Question 1

Which of the following occurred on the west face of Nevado Huascaran in Peru in 1962 and again in 1970?

Accepted Answer

A) a massive translational slide 
B) massive rock falls 
C) debris avalanches devastated the towns below. 
D) a massive rotational slump sent water from a reservoir down the canyon to inundate a town. 
E) the towns at the base were covered by solifluction. 
A) a massive translational slide 
B) massive rock falls 
C) debris avalanches devastated the towns below. 
D) a massive rotational slump sent water from a reservoir down the canyon to inundate a town. 
E) the towns at the base were covered by solifluction.

Question 2

Scarification

Accepted Answer

A) is a type of denudation in which the mass movement is caused by humans rather than by gravity. 
B) is a process that results in scratches or grooves being worn into limestone. 
C) is a type of weathering in which wind drives material across a rock surface causing scrapes. 
D) results from the flow of water into large grooves in limestone terranes. 
E) causes a decrease in the rate of denudation. 
A) is a type of denudation in which the mass movement is caused by humans rather than by gravity. 
B) is a process that results in scratches or grooves being worn into limestone. 
C) is a type of weathering in which wind drives material across a rock surface causing scrapes. 
D) results from the flow of water into large grooves in limestone terranes. 
E) causes a decrease in the rate of denudation.

Question 3

Which of the following countries is noted for its spectacular tower karst?

Accepted Answer

A) Russia 
B) Canada 
C) China 
D) France 
E) Australia 
A) Russia 
B) Canada 
C) China 
D) France 
E) Australia

Question 4

Hydrolysis involves

Accepted Answer

A) no actual chemical change in minerals. 
B) water being added to a mineral leading to swelling and stress in rock. 
C) water reacting with minerals. 
D) hydraulic action of water between rocks. 
E) water combining with carbon dioxide to form a weak acid. 
A) no actual chemical change in minerals. 
B) water being added to a mineral leading to swelling and stress in rock. 
C) water reacting with minerals. 
D) hydraulic action of water between rocks. 
E) water combining with carbon dioxide to form a weak acid.

Question 5

Conflicting forces work to establish an optimum incline on a slope.When any of these conditions are disturbed or altered the materials on the slope reach a

Accepted Answer

A) condition of static equilibrium. 
B) condition of metastable equilibrium at the time of disturbance. 
C) geomorphic cycle. 
D) geomorphic threshold,or change point. 
E) chaotic adjustment. 
A) condition of static equilibrium. 
B) condition of metastable equilibrium at the time of disturbance. 
C) geomorphic cycle. 
D) geomorphic threshold,or change point. 
E) chaotic adjustment.

Question 6

The concave lower portion of a typical slope is called a

Accepted Answer

A) waning slope. 
B) pediment. 
C) debris slope. 
D) free face. 
E) waxing slope. 
A) waning slope. 
B) pediment. 
C) debris slope. 
D) free face. 
E) waxing slope.

Question 7

Write an essay in which you discuss in detail all the processes of denudation.

Accepted Answer

Denudation is the process by which the E

Question 8

The hills which form cockpit karst are separated from one another by

Accepted Answer

A) river floodplains. 
B) sinkholes. 
C) stalactites. 
D) grabens. 
E) sills 
A) river floodplains. 
B) sinkholes. 
C) stalactites. 
D) grabens. 
E) sills

Question 9

Carbonation describes those chemical weathering processes that transform minerals containing calcium,magnesium,and others into carbonates.

Accepted Answer

A) True 
 B)False

Question 10

A slow persistent mass movement of surface soil is called

Accepted Answer

A) a debris avalanche. 
B) soil creep. 
C) a soil slide. 
D) a rockfall. 
E) mudflow 
A) a debris avalanche. 
B) soil creep. 
C) a soil slide. 
D) a rockfall. 
E) mudflow

Question 11

The town of Frank,Alberta

Accepted Answer

A) experienced a devastating slide at the beginning of the twentieth century that resulted in more than 70 deaths and the relocation of the town. 
B) is a tourist attraction for the large caves and caverns located nearby. 
C) was buried by a mudflow after a heavy rain on snow event. 
D) is famous for the large quarry nearby from which marble is excavated. 
E) is a karst landscape with both tower karst and cockpit karst. 
A) experienced a devastating slide at the beginning of the twentieth century that resulted in more than 70 deaths and the relocation of the town. 
B) is a tourist attraction for the large caves and caverns located nearby. 
C) was buried by a mudflow after a heavy rain on snow event. 
D) is famous for the large quarry nearby from which marble is excavated. 
E) is a karst landscape with both tower karst and cockpit karst.

Question 12

In which climates would rock be weathered to the greatest depth?

Accepted Answer

A) cold and wet 
B) cold and dry 
C) hot and wet 
D) hot and dry 
A) cold and wet 
B) cold and dry 
C) hot and wet 
D) hot and dry

Question 13

Consider the butte shown below,which is made of sedimentary rock.
  
