Question 1

Earth's modern atmosphere ____.

Accepted Answer

A)  is composed of 78 percent nitrogen 
B)  does not filter high-energy ultraviolet rays 
C)  is similar to that found on Venus 
D)  is composed of 80 percent oxygen 
A)  is composed of 78 percent nitrogen 
B)  does not filter high-energy ultraviolet rays 
C)  is similar to that found on Venus 
D)  is composed of 80 percent oxygen A

Question 2

What does ozone do to the human body?

Accepted Answer

Ozone irritates the respiratory system, causing loss of lung function and aggravating asthma in susceptible individuals. Ozone also increases susceptibility to heart disease and is a suspected carcinogen.

Question 3

Air pressure is measured with ____.

Accepted Answer

A)  anemometers 
B)  thermometers 
C)  compasses 
D)  barometers 
A)  anemometers 
B)  thermometers 
C)  compasses 
D)  barometers D

Question 4

____________________ are compounds that rise into the stratosphere that react with, and destroy, the ozone layer.

Accepted Answer

Chlorofluo

Question 5

The highest portion of the atmosphere that absorbs high-energy X-ray and ultraviolet radiation is the ____.

Accepted Answer

A)  hydrosphere 
B)  troposphere 
C)  mesosphere 
D)  thermosphere 
A)  hydrosphere 
B)  troposphere 
C)  mesosphere 
D)  thermosphere

Question 6

What compounds are in coal and petroleum?

Accepted Answer

Coal is largely carbon, which,

Question 7

The major legislation that dictates federal air pollution policy is the ____________________.

Accepted Answer

The answer of The major legislation that dictates federal air...

Question 8

Solar energy breaks oxygen molecules apart in the stratosphere, releasing ____, that then combine with additional oxygen molecules to form ____.

Accepted Answer

A)  oxygen atoms; carbon dioxide 
B)  ozone; CFCs 
C)  ozone; oxygen atoms 
D)  oxygen atoms; ozone 
A)  oxygen atoms; carbon dioxide 
B)  ozone; CFCs 
C)  ozone; oxygen atoms 
D)  oxygen atoms; ozone

Question 9

What is the role of the oxygen molecules in the stratosphere?

Accepted Answer

Oxygen molecules (O 2 ) in the stratosph

Question 10

How might the first living organisms have formed?

Accepted Answer

The first living organisms may

Question 11

What role did zooplankton play in the process for sequestering organic matter approximately 600 million years ago?

Accepted Answer

Zooplankton evolved in the seas. These o

Question 12

What are banded iron formations?

Accepted Answer

Banded iron formations are che

Question 13

Fly ash is composed of noncombustible minerals that escape into the atmosphere when coal burns.

Accepted Answer

A) True 
 B)False

Question 14

A rapid rise in oxygen levels occurred in Earth's atmosphere 600 million years ago (the Second Great Oxidation Event) because geochemical processes began to favor ____.

Accepted Answer

A)  respiration and decay 
B)  photosynthesis 
C)  outgassing 
D)  cyanobacteria 
A)  respiration and decay 
B)  photosynthesis 
C)  outgassing 
D)  cyanobacteria

Question 15

Oxygen comprises most of the air we breath.

Accepted Answer

A) True 
 B)False

Question 16

Earth's initial atmosphere composition 4.6 billion years ago was mainly ____.

Accepted Answer

A)  hydrogen and helium 
B)  helium and carbon dioxide 
C)  carbon dioxide and oxygen 
D)  nitrogen and helium 
A)  hydrogen and helium 
B)  helium and carbon dioxide 
C)  carbon dioxide and oxygen 
D)  nitrogen and helium

Question 17

The earliest organisms on Earth required an oxygen-rich environment to survive.

Accepted Answer

A) True 
 B)False

Question 18

In the United States, the cost of deterioration of buildings and materials from acid precipitation ____.

Accepted Answer

A)  is now a minor problem 
B)  is estimated at several million dollars per year 
C)  is estimated at several billion dollars per year 
D)  has substantially reduced due to the implementation of the Clean Air Act 
A)  is now a minor problem 
B)  is estimated at several million dollars per year 
C)  is estimated at several billion dollars per year 
D)  has substantially reduced due to the implementation of the Clean Air Act

Question 19

The First Great Oxidation Event was likely a result of ____.

Accepted Answer

A)  photosynthesis 
B)  oxygen production by zooplankton 
C)  a combination of biological and geochemical processes 
D)  accelerated weathering caused by lichens 
A)  photosynthesis 
B)  oxygen production by zooplankton 
C)  a combination of biological and geochemical processes 
D)  accelerated weathering caused by lichens

Question 20

The primary source of sulfur dioxide pollution is ____.

Accepted Answer

A)  automobile exhaust 
B)  coal-fired electric generators 
C)  nuclear power plants 
D)  chemical manufacturing 
A)  automobile exhaust 
B)  coal-fired electric generators 
C)  nuclear power plants 
D)  chemical manufacturing

Exam 17: The Atmosphere

Earth's modern atmosphere ____.

What does ozone do to the human body?

Air pressure is measured with ____.

____________________ are compounds that rise into the stratosphere that react with, and destroy, the ozone layer.

The highest portion of the atmosphere that absorbs high-energy X-ray and ultraviolet radiation is the ____.

What compounds are in coal and petroleum?

The major legislation that dictates federal air pollution policy is the ____________________.

Solar energy breaks oxygen molecules apart in the stratosphere, releasing ____, that then combine with additional oxygen molecules to form ____.

What is the role of the oxygen molecules in the stratosphere?

How might the first living organisms have formed?

What role did zooplankton play in the process for sequestering organic matter approximately 600 million years ago?

What are banded iron formations?

Fly ash is composed of noncombustible minerals that escape into the atmosphere when coal burns.

A rapid rise in oxygen levels occurred in Earth's atmosphere 600 million years ago (the Second Great Oxidation Event) because geochemical processes began to favor ____.

Oxygen comprises most of the air we breath.

Earth's initial atmosphere composition 4.6 billion years ago was mainly ____.

The earliest organisms on Earth required an oxygen-rich environment to survive.

In the United States, the cost of deterioration of buildings and materials from acid precipitation ____.

The First Great Oxidation Event was likely a result of ____.

The primary source of sulfur dioxide pollution is ____.

Earth Systems

Minerals

Rocks

Geologic Time: a Story in the Rocks

Geologic Resources

The Active Earth: Plate Tectonics

Earthquakes and the Earths Structure

Volcanoes and Plutons

Mountains

Weathering, Soil, and Erosion

Fresh Water: Streams, Lakes, Ground Water, and Wetlands

Water Resources

Glaciers and Ice Ages

Deserts and Wind

Ocean Basins

Oceans and Coastlines

Energy Balance in the Atmosphere

Moisture, Clouds, and Weather

Climate

Climate Change

Motions in the Heavens

Planets and Their Moons

Stars, Space, and Galaxies

Filters

Solar energy breaks oxygen molecules apart in the stratosphere, releasing , that then combine with additional oxygen molecules to form .