Question 1

As the Pleistocene ice sheets in Canada grew and thickened, the crust beneath the ice gradually subsided.

Accepted Answer

A) True 
 B)False

Question 2

Rugged elevations are due to crustal extension, related to underlying mantle heat or convective upwelling, in the ________.

Accepted Answer

A) East African rift 
B) European Alps 
C) Appalachians and Caledonians 
D) NE edge of Indian Ocean 
A) East African rift 
B) European Alps 
C) Appalachians and Caledonians 
D) NE edge of Indian Ocean

Question 3

The Humber Zone (Valley and Ridge Province in USA)of the Appalachian Mountains is characterized by ________.

Accepted Answer

A) sedimentary strata folded in late Paleozoic time 
B) deeply eroded, late Paleozoic, fault-block mountains and valleys 
C) composite volcanoes above a volcanic arc 
D) crustal stretching as Africa and Eurasia migrated away from North America 
A) sedimentary strata folded in late Paleozoic time 
B) deeply eroded, late Paleozoic, fault-block mountains and valleys 
C) composite volcanoes above a volcanic arc 
D) crustal stretching as Africa and Eurasia migrated away from North America

Question 4

A(n)________ is a thick accumulation of sediments and small, rootless, tectonic blocks formed of material scraped off a descending, lithospheric plate.

Accepted Answer

A) mass movement complex 
B) continental shelf, terrain complex 
C) accretionary-wedge complex 
D) subterranean-accumulation complex 
A) mass movement complex 
B) continental shelf, terrain complex 
C) accretionary-wedge complex 
D) subterranean-accumulation complex

Question 5

Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases.
-Choose the option that does not fit the pattern.

Accepted Answer

A) seamount 
B) deep-ocean trench 
C) volcanic arc 
D) subduction zone 
A) seamount 
B) deep-ocean trench 
C) volcanic arc 
D) subduction zone

Question 6

Volcanism along a continental arc is dominated by the eruption of ________.

Accepted Answer

A) basaltic lava flows 
B) andesitic lavas and pyroclastic materials 
C) rhyolitic pyroclastic materials and lavas 
D) ophiolites 
A) basaltic lava flows 
B) andesitic lavas and pyroclastic materials 
C) rhyolitic pyroclastic materials and lavas 
D) ophiolites

Question 7

Passive, trailing, continental margins typically exhibit normal faults that were active when the original, single continent was rifted.

Accepted Answer

A) True 
 B)False

Question 8

The ________ are a young, currently rising mountain range that resulted from continental collision.

Accepted Answer

The answer of The ________ are a young, currently rising...

Question 9

The Sierra Nevada of California and the Coast Mountains of British Columbia are both examples of active Andean orogenic belts.

Accepted Answer

A) True 
 B)False

Question 10

Thick thrust sheets of massive Proterozoic and Paleozoic carbonates from glaciated peaks with steep cliffs on all sides like Castle Mountain in western Alberta are found in this part of the Rockies.

Accepted Answer

A) Main Ranges 
B) Western Ranges 
C) Front Ranges 
D) Foothills 
A) Main Ranges 
B) Western Ranges 
C) Front Ranges 
D) Foothills

Question 11

Which would the Andean-type margin not have more of, in comparison to an Aleutian-type margin?

Accepted Answer

A) complicated crustal compressional structures 
B) felsic pyroclastics 
C) deformed high pressure/low temperature accretionary wedge rocks 
D) subaqueous mafic pyroclastics close to the volcanoes 
A) complicated crustal compressional structures 
B) felsic pyroclastics 
C) deformed high pressure/low temperature accretionary wedge rocks 
D) subaqueous mafic pyroclastics close to the volcanoes

Question 12

What happens as the crust isostatically rises during or following a mountain building episode?

Accepted Answer

A) The deformed strata experience regional uplift. 
B) Folding and thrusting continue, to accommodate the increased uplift. 
C) The mantle flows out of the way to compensate for the rising crust. 
D) The root continues to grow to compensate for the increasing elevation. 
A) The deformed strata experience regional uplift. 
B) Folding and thrusting continue, to accommodate the increased uplift. 
C) The mantle flows out of the way to compensate for the rising crust. 
D) The root continues to grow to compensate for the increasing elevation.

Question 13

What is similar about the tectonic cause for the Western Canada Foreland Basin and the Appalachian Foreland Basin?

Accepted Answer

Both were caused by crustal th

Question 14

What happens to a mountain belt following an orogeny?

Accepted Answer

It erodes down to a

Question 15

What forces or events were responsible for building the Canadian Rockies, so far inland from the continental margin?

Accepted Answer

the terran

Question 16

Everything west of the Rockies in eastern British Columbia is composed of ________.

Accepted Answer

The answer of Everything west of the Rockies in eastern...

Question 17

The Western Canada Foreland Basin and the Appalachian Foreland Basin both formed ________.

