Question 1

Which of these is the longest-lasting sink for carbon dioxide?

Accepted Answer

A) plant tissues and cellulose 
B) the atmosphere 
C) air bubbles within glacial ice 
D) limestones 
A) plant tissues and cellulose 
B) the atmosphere 
C) air bubbles within glacial ice 
D) limestones

Question 2

The ratio of oxygen-16 and oxygen-18 isotopes in plankton fossils in deep-sea sediments can be used to determine ________.

Accepted Answer

A) past carbon dioxide concentrations 
B) past temperatures 
C) the age of the fossils 
D) water depth 
A) past carbon dioxide concentrations 
B) past temperatures 
C) the age of the fossils 
D) water depth

Question 3

The shifting of the plates on Earth's surface is an example of ________ change.

Accepted Answer

A) bidirectional 
B) unidirectional 
C) multidirectional 
D) cyclic 
A) bidirectional 
B) unidirectional 
C) multidirectional 
D) cyclic

Question 4

If the concentration of greenhouse gases in the atmosphere is high,Earth could experience ________.

Accepted Answer

A) global warming 
B) global cooling 
C) icehouse conditions 
D) weaker storms 
A) global warming 
B) global cooling 
C) icehouse conditions 
D) weaker storms

Question 5

Life on Earth has changed drastically over time,including the occurrence of ________,which paved the way for the evolution of new species to fill old niches.

Accepted Answer

A) supercontinents 
B) mass extinctions 
C) photosynthetic organisms 
D) glaciation 
A) supercontinents 
B) mass extinctions 
C) photosynthetic organisms 
D) glaciation

Question 6

Greenhouse gases heat Earth by absorbing the radiation from ________.

Accepted Answer

A) the Sun 
B) the Moon 
C) Earth 
D) the stars 
A) the Sun 
B) the Moon 
C) Earth 
D) the stars

Question 7

According to the graph below,global temperatures are predicted to rise by as much as 4.5°C.What effect will this have on the area in which you live? Make sure to address the changes you might notice.

Accepted Answer

Answers will vary;however,if the area is

Question 8

Which of the following is an example of cyclic change?

Accepted Answer

A) Earth colliding with an asteroid 
B) the creation of an ocean basin 
C) the formation of supercontinents 
D) the formation of mountains 
A) Earth colliding with an asteroid 
B) the creation of an ocean basin 
C) the formation of supercontinents 
D) the formation of mountains

Question 9

How are carbon dioxide (CO₂)levels in the atmosphere affected by tectonic uplift and subsequent chemical weathering of rocks?

Accepted Answer

A) CO₂ is removed from the atmosphere. 
B) CO₂ is added to the atmosphere. 
C) CO₂ is removed by uplift and returned by weathering. 
D) They have no net effect on CO₂ . 
A) CO₂ is removed from the atmosphere. 
B) CO₂ is added to the atmosphere. 
C) CO₂ is removed by uplift and returned by weathering. 
D) They have no net effect on CO₂ .

Question 10

Describe the changes that occur to a drop of water as it progresses through the following reservoirs in the hydrologic cycle: ocean,atmosphere,mountains,streams,ocean.

Accepted Answer

The drop of water in the ocean evaporate

Question 11

The hole in the ozone layer has been brought about by anthropogenic emissions of ________.

Accepted Answer

A) carbon dioxide 
B) methane 
C) chlorofluorocarbons 
D) water vapor 
A) carbon dioxide 
B) methane 
C) chlorofluorocarbons 
D) water vapor

Question 12

Models used by the Intergovernmental Panel on Climate Change show that by the year 2100,the average annual temperature will have increased in some parts of the world by as much as ________.

Accepted Answer

A) 1°C 
B) 2°C 
C) 4°C 
D) 8°C 
A) 1°C 
B) 2°C 
C) 4°C 
D) 8°C

Question 13

Changes that occur ________ are called ________ changes.

Accepted Answer

A) repeatedly;cyclic 
B) gradually;unidirectional 
C) slowly;cyclic 
D) quickly;unidirectional 
A) repeatedly;cyclic 
B) gradually;unidirectional 
C) slowly;cyclic 
D) quickly;unidirectional

Question 14

Most industrial nations have intentionally decreased their production and use of refrigerants and other chlorofluorocarbons in the last 20 years to address the ________.

Accepted Answer

A) decrease in Arctic Sea ice cover 
B) decrease in plankton fecundity in tropical and subtropical waters 
C) increase in hurricane,typhoon,and tropical cyclone intensity and/or number 
D) decrease in atmospheric ozone over the Antarctic 
A) decrease in Arctic Sea ice cover 
B) decrease in plankton fecundity in tropical and subtropical waters 
C) increase in hurricane,typhoon,and tropical cyclone intensity and/or number 
D) decrease in atmospheric ozone over the Antarctic

Question 15

Some biologists think that ________ are causing a sixth mass-extinction event.

Accepted Answer

A) the cosmic rays 
B) the tides 
C) humans 
D) asteroids 
A) the cosmic rays 
B) the tides 
C) humans 
D) asteroids

Question 16

The hydrologic cycle includes which of these?

