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Thermodynamics review

Total questions: 90

Worksheet time: 1hrs 5mins

Name
Class
Date
1.

Select the correct SI unit for Heat

a)

calorie

b)

joule

c)

kelvin

d)

celsius

2.

If system A and system B have no heat flow between them and system B and system C have no heat flow between them, what do systems A and C have in common?

a)

They must have no heat flow between them

b)

A is hotter than C

c)

C is hotter than A

d)

Heat is flowing back and forth between the two systems rapidly.

3.

The transfer of heat through a fluid (liquid or gas) is...

a)

Conduction

b)

Convection

c)

Radiation

d)

Ablation

4.

What method of heat transfer is causing heat to flow from the tip of the spoon to the handle of the spoon?

a)

Conduction

b)

Convection

c)

Radiation

d)

Erosion

5.

What method of heat transfer do solar panels rely on?

a)

Conduction

b)

Convection

c)

Radiation

d)

Nucleation

6.

A wool blanket is an example of a good ___________.

a)

Radiator

b)

Conductor

c)

Insulator

d)

Equilizer

7.

What is the branch of physics concerned with heat and temperature?

a)

Kinematics

b)

Mechanics

c)

Optics

d)

Thermodynamics

8.

A measure of the amount of disorder or randomness in a system.

a)

Entropy

b)

Exothermic

c)

First Law of Thermodynamics

d)

Heat engine

9.

The law stating that energy is neither created nor destroyed; it only changes form. It is also known as the law of conservation of energy.

a)

First Law of Thermodynamics

b)

Second Law of Thermodynamics

c)

Third Law of Thermodynamics

d)

Fourth Law of Thermodynamics

10.

A law stating that all spontaneous processes result in an increase in the total entropy of the system and its surroundings.

a)

First Law of Thermodynamics

b)

Second Law of Thermodynamics

c)

Third Law of Thermodynamics

d)

Fourth Law of Thermodynamics

11.

Consider 2 blocks of Aluminium (one of 1kg and one of 10 kg) and being supplied with thermal energy.

Which one heats up the fastest?

a)

1 kg

b)

10 kg

c)

They both heat up at the same rate

d)

They don't heat up.

12.
Heat energy moves from __________ things to _________ things.
a)
warm / cold
b)
cold / warm
c)
liquid / solid
13.
What would be the effect on the particles if more heat is supplied to the system?
a)
They would slow down
b)
They would stop moving
c)
They would speed up
d)
There would be no effect
14.
A thermometer measures temperature which is best described as
a)
heat movement of particles
b)
average kinetic energy of particles
c)
calorimetry experiment
d)
specific heat of a substance
15.
The __________ law of thermodynamics states that entropy is always increasing. 
a)
first
b)
second
c)
third
d)
zeroth
16.
Which phase of matter has the greatest motion and least orderly arrangement?
a)
solid
b)
liquid
c)
gas
17.

True or False? Temperature is a measure of the total kinetic energy in a substance.

a)

True

b)

False

18.

True or False? Water in containers of different sizes can have the same temperature but different amounts of heat.

a)

True

b)

False

19.

The best description of mechanical energy is...

a)

Energy that can do work

b)

Energy from machines

c)

Energy from kinetic energy only

d)

Energy from potential energy only

20.

The 2nd Law of Thermodynamics tells us...

a)

Heat flows from cold to hot.

b)

Heat flows randomly, it's a 50/50 coin flip

c)

Heat doesn't flow, temperature flows.

d)

Heat flows from hot to cold.

21.

The first law of thermodynamics tells us...

a)

Heat flows from hot to cold

b)

Order goes to disorder

c)

The amount of heat put into a system is the amount of energy that system gains.

d)

Absolute Zero cannot be reached

22.

The following items are examples of...

a)

Good insulators

b)

Good conductors

23.

The sun provides most of the energy the Earth needs to support the living. This is an example of...

a)

1st Law of Thermodynamics

b)

2nd Law of Thermodynamics

c)

3rd Law of Thermodynamics

24.

If you don't pick up your room, it eventually becomes disordered (messy). This is an example of...

a)

1st Law of Thermodynamics

b)

2nd Law of Thermodynamics

c)

3rd Law of Thermodynamics

25.

Entropy will increase in a system that is not in equilibrium.

a)

1st Law of Thermodynamics

b)

2nd Law of Thermodynamics

c)

3rd Law of Thermodynamics

26.

If you don't mow a lawn, it becomes a wild mess. This is an example of...

a)

1st Law of Thermodynamics

b)

2nd Law of Thermodynamics

c)

3rd Law of Thermodynamics

27.

When someone dies of "old age" it means that the entropy of their cells and systems has become too disordered to function properly--you can extend your life by putting energy into increasing your body's order (healthy food and exercise increase good cell growth). This is an example of...

a)

1st Law of Thermodynamics

b)

2nd Law of Thermodynamics

c)

3rd Law of Thermodynamics

28.

