Conduction

b)

Radiation

c)

Convection

86.
The way the heat is moving from the hot coffee is called...
a)
convection
b)
radiation
c)
insulation
d)
conduction
87.

A toaster toasting bread is an example of

a)

condensation

b)

conduction

c)

convection

d)

radiation

88.
What happens when ice cubes melt in a glass?
a)
Heat travels from the ice to the warmer water.
b)
No energy is transferred.
c)
Heat is transferred from the warmer water to the ice cubes.
d)
The water warms up due to the humidity
89.
Which direction will the heat flow while this ice cap melts?
a)
there is no heat transfer
b)
from the icecap to the water
c)
from the water to the icecap
90.

#9 Egg cooking from the heat of the sidewalk.

a)

conduction

b)

convection

c)

radiation

91.
The heat from a hot burner to a pot is transferred by ______.
a)
convection
b)
insulation
c)
radiation
d)
conduction
92.
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.
93.
What kind of heat transfer?
a)
conduction
b)
radiation
c)
convection
94.
What kind of heat transfer?
a)
convection
b)
conduction
c)
radiation
95.
What kind of heat transfer
a)
conduction
b)
radiation
c)
convection
96.
What kind of heat transfer?
a)
conduction
b)
convection
c)
radiation
97.
What kind of heat transfer?
a)
conduction
b)
convection
c)
radiation
98.
What kind of heat transfer?
a)
conduction
b)
convection
c)
radiation
99.
What kind of heat transfer?
a)
convection
b)
conduction
c)
radiation
100.
What kind of heat transfer?
a)
conduction
b)
convection
c)
radiation

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