Question 1

The thermal energy in a substance is related mostly to the

Accepted Answer

A) average translational kinetic energy of particles. 
B) total kinetic energy of particles. 
C) average potential energy of particles. 
D) movement of energy from particle to particle. 
E) none of the above 
A) average translational kinetic energy of particles. 
B) total kinetic energy of particles. 
C) average potential energy of particles. 
D) movement of energy from particle to particle. 
E) none of the above

Question 2

The specific heat capacity of aluminum is more than twice that of copper. Place equal masses of aluminum and copper wire in a flame and the wire to heat up quickest will be

Accepted Answer

A) copper. 
B) aluminum. 
C) both the same 
A) copper. 
B) aluminum. 
C) both the same

Question 3

Write a short paragraph explaining why fish live through cold winters even when the ponds are frozen over.

Accepted Answer

Water has its greatest density at 4°C. S

Question 4

A pre-electronic thermostat employs a coiled

Accepted Answer

A) wire of low conductivity. 
B) bimetallic strip. 
C) tube of mercury. 
A) wire of low conductivity. 
B) bimetallic strip. 
C) tube of mercury.

Question 5

San Francisco has milder winters than Washington D.C. due to water's high

Accepted Answer

A) conductivity. 
B) specific heat capacity. 
C) temperature in the Pacific Ocean. 
A) conductivity. 
B) specific heat capacity. 
C) temperature in the Pacific Ocean.

Question 6

Hot sand cools off faster at night than plants and vegetation, which indicates that the specific heat capacity for sand is

Accepted Answer

A) less than that for plants. 
B) more than that for plants. 
C) likely the same as that for plants. 
D) not enough information 
A) less than that for plants. 
B) more than that for plants. 
C) likely the same as that for plants. 
D) not enough information

Question 7

Microscopic slush in water tends to make the water

Accepted Answer

A) more dense. 
B) less dense. 
C) slipperier. 
D) warmer. 
A) more dense. 
B) less dense. 
C) slipperier. 
D) warmer.

Question 8

Heat is thermal energy that flows from

Accepted Answer

A) hot to cold. 
B) high energy to low energy. 
C) high thermal pressure to low thermal pressure. 
D) all of the above 
A) hot to cold. 
B) high energy to low energy. 
C) high thermal pressure to low thermal pressure. 
D) all of the above

Question 9

Because a refrigerator operates with some kind of motor, leaving the refrigerator door open in a closed room on a hot day

Accepted Answer

A) increases room temperature. 
B) decreases room temperature. 
C) doesn't affect room temperature. 
A) increases room temperature. 
B) decreases room temperature. 
C) doesn't affect room temperature.

Question 10

Ice tends to form at the

Accepted Answer

A) surface of bodies of water. 
B) layer of water slightly below the surface. 
C) bottom of bodies of water. 
A) surface of bodies of water. 
B) layer of water slightly below the surface. 
C) bottom of bodies of water.

Question 11

A substance that heats up relatively quickly has a

Accepted Answer

A) high specific heat capacity. 
B) low specific heat capacity. 
C) high or low specific heat capacity. 
A) high specific heat capacity. 
B) low specific heat capacity. 
C) high or low specific heat capacity.

Question 12

The temperature of boiling water is

Accepted Answer

A) 100°C. 
B) 212°F. 
C) both 
A) 100°C. 
B) 212°F. 
C) both

Question 13

Explain what is meant by saying a thermometer measures its own temperature.

Accepted Answer

Objects in the same locality will ultima

Question 14

If glass expanded more than mercury, then the column of mercury in a thermometer would rise when the temperature

Accepted Answer

A) increases. 
B) decreases. 
C) neither 
A) increases. 
B) decreases. 
C) neither

Question 15

If the specific heat capacity of water were lower than it is, ponds in the cold of winter would be

Accepted Answer

A) more likely to freeze. 
B) less likely to freeze. 
C) neither more nor less likely to freeze. 
A) more likely to freeze. 
B) less likely to freeze. 
C) neither more nor less likely to freeze.