An old car with a lot of mileage is more likely to break down than a new car that has not been driven a lot. This is an example of...

a)

1st Law of Thermodynamics

b)

2nd Law of Thermodynamics

c)

3rd Law of Thermodynamics

29.
Temperature is a measure of the...
a)
total energy in a substance
b)
total kinetic energy in a substance
c)
average potential energy in a substance
d)
average kinetic energy of molecules in a substance
30.
The transfer of thermal energy between objects of different temperatures is called...
a)
temperature
b)
heat
c)
internal energy
d)
none of these
31.
It is possible to reach absolute zero
a)
true
b)
false
32.
The kind of heat transfer that travels through space in electromagnetic waves is ______________________.
a)
insulation.
b)
Radiation
c)
Conduction
d)
Convection
33.
The type of heat transfer that happens through direct contact of molecules or particles with each other is ___________________.
a)
Convection
b)
Conduction
c)
Radiation
d)
insulation.
34.
___________________ is the type of heat transfer that occurs in fluids, such as warm air rising and cold air sinking; creating wind.
a)
Convection
b)
Conduction
c)
Radiation
d)
insulation.
35.
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
36.
Two objects at different temperatures are in contact. Which of the following happens to their thermal energy?
a)
Their thermal energies remain the same.
b)
Thermal energy passes from the cooler object to the warmer object
c)
Thermal energy passes from the warmer object to the cooler object.
d)
Thermal energy passes back and forth equally between the two objects.
37.
Marcie played with her friends out in the cold, cloudy weather, wearing her wool hat. After the group had finished building snowmen and having snowball fights, Marcie went back inside to warm up and drink some hot chocolate. When she took her hat off, she realized that it was very warm. What happened?
a)
The radiant energy from the sun warmed up her hat and the hat kept that heat from the sun.
b)
�� Her hat was warm because wool fabric is warmer than other fabrics.
c)
The humidity outside made her hat warm.
d)
Conduction between Marcie�s warm body and the hat occurred and the hat remained warm because it is an insulator.
38.
Students in a science class performed an experiment with hot and cold water. They dyed the hot water red and the cold water blue. When the students layered the water, they noticed that the hot water rose to the top and the cold water sank. What was this demonstrating?
a)
Radiation
b)
Air Pressure
c)
Evaporation
d)
Density
39.
When you use a microwave, what is the main way that heat is transferred?
a)
Convection
b)
Conduction
c)
Radiation
d)
insulation.
40.
Which of the following is NOT a conductor?
a)
oven mitt
b)
curling iron
c)
iron skillet
d)
copper pipe
41.
A large house being heated by heater warms a house when the air is circulating.
a)
Convection
b)
Conduction
c)
Radiation
d)
insulation.
42.
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
43.
Which statement is true about radiation?
a)
Radiation is the transfer of heat through electromagnetic waves
b)
Radiation is the transfer of heat through direct contact.
c)
Radiation is more dangerous than conduction.
d)
Radiation is the transfer of heat through liquids and gases
44.
Which situation best represents convection?
a)
Heat from a campfire
b)
A hot air balloon taking off
c)
Touching a hot piece of metal
d)
Getting sunburned
45.
Which situation best represents conduction?
a)
Heat from a campfire
b)
A hot air balloon taking off
c)
Touching a hot piece of metal
d)
Getting sunburned
46.
How much energy radiated by the sun reaches Earth?
a)
about 80%
b)
about two-billionths
c)
about 50%
d)
about one one-hundredth
47.
The process by which gases in the atmosphere absorb thermal energy and radiate it back to earth is called
a)
the thermal effect.
b)
the greenhouse effect.
c)
global warming.
d)
radiation balance
48.
Which is an example of conduction?
a)
Steam is rising from a cup of hot coffee.
b)
A hot biscuit is warming the plate it is on.
c)
The sun is shining through a window and warming a table.
d)
Grilling a hot dog over a campfire.
49.
Which is the best choice for the handle of a frying pan?
a)
Metal, because it conducts heat.
b)
Wood, because it conducts heat.
c)
Metal, because it does not conduct heat.
d)
Wood, because it does not conduct heat.
50.
Which is an example of radiation?
a)
boiling a pot of noodles for dinner
b)
getting hot from lying in the sun
c)
feeling warm while taking a hot shower
d)
burning yourself after touching a hot plate
51.
Which substance will conduct the least amount of heat?
a)
glass
b)
plastic
c)
aluminum
d)
copper
52.
Which best describes heat transfer by radiation?
a)
a slice of bacon frying in a pan
b)
a pot on a stove boiling water
c)
a camp fire warming hands
d)
a hot air balloon
53.
Why does an ice cube melt when dropped into hot liquid?
a)
The liquid absorbs heat from the ice.
b)
Heat from the liquid transfers to the ice.
c)
Heat from the ice transfers to the liquid.
d)
Cold from the ice transfers into the liquid.
54.
You put a heat pack on your cold feet. What will most likely be the result?
a)
The cold from your feet will be radiated into the heat pack.
b)
The warmth of the heat pack will be radiated onto your feet.
c)
The cold from your feet will be conducted into the heat pack.
d)
The warmth of the heat pack will be conducted onto your feet.
55.
You are wearing gloves while you get a hot pan out of the oven. Which best explains why you need to wear gloves while carrying the hot pan?
a)
The gloves protect your hands from convection heat in the hot pan.
b)
The gloves protect your hands from heat that is radiated through the hot pan.
c)
The gloves protect your hands from heat that is conducted through the hot pan.
d)
The gloves protect your hands from heat that enters the pan from the surrounding air.
56.
Which is an example of convection?
a)
the heat coming from a campfire
b)
a spoon in a bowl of soup becoming warmer
c)
warmer water at the surface of a swimming pool
d)
a hamburger being warmed by a campfire
57.
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.
58.
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
59.
What heat transfer happens when you burn your hand by touching a fire?
a)
Radiation
b)
Conduction
c)
Convectio
d)
I don't know!!!!!!!!!!!
60.
Which of the following is needed for convection to happen?
a)
Fluid/s
b)
Light in the form or rays
c)
Electromagnetic waves
d)
Fire
61.
The way the heat is moving from the hot coffee is called...
a)
convection
b)
radiation
c)
insulation
d)
conduction
62.
Warm air rises and the cool air sinks demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
d)
Insolation 
63.
The baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
64.
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. 
65.
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 
66.
Transfer of thermal energy through "space"
a)
conduction
b)
convection
c)
radiation
67.

