Question 1

Which is the process that works in place to break down rock at Earth's surface through disintegration of rocks into mineral particles or dissolving it into water?

Accepted Answer

A) Erosion. 
B) Mass movement. 
C) Landmass denudation. 
D) Weathering.

Question 2

Frost wedging is the result of repeated freeze/thaw cycles.

Accepted Answer

A) True 
 B)False

Question 3

Other than the rock itself,which is the most important chemical substance needed for the majority of weathering processes?

Accepted Answer

A) Oxygen. 
B) Nitrogen. 
C) Water. 
D) Carbon dioxide.

Question 4

The dynamic equilibrium model considers the balance between endogenic and exogenic processes.

Accepted Answer

A) True 
 B)False

Question 5

Stalactites and stalagmites are examples of dripstones.

Accepted Answer

A) True 
 B)False

Question 6

In most areas,which is the upper surface of bedrock that is partially weathered to broken-up rock?

Accepted Answer

A) Parent rock. 
B) Bedrock. 
C) Sediment. 
D) Regolith.

Question 7

The angle of repose typically ranges from 15° to 30° from horizontal.

Accepted Answer

A) True 
 B)False

Question 8

Which is likely the weathering process responsible for breaking this marble?

Accepted Answer

A) Exfoliation. 
B) Carbonation. 
C) Frost wedging. 
D) Salt-crystal growth.

Question 9

Chemical weathering is greatest under which conditions?

Accepted Answer

A) Higher rainfall and temperatures. 
B) Lower rainfall and temperatures. 
C) Higher rainfall,but lower temperatures. 
D) Lower rainfall,but higher temperatures.

Question 10

The angle of repose represents a balance between gravity and friction and shear.

Accepted Answer

A) True 
 B)False

Question 11

Which is a steep scarp or cliff whose presence indicates an outcrop of resistant rock?

Accepted Answer

A) Waning slope. 
B) Waxing slope. 
C) Debris slope. 
D) Free face.

Question 12

Which of the following is a type of chemical weathering process?

Accepted Answer

A) Exfoliation. 
B) Hydrolysis. 
C) Salt crystal growth. 
D) Frost wedging.

Question 13

Which are the consolidated or unconsolidated materials from which soils develop?

Accepted Answer

A) Bedrock. 
B) Regolith. 
C) Parent material. 
D) Outcrop.

Question 14

Which of the following is not necessary for well-developed karst to form?

Accepted Answer

A) High proportion of calcium carbonate in the rock. 
B) Joints in rock of otherwise low permeability. 
C) Vegetation. 
D) Arid conditions.

Question 15

All processes that cause reduction and rearrangement of landforms are included in which term?

Accepted Answer

A) Mass movement. 
B) Erosion. 
C) Weathering. 
D) Denudation.

Question 16

When rock is broken down and disintegrated without any chemical alterations,which is the process in operation?

Accepted Answer

A) Physical weathering. 
B) Chemical weathering. 
C) Hydrolysis. 
D) Carbonation.

Question 17

Describe the forces acting on a slope,and also the various physical aspects of a slope,such as waxing slope and debris slope.

Accepted Answer

The answer of Describe the forces acting on a slope,and...

Question 18

Which are extensive landscapes formed by the dissolution of limestone and other carbonate rock and characterized by pitted,bumpy surface topography,poor surface drainage,and well developed solutions channels?

Accepted Answer

A) Plains. 
B) Basins. 
C) Karst topography. 
D) High tablelands.

Question 19

After a threshold is crossed,which best describes the landscape?

Accepted Answer

A) The landscape remains unstable thereafter. 
B) The landscape adjusts to a new equilibrium condition. 
C) The landscape looks identical to the landscape that existed prior to the crossing of the threshold. 
D) The landscape returns to the conditions that existed prior to the crossing the threshold.

Question 20

When rainwater attacks formations of limestone,the minerals dissolve and wash away with the mildly acid rainwater.Of which is this an example?

Accepted Answer

A) Oxidation. 
B) Crystallization. 
C) Frost action. 
D) Carbonation.

Exam 14: Weathering, karst Landscapes, and Mass Movement

Which is the process that works in place to break down rock at Earth's surface through disintegration of rocks into mineral particles or dissolving it into water?

Frost wedging is the result of repeated freeze/thaw cycles.

Other than the rock itself,which is the most important chemical substance needed for the majority of weathering processes?

The dynamic equilibrium model considers the balance between endogenic and exogenic processes.

Stalactites and stalagmites are examples of dripstones.

In most areas,which is the upper surface of bedrock that is partially weathered to broken-up rock?

The angle of repose typically ranges from 15° to 30° from horizontal.

Which is likely the weathering process responsible for breaking this marble?

Chemical weathering is greatest under which conditions?

The angle of repose represents a balance between gravity and friction and shear.

Which is a steep scarp or cliff whose presence indicates an outcrop of resistant rock?

Which of the following is a type of chemical weathering process?

Which are the consolidated or unconsolidated materials from which soils develop?

Which of the following is not necessary for well-developed karst to form?

All processes that cause reduction and rearrangement of landforms are included in which term?

When rock is broken down and disintegrated without any chemical alterations,which is the process in operation?

Describe the forces acting on a slope,and also the various physical aspects of a slope,such as waxing slope and debris slope.

Which are extensive landscapes formed by the dissolution of limestone and other carbonate rock and characterized by pitted,bumpy surface topography,poor surface drainage,and well developed solutions channels?

After a threshold is crossed,which best describes the landscape?

When rainwater attacks formations of limestone,the minerals dissolve and wash away with the mildly acid rainwater.Of which is this an example?