Question 1

Deserts occur primarily in the Africa, Arabia, and Australia because of ______.

Accepted Answer

A)  descending air currents 
B)  mountains that block the moisture and long distances from the oceans 
C)  rising air currents 
D)  high temperatures 
A)  descending air currents 
B)  mountains that block the moisture and long distances from the oceans 
C)  rising air currents 
D)  high temperatures

Question 2

The above figure shows a classic case where Swiss geologists placed stakes into a glacier and measu outcomes a few years later. What did they conclude from the experiment?

Accepted Answer

A)  The glacier's ice moved downslope the whole time. 
B)  The glacier grew larger between 1878 and 1886. 
C)  The glacier's terminus remained stationary throughout most of the time span. 
D)  The glacier flowed upward sometimes, and downward other times. 
A)  The glacier's ice moved downslope the whole time. 
B)  The glacier grew larger between 1878 and 1886. 
C)  The glacier's terminus remained stationary throughout most of the time span. 
D)  The glacier flowed upward sometimes, and downward other times.

Question 3

How do glaciers acquire their load of sediment?

Accepted Answer

A)  Sediments and rocks fall off the cliffs surrounding the glacier and move through crevasses to the base of the glacier. 
B)  Sediments and rocks form on top of the glaciers through lithification. 
C)  Sediments and rocks are plucked off the ground surface at the base and sides of the glacier. 
D)  Sediments and rocks are deposited on glaciers by streams that flow into the glaciers. 
E)  All of the answers describe major contributors to the glacial load. 
A)  Sediments and rocks fall off the cliffs surrounding the glacier and move through crevasses to the base of the glacier. 
B)  Sediments and rocks form on top of the glaciers through lithification. 
C)  Sediments and rocks are plucked off the ground surface at the base and sides of the glacier. 
D)  Sediments and rocks are deposited on glaciers by streams that flow into the glaciers. 
E)  All of the answers describe major contributors to the glacial load.

Question 4

Milankovitch cycles refer to ______.

Accepted Answer

A)  variations in the earth's orbit about the sun and precession of the earth's axis 
B)  plate tectonics and sea level rise 
C)  evolution of plants and animals and human impact 
D)  solar flares and variations in the moon's orbit over time 
A)  variations in the earth's orbit about the sun and precession of the earth's axis 
B)  plate tectonics and sea level rise 
C)  evolution of plants and animals and human impact 
D)  solar flares and variations in the moon's orbit over time

Question 5

On the diagram below, which letter refers to a horn?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 6

A ______ lake forms when a block of ice is buried in drift and subsequently melts, creating a pit.

Accepted Answer

A)  cirque 
B)  tarn 
C)  kettle 
D)  kame 
A)  cirque 
B)  tarn 
C)  kettle 
D)  kame

Question 7

Valley or alpine glaciers are normally found in______ .

Accepted Answer

A)  mountain summits 
B)  places that were not glaciated during the last ice age 
C)  former stream beds 
D)  flat areas of continents 
A)  mountain summits 
B)  places that were not glaciated during the last ice age 
C)  former stream beds 
D)  flat areas of continents

Question 8

Examine the words and/or phrases below and determine the relationship among the majority of words/phrases. Choose the option which does not fit the pattern.

Accepted Answer

A)  nullah 
B)  arroyo 
C)  wadi 
D)  inselberg 
A)  nullah 
B)  arroyo 
C)  wadi 
D)  inselberg

Question 9

Glacial ice sheets are the largest of the types of glaciers and currently cover ______.

Accepted Answer

A)  The Arctic Sea, the Alps, Greenland, Antarctica, and Alaska 
B)  Alaska, Antarctica, and Greenland 
C)  Antarctica, Greenland, Alaska, the Andes Mountains, the Arctic Sea, and the Alps 
D)  Greenland and Antarctica 
E)  only Antarctica 
A)  The Arctic Sea, the Alps, Greenland, Antarctica, and Alaska 
B)  Alaska, Antarctica, and Greenland 
C)  Antarctica, Greenland, Alaska, the Andes Mountains, the Arctic Sea, and the Alps 
D)  Greenland and Antarctica 
E)  only Antarctica

Question 10

Windblown loess typically ends up as as______ .

Accepted Answer

A)  stony veneers 
B)  blanketlike layers 
C)  mound- like dunes 
D)  rocky peaks 
A)  stony veneers 
B)  blanketlike layers 
C)  mound- like dunes 
D)  rocky peaks

Question 11

If you fall into a crevasse, what is the maximum depth you are likely to fall?

Accepted Answer

A)  50 meters 
B)  25 meters 
C)  100 meters 
D)  10 meters 
A)  50 meters 
B)  25 meters 
C)  100 meters 
D)  10 meters

Question 12

Climatologists define a "dry climate" as a climate in which______ .

Accepted Answer

A)  precipitation is blocked by high mountains 
B)  precipitation is less than expected evaporation 
C)  less than 25 cm 10 in. of rain falls in a year 
D)  All of the answers are correct. 
A)  precipitation is blocked by high mountains 
B)  precipitation is less than expected evaporation 
C)  less than 25 cm 10 in. of rain falls in a year 
D)  All of the answers are correct.