Transfer of thermal energy through "flow" of liquids and gases

a)

conduction

b)

convection

c)

radiation

68.
Transfer of thermal energy through "touch"
a)
conduction
b)
convection
c)
radiation
69.
A huge rock at the state park gets so hot during the day because of
a)
conduction
b)
convection
c)
radiation
70.
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
71.
The cause of weather systems on earth is
a)
conduction
b)
convection
c)
radiation
72.
Uneven heating of Earth's surface creates?
a)
Global Warming
b)
Convection Currents
73.
What is the main energy source for heating the earth?
a)
Solar energy
b)
Chemical energy
c)
Mechanical energy
d)
Sound energy
74.
Convection takes place because
a)
warm air is more dense than humid air
b)
warm and cold air have the same density
c)
cold air is less dense than warm air
d)
cold air is more dense than warm air
75.

How many types of heat transfer are there

a)

One

b)

Two

c)

Three

d)

Four

76.

The transfer of energy through empty space; has no direct contact between heat source and an object.

a)

Radiation

b)

Convection

c)

Conduction

d)

Compaction

77.

Heat transferred by direct contact of particles of matter.

a)

Radiation

b)

Convection

c)

Conduction

d)

Compaction

78.

Why does hot mantle rise (go/move up)?

a)

hot = less dense

b)

hot = no change

c)

hot = more dense

79.
Why would you use a wooden spoon to stir boiling soup
a)
Wood is a conductor
b)
Wood is an insulator
c)
Wood makes soup taste good
d)
Wood is easy to find
80.
When objects are rubbed together, _____________________ is produced.
a)
fire
b)
heat
c)
ice
d)
electricity
81.
Why is it important to put insulation in the attic of your home?
a)
it holds in the heat in winter and the cool in summer
b)
it makes the house colorful
c)
it makes the house rent go up
d)
it helps the house look better
82.
The diagram shows a metal wire with a rubber handle being held in a flame. After a few minutes, which will most likely happen and why?
a)
The metal wire and rubber handle will get hot because they are both good conductors.
b)
The metal wire and rubber handle will remain cool because they are both good insulators.
c)
The metal wire will become hot because it is a good conductor, and the rubber handle will remain cool     because it is good insulator.
d)
The list shows a few objects that produce heat with the help of electricity.
83.
Four different materials are placed in a beaker of hot water. Which will get warm first?
a)
plastic ruler               
b)
small wooden stick
c)
metal fork
d)
strip of cardboard               
84.
The image shows a beaker containing hot water. A student wishes to cover the beaker with a material which does not allow heat to flow through it. What material would not  help him in this?
a)
cardboard 
b)
paper               
c)
plastic sheet               
d)
metal foil
85.
When the 2nd story of a house is warmer than the 1st floor of a house is heat transfer through 
a)
conduction
b)
convection
c)
radiation
d)
thermal equilibrium
86.

Convert 320F to Celsius

a)

273 K

b)

00 C

c)

0 K

d)

12 o F

87.

10oF to Celsius

a)

-12.2oC

b)

23.3o C

c)

16.3o F

d)

-12.2 K

88.

Which one of these is not a measured temperature?

a)

102o F

b)

-273 o C

c)

-273 K

d)

373 k

89.

How many units exist between boiling and freezing of water on the Fahrenheit scale?

a)

123 units

b)

a lot

c)

100 units

d)

180 units

90.

Which scale has no negative units?

a)

Kelvin

b)

Celsius

c)

Fahrenheit

d)

My Scale

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