Question 16

For each degree a volume of air at 0°C is cooled, its volume

Accepted Answer

A) shrinks by 1/273. 
B) shrinks by 100/273. 
C) increases by 1/273. 
D) increases by 100/273. 
A) shrinks by 1/273. 
B) shrinks by 100/273. 
C) increases by 1/273. 
D) increases by 100/273.

Question 17

Distinguish between the concepts of thermal energy, temperature, and heat.

Accepted Answer

Thermal energy, measured in calories or

Question 18

Which of the following expands most when the temperature is lowered? Equal volumes of

Accepted Answer

A) iron. 
B) wood. 
C) helium. 
D) water at 4°C. 
E) none expand when the temperature is lowered 
A) iron. 
B) wood. 
C) helium. 
D) water at 4°C. 
E) none expand when the temperature is lowered

Question 19

Substances are composed of tiny particles. Temperature is related mostly to the particles'

Accepted Answer

A) average translational kinetic energy. 
B) total kinetic energy. 
C) average thermal energy. 
D) movement of energy from particle to particle. 
E) none of the above 
A) average translational kinetic energy. 
B) total kinetic energy. 
C) average thermal energy. 
D) movement of energy from particle to particle. 
E) none of the above

Question 20

The temperature of water rises when 2.00 calories are added. It will rise the same when

Accepted Answer

A) 4.19 J are added. 
B) 8.38 J are added. 
C) 83.4 J are added. 
A) 4.19 J are added. 
B) 8.38 J are added. 
C) 83.4 J are added.

Exam 6: Thermal Energy and Thermodynamics

The thermal energy in a substance is related mostly to the

The specific heat capacity of aluminum is more than twice that of copper. Place equal masses of aluminum and copper wire in a flame and the wire to heat up quickest will be

Write a short paragraph explaining why fish live through cold winters even when the ponds are frozen over.

A pre-electronic thermostat employs a coiled

San Francisco has milder winters than Washington D.C. due to water's high

Hot sand cools off faster at night than plants and vegetation, which indicates that the specific heat capacity for sand is

Microscopic slush in water tends to make the water

Heat is thermal energy that flows from

Because a refrigerator operates with some kind of motor, leaving the refrigerator door open in a closed room on a hot day

Ice tends to form at the

A substance that heats up relatively quickly has a

The temperature of boiling water is

Explain what is meant by saying a thermometer measures its own temperature.

If glass expanded more than mercury, then the column of mercury in a thermometer would rise when the temperature

If the specific heat capacity of water were lower than it is, ponds in the cold of winter would be

For each degree a volume of air at 0°C is cooled, its volume

Distinguish between the concepts of thermal energy, temperature, and heat.

Which of the following expands most when the temperature is lowered? Equal volumes of

Substances are composed of tiny particles. Temperature is related mostly to the particles'

The temperature of water rises when 2.00 calories are added. It will rise the same when

Patterns of Motion and Equilibrium

Newtons Laws of Motion

Momentum and Energy

Gravity, Projectiles, and Satellites

Fluid Mechanics

Heat Transfer and Change of Phase

Static and Current Electricity

Magnetism and Electromagnetic Induction

Waves and Sound

Light

Atoms and the Periodic Table

The Atomic Nucleus and Radioactivity

Elements of Chemistry

How Atoms Bond and Molecules Attract

Mixtures

How Chemicals React

Two Classes of Chemical Reactions

Organic Compounds

Rocks and Minerals

Plate Tectonics and Earths Interior

Shaping Earths Surface

Geologic Timereading the Rock Record

The Oceans, Atmosphere, and Climatic Effects

Driving Forces of Weather

The Solar System

Stars and Galaxies

The Structure of Space and Time

Prologue: the Nature of Science

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