Question 13

Antarctica's ice represents approximately 65% of the earth's fresh water supply and many populated regions need that water. Why would it be a bad idea to mine Antarctica's ice?

Accepted Answer

No we should not do that at all. Depleti

Question 14

Use the figure below to answer the following questions
  
-Which feature is labeled Y in the diagram and shown in photograph A?

Accepted Answer

A)  esker 
B)  kettle lake 
C)  braided stream 
D)  drumlin 
E)  kame 
A)  esker 
B)  kettle lake 
C)  braided stream 
D)  drumlin 
E)  kame

Question 15

Our detailed knowledge of the glacial cycles and their duration is based primarily on______ .

Accepted Answer

A)  climate records 
B)  seafloor sediments 
C)  landscape features 
D)  land sediments 
E)  all of the above 
A)  climate records 
B)  seafloor sediments 
C)  landscape features 
D)  land sediments 
E)  all of the above

Question 16

Which of the following did not exist prior to the Quaternary Ice ages?

Accepted Answer

A)  the Colorado River 
B)  the Great Lakes 
C)  the Arctic Ocean 
D)  the Mississippi River 
E)  Antarctica 
A)  the Colorado River 
B)  the Great Lakes 
C)  the Arctic Ocean 
D)  the Mississippi River 
E)  Antarctica

Question 17

Inselbergs are______ .

Accepted Answer

A)  lithified rock formed by cementation of wind- deposited dune sands 
B)  bedrock hills in a highly eroded desert landscape 
C)  blowouts cut from bedrock in mountainous areas 
D)  insulated icebergs floating in a playa lake 
A)  lithified rock formed by cementation of wind- deposited dune sands 
B)  bedrock hills in a highly eroded desert landscape 
C)  blowouts cut from bedrock in mountainous areas 
D)  insulated icebergs floating in a playa lake

Question 18

Note the two images below from the same location in Greenland in 1935 on the left. and 2013 on the right..   What can you conclude about how this landscape has changed during that time period?

Accepted Answer

A)  Sea level dropped between 1935 and 2013. 
B)  The glacier retreated greatly between 1935 and 2013. 
C)  The landscape has not changed significantly. 
D)  The glacier was smaller in 1935. 
A)  Sea level dropped between 1935 and 2013. 
B)  The glacier retreated greatly between 1935 and 2013. 
C)  The landscape has not changed significantly. 
D)  The glacier was smaller in 1935.

Question 19

-In the figure above, identify the letter corresponding to a playa lake.

Accepted Answer

The answer of  
-In the figure above, identify the...

Question 20

Which one of the following is not true of glaciers?

Accepted Answer

A)  They originate on land. 
B)  They form from recrystallization of snow. 
C)  They exist only in the Northern Hemisphere. 
D)  They show evidence of past or present flow. 
A)  They originate on land. 
B)  They form from recrystallization of snow. 
C)  They exist only in the Northern Hemisphere. 
D)  They show evidence of past or present flow.

Exam 10: Glaciers, Deserts, and Wind

Deserts occur primarily in the Africa, Arabia, and Australia because of ______.

The above figure shows a classic case where Swiss geologists placed stakes into a glacier and measu outcomes a few years later. What did they conclude from the experiment?

How do glaciers acquire their load of sediment?

Milankovitch cycles refer to ______.

On the diagram below, which letter refers to a horn?

A ______ lake forms when a block of ice is buried in drift and subsequently melts, creating a pit.

Valley or alpine glaciers are normally found in______ .

Examine the words and/or phrases below and determine the relationship among the majority of words/phrases. Choose the option which does not fit the pattern.

Glacial ice sheets are the largest of the types of glaciers and currently cover ______.

Windblown loess typically ends up as as______ .

If you fall into a crevasse, what is the maximum depth you are likely to fall?

Climatologists define a "dry climate" as a climate in which______ .

Antarctica's ice represents approximately 65% of the earth's fresh water supply and many populated regions need that water. Why would it be a bad idea to mine Antarctica's ice?

Use the figure below to answer the following questions -Which feature is labeled Y in the diagram and shown in photograph A?

Our detailed knowledge of the glacial cycles and their duration is based primarily on______ .

Which of the following did not exist prior to the Quaternary Ice ages?

Inselbergs are______ .

Note the two images below from the same location in Greenland in 1935 on the left. and 2013 on the right.. What can you conclude about how this landscape has changed during that time period?

-In the figure above, identify the letter corresponding to a playa lake.

Which one of the following is not true of glaciers?

Introduction to Earth Science

Matter and Minerals

Rocks: Materials of the Solid Earth

Plate Tectonics: a Scientific Revolution Unfolds

Earthquakes and Earths Interior

Volcanoes and Other Igneous Activity

Crustal Deformation and Mountain Building

Weathering, Soil, and Mass Movement

Running Water and Groundwater

Geologic Time

Earths Evolution Through Geologic Time

The Ocean Floor

Ocean Water and Ocean Life

The Dynamic Ocean

The Atmosphere: Composition, Structure, and Temperature

Moisture, Clouds, and Precipitation

Air Pressure and Wind

Weather Patterns and Severe Storms

World Climates and Global Climate Change

Origins of Modern Astronomy

Touring Our Solar System

Light, Telescopes, and the Sun

Beyond Our Solar System

Filters