Accepted Answer

A) the advance and retreat of glaciers 
B) the accumulation of methane in the atmosphere 
C) the secretion of carbonate shells by marine organisms 
D) photosynthesis 
A) the advance and retreat of glaciers 
B) the accumulation of methane in the atmosphere 
C) the secretion of carbonate shells by marine organisms 
D) photosynthesis

Question 17

Which of the following is NOT the result of human interaction?

Accepted Answer

A) the loss of biodiversity 
B) climate change 
C) the hole in the ozone layer 
D) the existence of radioactive materials 
A) the loss of biodiversity 
B) climate change 
C) the hole in the ozone layer 
D) the existence of radioactive materials

Question 18

Which of the following situations could lead to icehouse conditions?

Accepted Answer

A) a large volcanic eruption with a sharp decrease in the amount of vegetation on Earth 
B) a decrease in surface albedo due to melting glaciers plus an increase in sunspots 
C) the growth of large forests and increase of albedo from the growth of mountain glaciers 
D) a decrease in cosmic radiation along with a large volcanic eruption 
A) a large volcanic eruption with a sharp decrease in the amount of vegetation on Earth 
B) a decrease in surface albedo due to melting glaciers plus an increase in sunspots 
C) the growth of large forests and increase of albedo from the growth of mountain glaciers 
D) a decrease in cosmic radiation along with a large volcanic eruption

Question 19

According to the figure below,how much has atmospheric carbon dioxide (CO₂)increased in parts per million (ppm)in approximately the last 50 years?

Accepted Answer

A) from about 310 to 320 ppm 
B) from about 360 to 390 ppm 
C) from about 320 to 390 ppm 
D) from about 380 to 390 ppm 
A) from about 310 to 320 ppm 
B) from about 360 to 390 ppm 
C) from about 320 to 390 ppm 
D) from about 380 to 390 ppm

Question 20

The Anthropocene layer on Earth will show which of the following characteristics?

Accepted Answer

A) a decrease in trace fossils 
B) nutrient-rich soils 
C) a decrease in biodiversity 
D) an increase in plant life 
A) a decrease in trace fossils 
B) nutrient-rich soils 
C) a decrease in biodiversity 
D) an increase in plant life

Exam 19: Global Change in the Earth System

Which of these is the longest-lasting sink for carbon dioxide?

The ratio of oxygen-16 and oxygen-18 isotopes in plankton fossils in deep-sea sediments can be used to determine ________.

The shifting of the plates on Earth's surface is an example of ________ change.

If the concentration of greenhouse gases in the atmosphere is high,Earth could experience ________.

Life on Earth has changed drastically over time,including the occurrence of ________,which paved the way for the evolution of new species to fill old niches.

Greenhouse gases heat Earth by absorbing the radiation from ________.

According to the graph below,global temperatures are predicted to rise by as much as 4.5°C.What effect will this have on the area in which you live? Make sure to address the changes you might notice.

Which of the following is an example of cyclic change?

How are carbon dioxide (CO₂)levels in the atmosphere affected by tectonic uplift and subsequent chemical weathering of rocks?

Describe the changes that occur to a drop of water as it progresses through the following reservoirs in the hydrologic cycle: ocean,atmosphere,mountains,streams,ocean.

The hole in the ozone layer has been brought about by anthropogenic emissions of ________.

Models used by the Intergovernmental Panel on Climate Change show that by the year 2100,the average annual temperature will have increased in some parts of the world by as much as ________.

Changes that occur ________ are called ________ changes.

Most industrial nations have intentionally decreased their production and use of refrigerants and other chlorofluorocarbons in the last 20 years to address the ________.

Some biologists think that ________ are causing a sixth mass-extinction event.

The hydrologic cycle includes which of these?

Which of the following is NOT the result of human interaction?

Which of the following situations could lead to icehouse conditions?

According to the figure below,how much has atmospheric carbon dioxide (CO₂)increased in parts per million (ppm)in approximately the last 50 years?

The Anthropocene layer on Earth will show which of the following characteristics?

The Earth in Context

The Way the Earth Works: Plate Tectonics

Patterns in Nature: Minerals

Up From the Inferno: Magma and Igneous Rocks

The Wrath of Vulcan: Volcanic Eruptions

Pages of Earth S Past: Sedimentary Rocks

Metamorphism: A Process of Change

A Violent Pulse: Earthquakes

Crags, cracks, and Crumples: Crustal Deformation and Mountain Building

Deep Time: How Old Is Old

A Biography of Earth

Riches in Rock: Energy and Mineral Resources

Unsafe Ground: Landslides and Other Mass Movements

Streams and Floods: The Geology of Running Water

Restless Realm: Oceans and Coasts

A Hidden Reserve: Groundwater

Dry Regions: The Geology of Deserts

Amazing Ice: Glaciers and Ice Ages

Interlude A: Rock Groups

Interlude B: A Surface Veneer: Sediments and Soils

Interlude C: The Rock Cycle

Interlude D: The Earth S Interior Revisited: Insights From Geophysics

Interlude E: Memories of Past Life: Fossils and Evolution

Interlude F: An Introduction to Landscapes and the Hydrologic Cycle

Filters

Changes that occur are called changes.