Question 1

Most biologists think that feathers were evolved to help birds

Accepted Answer

A)  fly. 
B)  attract mates. 
C)  float in water. 
D)  hide from enemies. 
E)  retain heat. 
A)  fly. 
B)  attract mates. 
C)  float in water. 
D)  hide from enemies. 
E)  retain heat.

Question 2

Where are the combustion products released in a car engine?

Accepted Answer

A)  radiator 
B)  gasoline tank 
C)  atmosphere 
D)  piston 
E)  cylinder 
A)  radiator 
B)  gasoline tank 
C)  atmosphere 
D)  piston 
E)  cylinder

Question 3

How is the dimension of time different from the dimensions defining space?

Accepted Answer

Time is the only dim

Question 4

What is the primary difference between Newton's laws of motion and the second law of thermodynamics?

Accepted Answer

The second law of thermodynamics include

Question 5

How are urban heat islands responsible for extra rain in the city?

Accepted Answer

During the summer the parking lots and b

Question 6

Describe what happens at absolute zero.

Accepted Answer

Absolute zero (0 Kelvin) is th

Question 7

At which of the following temperature of ice cream, is it best served?

Accepted Answer

A)  0° K 
B)  10° F 
C)  100° C 
D)  32° C 
E)  10° K 
A)  0° K 
B)  10° F 
C)  100° C 
D)  32° C 
E)  10° K

Question 8

In the language of physics, what is a high-temperature reservoir?

Accepted Answer

A)  a place where exhaust gases are released 
B)  an explosion of hot gases 
C)  pistons in the open position. 
D)  a piston taking in air-fuel mixture. 
E)  air and gas at a stable equilibrium. 
A)  a place where exhaust gases are released 
B)  an explosion of hot gases 
C)  pistons in the open position. 
D)  a piston taking in air-fuel mixture. 
E)  air and gas at a stable equilibrium.

Question 9

Where within a pot of boiling water would you find the coolest water?

Accepted Answer

A)  at the bottom 
B)  just above the bottom 
C)  in the center 
D)  at the top center 
E)  along the top sides 
A)  at the bottom 
B)  just above the bottom 
C)  in the center 
D)  at the top center 
E)  along the top sides

Question 10

How does a thermos bottle (a bottle that uses a partial vacuum layer for insulation) keep warm things warm and cold things cold?

Accepted Answer

The partial vacuum layer (a layer with o

Most biologists think that feathers were evolved to help birds

Where are the combustion products released in a car engine?

How is the dimension of time different from the dimensions defining space?

What is the primary difference between Newton's laws of motion and the second law of thermodynamics?

How are urban heat islands responsible for extra rain in the city?

Describe what happens at absolute zero.

At which of the following temperature of ice cream, is it best served?

In the language of physics, what is a high-temperature reservoir?

Where within a pot of boiling water would you find the coolest water?

How does a thermos bottle (a bottle that uses a partial vacuum layer for insulation) keep warm things warm and cold things cold?

Science: a Way of Knowing: How Do You Know What You Know

The Ordered Universe: Why Do Planets Appear to Wander Slowly Across the Sky

Energy: Why Must Animals Eat to Stay Alive

Electricity and Magnetism: What Is Lightning

Waves and Electromagnetic Radiation: What Is Color

Albert Einstein and the Theory of Relativity: Can a Human Ever Travel Faster Than the Speed of Light, at Warp Speed

The Atom: Why Are There so Many Different Materials in the World

Quantum Mechanics: How Can the Electron Behave Like Both a Particle and a Wave

Atoms in Combination: the Chemical Bond: How Does Blood Clot

Materials and Their Properties: How Have Computers Gotten so Much Faster

The Nucleus of the Atom: How Do Scientists Determine the Age of the Oldest Human Fossils

The Ultimate Structure of Matter: How Can Antimatter Be Used to Probe the Human Brain

The Stars: How Much Longer Can the Sun Sustain Life on Earth

Cosmology: Will the Universe End

Earth and Other Planets: Is Earth the Only Planet With Life

Plate Tectonics: Can We Predict Destructive Earthquakes

Earths Many Cycles: Will We Ever Run Out of Fresh Water

Ecology, Ecosystems, and the Environment: Are Human Activities Affecting the Global Environment

Strategies of Life: What Is Life

The Living Cell: What Is the Smallest Living Thing

Molecules of Life: What Constitutes a Healthy Diet

Classical and Modern Genetics: Why Do Offspring Resemble Their Parents

The New Science of Life: Can We Cure Cancer

Evolution: How Did Life Emerge on the Ancient Earth

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Exam 4: Heat and the Second Law of Thermodynamics: Why Is It Easier to Make an Omelet From an Egg Than to Make an Egg From an Omelet

Most biologists think that feathers were evolved to help birds

Where are the combustion products released in a car engine?

How is the dimension of time different from the dimensions defining space?

What is the primary difference between Newton's laws of motion and the second law of thermodynamics?

How are urban heat islands responsible for extra rain in the city?

Describe what happens at absolute zero.

At which of the following temperature of ice cream, is it best served?

In the language of physics, what is a high-temperature reservoir?

Where within a pot of boiling water would you find the coolest water?

How does a thermos bottle (a bottle that uses a partial vacuum layer for insulation) keep warm things warm and cold things cold?

Science: a Way of Knowing: How Do You Know What You Know

The Ordered Universe: Why Do Planets Appear to Wander Slowly Across the Sky

Energy: Why Must Animals Eat to Stay Alive

Electricity and Magnetism: What Is Lightning

Waves and Electromagnetic Radiation: What Is Color

Albert Einstein and the Theory of Relativity: Can a Human Ever Travel Faster Than the Speed of Light, at Warp Speed

The Atom: Why Are There so Many Different Materials in the World

Quantum Mechanics: How Can the Electron Behave Like Both a Particle and a Wave

Atoms in Combination: the Chemical Bond: How Does Blood Clot

Materials and Their Properties: How Have Computers Gotten so Much Faster

The Nucleus of the Atom: How Do Scientists Determine the Age of the Oldest Human Fossils

The Ultimate Structure of Matter: How Can Antimatter Be Used to Probe the Human Brain

The Stars: How Much Longer Can the Sun Sustain Life on Earth

Cosmology: Will the Universe End

Earth and Other Planets: Is Earth the Only Planet With Life

Plate Tectonics: Can We Predict Destructive Earthquakes

Earths Many Cycles: Will We Ever Run Out of Fresh Water

Ecology, Ecosystems, and the Environment: Are Human Activities Affecting the Global Environment

Strategies of Life: What Is Life

The Living Cell: What Is the Smallest Living Thing

Molecules of Life: What Constitutes a Healthy Diet

Classical and Modern Genetics: Why Do Offspring Resemble Their Parents

The New Science of Life: Can We Cure Cancer

Evolution: How Did Life Emerge on the Ancient Earth

Filters