Question 1

Dr. John Snow's research and observations improved the lives of London's citizens in the 1800s by

Accepted Answer

A)  improving the quality of the drinking water. 
B)  finding a cure for cholera. 
C)  diagnosing tuberculosis in the Royal family. 
D)  associating disease with polluted water. 
E)  identifying the bacterium, Vibrio cholerae. 
A)  improving the quality of the drinking water. 
B)  finding a cure for cholera. 
C)  diagnosing tuberculosis in the Royal family. 
D)  associating disease with polluted water. 
E)  identifying the bacterium, Vibrio cholerae.

Question 2

If the Moon were positioned twice as far from the Earth as it is now, the gravitational attraction would be

Accepted Answer

A)  twice as great. 
B)  four times as great. 
C)  one-fourth as great. 
D)  the same as it is now. 
E)  one-half as great. 
A)  twice as great. 
B)  four times as great. 
C)  one-fourth as great. 
D)  the same as it is now. 
E)  one-half as great.

Question 3

Copernicus hypothesized that

Accepted Answer

A)  the Sun is the center of the universe. 
B)  the Earth is the center of the universe. 
C)  the planets have circular orbits. 
D)  the planets have elliptical orbits 
E)  there are crystal spheres and no solar system. 
A)  the Sun is the center of the universe. 
B)  the Earth is the center of the universe. 
C)  the planets have circular orbits. 
D)  the planets have elliptical orbits 
E)  there are crystal spheres and no solar system.

Question 4

What is linear momentum and how is it computed?

Accepted Answer

Linear momentum is the tendency of an ob

Question 5

What was the role of Galileo's experiments in the formulation of Newton's laws?

Accepted Answer

Newton's l

Question 6

Which of these statements is not true about Copernicus?

Accepted Answer

A)  He hypothesized that planetary orbits were circular. 
B)  He thought that Ptolemy's ideas about the shape of orbits were correct. 
C)  He provided the first serious alternative to Ptolemy's system. 
D)  His model of the universe placed the Sun, rather than the Earth, at the center. 
E)  He used telescopic observations to confirm his theories. 
A)  He hypothesized that planetary orbits were circular. 
B)  He thought that Ptolemy's ideas about the shape of orbits were correct. 
C)  He provided the first serious alternative to Ptolemy's system. 
D)  His model of the universe placed the Sun, rather than the Earth, at the center. 
E)  He used telescopic observations to confirm his theories.

Question 7

It appears that Stonehenge was built to mark the passage of time, i.e., function as a giant calendar. How do we know this using scientific reasoning?

Accepted Answer

Based on scientific (unbiased) observati

Question 8

Choose one of Isaac Newton's three laws of motion and describe how it applies to something that happened to you recently.

Accepted Answer

Answers will vary bu

Question 9

The Earth and Moon are moving slowly away from a common center of mass. How will this affect the angular momentum of the Earth-Moon system in 20 million years?

Accepted Answer

A)  Angular momentum will increase. 
B)  Angular momentum will decrease. 
C)  Angular momentum will stay the same. 
D)  The Moon's rotation will increase. 
E)  The Earth's rotation will increase. 
A)  Angular momentum will increase. 
B)  Angular momentum will decrease. 
C)  Angular momentum will stay the same. 
D)  The Moon's rotation will increase. 
E)  The Earth's rotation will increase.

Dr. John Snow's research and observations improved the lives of London's citizens in the 1800s by

If the Moon were positioned twice as far from the Earth as it is now, the gravitational attraction would be

Copernicus hypothesized that

What is linear momentum and how is it computed?

What was the role of Galileo's experiments in the formulation of Newton's laws?

Which of these statements is not true about Copernicus?

It appears that Stonehenge was built to mark the passage of time, i.e., function as a giant calendar. How do we know this using scientific reasoning?

Choose one of Isaac Newton's three laws of motion and describe how it applies to something that happened to you recently.

The Earth and Moon are moving slowly away from a common center of mass. How will this affect the angular momentum of the Earth-Moon system in 20 million years?

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

Energy: Why Must Animals Eat to Stay Alive

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

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

Exam 2: The Ordered Universe: Why Do Planets Appear to Wander Slowly Across the Sky

Dr. John Snow's research and observations improved the lives of London's citizens in the 1800s by

If the Moon were positioned twice as far from the Earth as it is now, the gravitational attraction would be

Copernicus hypothesized that

What is linear momentum and how is it computed?

What was the role of Galileo's experiments in the formulation of Newton's laws?

Which of these statements is not true about Copernicus?

It appears that Stonehenge was built to mark the passage of time, i.e., function as a giant calendar. How do we know this using scientific reasoning?

Choose one of Isaac Newton's three laws of motion and describe how it applies to something that happened to you recently.

The Earth and Moon are moving slowly away from a common center of mass. How will this affect the angular momentum of the Earth-Moon system in 20 million years?

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

Energy: Why Must Animals Eat to Stay Alive

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

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