Accepted Answer

A) by passive marginal subsidence in the Early Precambrian 
B) from broad regions of down-flowing cool mantle 
C) in Paleozoic time from the break up of Pangaea 
D) in response to crustal thickening and mountain building from terrane accretion 
A) by passive marginal subsidence in the Early Precambrian 
B) from broad regions of down-flowing cool mantle 
C) in Paleozoic time from the break up of Pangaea 
D) in response to crustal thickening and mountain building from terrane accretion

Question 18

If the earthquakes south of India foretell of an new subduction zone forming there, eventually the Himalayas will gain a volcanic arc on top of the Tibetan Plateau.

Accepted Answer

A) True 
 B)False

Question 19

What kind of mantle process could cause the gentle, circular, downwarping of intracratonic basins?

Accepted Answer

1)dense, cold, downwelling man

Question 20

The highest elevation mountain areas are underlain by the densest, strongest, and coldest crustal rocks.

Accepted Answer

A) True 
 B)False

As the Pleistocene ice sheets in Canada grew and thickened, the crust beneath the ice gradually subsided.

Rugged elevations are due to crustal extension, related to underlying mantle heat or convective upwelling, in the ________.

The Humber Zone (Valley and Ridge Province in USA)of the Appalachian Mountains is characterized by ________.

A(n)________ is a thick accumulation of sediments and small, rootless, tectonic blocks formed of material scraped off a descending, lithospheric plate.

Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. -Choose the option that does not fit the pattern.

Volcanism along a continental arc is dominated by the eruption of ________.

Passive, trailing, continental margins typically exhibit normal faults that were active when the original, single continent was rifted.

The ________ are a young, currently rising mountain range that resulted from continental collision.

The Sierra Nevada of California and the Coast Mountains of British Columbia are both examples of active Andean orogenic belts.

Thick thrust sheets of massive Proterozoic and Paleozoic carbonates from glaciated peaks with steep cliffs on all sides like Castle Mountain in western Alberta are found in this part of the Rockies.

Which would the Andean-type margin not have more of, in comparison to an Aleutian-type margin?

What happens as the crust isostatically rises during or following a mountain building episode?

What is similar about the tectonic cause for the Western Canada Foreland Basin and the Appalachian Foreland Basin?

What happens to a mountain belt following an orogeny?

What forces or events were responsible for building the Canadian Rockies, so far inland from the continental margin?

Everything west of the Rockies in eastern British Columbia is composed of ________.

The Western Canada Foreland Basin and the Appalachian Foreland Basin both formed ________.

If the earthquakes south of India foretell of an new subduction zone forming there, eventually the Himalayas will gain a volcanic arc on top of the Tibetan Plateau.

What kind of mantle process could cause the gentle, circular, downwarping of intracratonic basins?

The highest elevation mountain areas are underlain by the densest, strongest, and coldest crustal rocks.

An Introduction to Geology and Plate Tectonics

Minerals: The Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earth's Interior

The Ocean Floor

Plate Tectonics: The Framework for Modern Geology

Mass Wasting: The Work of Gravity

Running Water

Groundwater

Glaciers and Glaciation

Deserts and Winds

Shorelines

Mineral and Energy Resources

Filters

Exam 13: Mountain Building and Continental Frameworks

As the Pleistocene ice sheets in Canada grew and thickened, the crust beneath the ice gradually subsided.

Rugged elevations are due to crustal extension, related to underlying mantle heat or convective upwelling, in the ________.

The Humber Zone (Valley and Ridge Province in USA)of the Appalachian Mountains is characterized by ________.

A(n)________ is a thick accumulation of sediments and small, rootless, tectonic blocks formed of material scraped off a descending, lithospheric plate.

Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. -Choose the option that does not fit the pattern.

Volcanism along a continental arc is dominated by the eruption of ________.

Passive, trailing, continental margins typically exhibit normal faults that were active when the original, single continent was rifted.

The ________ are a young, currently rising mountain range that resulted from continental collision.

The Sierra Nevada of California and the Coast Mountains of British Columbia are both examples of active Andean orogenic belts.

Thick thrust sheets of massive Proterozoic and Paleozoic carbonates from glaciated peaks with steep cliffs on all sides like Castle Mountain in western Alberta are found in this part of the Rockies.

Which would the Andean-type margin not have more of, in comparison to an Aleutian-type margin?

What happens as the crust isostatically rises during or following a mountain building episode?

What is similar about the tectonic cause for the Western Canada Foreland Basin and the Appalachian Foreland Basin?

What happens to a mountain belt following an orogeny?

What forces or events were responsible for building the Canadian Rockies, so far inland from the continental margin?

Everything west of the Rockies in eastern British Columbia is composed of ________.

The Western Canada Foreland Basin and the Appalachian Foreland Basin both formed ________.

If the earthquakes south of India foretell of an new subduction zone forming there, eventually the Himalayas will gain a volcanic arc on top of the Tibetan Plateau.

What kind of mantle process could cause the gentle, circular, downwarping of intracratonic basins?

The highest elevation mountain areas are underlain by the densest, strongest, and coldest crustal rocks.

An Introduction to Geology and Plate Tectonics

Minerals: The Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earth's Interior

The Ocean Floor

Plate Tectonics: The Framework for Modern Geology

Mass Wasting: The Work of Gravity

Running Water

Groundwater

Glaciers and Glaciation

Deserts and Winds

Shorelines

Mineral and Energy Resources

Filters