-What accounts for the fact that the slope angles are different in rock units A and B?

Accepted Answer

A) gravity acts unevenly on the slopes. 
B) the slopes in A receive more rainfall than the slopes in B. 
C) the lack of cohesion among particles in unit B makes it compress. 
D) unit A has a greater resistance to particle motion than does unit B. 
E) unit B is less resistant to erosion than unit A. 
A) gravity acts unevenly on the slopes. 
B) the slopes in A receive more rainfall than the slopes in B. 
C) the lack of cohesion among particles in unit B makes it compress. 
D) unit A has a greater resistance to particle motion than does unit B. 
E) unit B is less resistant to erosion than unit A.

Question 14

The material from which stalactites and other cave formations develop is derived from

Accepted Answer

A) halite that was dissolved from the overlying rock as groundwater flowed through it and then precipitated when the water evaporated. 
B) various types of gases in the cave,which sublimate to form a solid. 
C) calcite that was dissolved from the overlying rock as groundwater flowed through it and then precipitated when the water evaporated. 
D) calcite that sublimates from air trapped within the cave when temperatures fall below a certain level-about -10°C. 
E) phosphates that were carried into the cave by groundwater and then precipitated as the groundwater evaporated. 
A) halite that was dissolved from the overlying rock as groundwater flowed through it and then precipitated when the water evaporated. 
B) various types of gases in the cave,which sublimate to form a solid. 
C) calcite that was dissolved from the overlying rock as groundwater flowed through it and then precipitated when the water evaporated. 
D) calcite that sublimates from air trapped within the cave when temperatures fall below a certain level-about -10°C. 
E) phosphates that were carried into the cave by groundwater and then precipitated as the groundwater evaporated.

Question 15

Iron oxidation produces red and yellow stains on rocks.

Accepted Answer

A) True 
 B)False

Question 16

Hydration involves

Accepted Answer

A) a chemical weathering process. 
B) swelling and stress within a rock as it absorbs water. 
C) frost action. 
D) the action of wind. 
E) the growth of salt crystals. 
A) a chemical weathering process. 
B) swelling and stress within a rock as it absorbs water. 
C) frost action. 
D) the action of wind. 
E) the growth of salt crystals.

Question 17

Which of the following are the principal active agents involved in chemical weathering?

Accepted Answer

A) oxygen,silicon,aluminum 
B) magnesium,water,limestone 
C) water,oxygen,carbon dioxide 
D) nitrogen,oxygen,argon 
E) nitrogen,oxygen,carbon dioxide 
A) oxygen,silicon,aluminum 
B) magnesium,water,limestone 
C) water,oxygen,carbon dioxide 
D) nitrogen,oxygen,argon 
E) nitrogen,oxygen,carbon dioxide

Question 18

In reality,a landscape behaves as

Accepted Answer

A) a closed system. 
B) an open system. 
C) an evolutionary model changing in a sequence of stages that is the same everywhere on Earth. 
D) a closed system in terms of energy and an open system in terms of matter. 
E) an open system in terms of energy and a closed system in terms of matter. 
A) a closed system. 
B) an open system. 
C) an evolutionary model changing in a sequence of stages that is the same everywhere on Earth. 
D) a closed system in terms of energy and an open system in terms of matter. 
E) an open system in terms of energy and a closed system in terms of matter.

Question 19

Mass movement occurs when gravity overcomes friction.

Accepted Answer

A) True 
 B)False

Question 20

All unit movement of materials propelled and controlled by gravity are referred to as

Accepted Answer

A) lahars. 
B) downslope flows. 
C) mass movements. 
D) slides. 
E) heaves. 
A) lahars. 
B) downslope flows. 
C) mass movements. 
D) slides. 
E) heaves.

Exam 13: Weathering, Karst Landscapes, and Mass Movement

Which of the following occurred on the west face of Nevado Huascaran in Peru in 1962 and again in 1970?

Scarification

Which of the following countries is noted for its spectacular tower karst?

Hydrolysis involves

Conflicting forces work to establish an optimum incline on a slope.When any of these conditions are disturbed or altered the materials on the slope reach a

The concave lower portion of a typical slope is called a

Write an essay in which you discuss in detail all the processes of denudation.

The hills which form cockpit karst are separated from one another by

Carbonation describes those chemical weathering processes that transform minerals containing calcium,magnesium,and others into carbonates.

A slow persistent mass movement of surface soil is called

The town of Frank,Alberta

In which climates would rock be weathered to the greatest depth?

Consider the butte shown below,which is made of sedimentary rock. -What accounts for the fact that the slope angles are different in rock units A and B?

The material from which stalactites and other cave formations develop is derived from

Iron oxidation produces red and yellow stains on rocks.

Hydration involves

Which of the following are the principal active agents involved in chemical weathering?

In reality,a landscape behaves as

Mass movement occurs when gravity overcomes friction.

All unit movement of materials propelled and controlled by gravity are referred to as

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