Question 1

From a chemical standpoint, the three reacting agents of greatest importance to weathering are ________.

Accepted Answer

A)  hydrogen, oxygen, and nitrogen 
B)  oxygen, nitrogen, and carbon dioxide 
C)  carbon dioxide, oxygen, and water 
D)  water vapor, nitrogen, and carbon dioxide 
E)  argon, aluminum, and calcium 
A)  hydrogen, oxygen, and nitrogen 
B)  oxygen, nitrogen, and carbon dioxide 
C)  carbon dioxide, oxygen, and water 
D)  water vapor, nitrogen, and carbon dioxide 
E)  argon, aluminum, and calcium

Question 2

A lava ________ is a small hole which develops in cooling lava when gas is unable to escape as the lava solidifies.

Accepted Answer

A)  chamber 
B)  cavity 
C)  vesicle 
D)  pore space 
E)  cavern 
A)  chamber 
B)  cavity 
C)  vesicle 
D)  pore space 
E)  cavern

Question 3

Within 5%, the typical angle of repose is ________.

Accepted Answer

A)  5% 
B)  15% 
C)  35% 
D)  55% 
E)  90% 
A)  5% 
B)  15% 
C)  35% 
D)  55% 
E)  90%

Question 4

A mudflow including numerous larger blocks of material is a(n) ________.

Accepted Answer

A)  earth slide 
B)  rock glacier 
C)  earth flow 
D)  debris flow 
E)  slump 
A)  earth slide 
B)  rock glacier 
C)  earth flow 
D)  debris flow 
E)  slump

Question 5

The single most important mechanism of transport for weathered overburden in the subarctic zones is ________.

Accepted Answer

A)  mass wasting 
B)  frost wedging 
C)  oxidation 
D)  exfoliation 
E)  hydrolysis 
A)  mass wasting 
B)  frost wedging 
C)  oxidation 
D)  exfoliation 
E)  hydrolysis

Question 6

A slump is a downslope movement with a ________.

Accepted Answer

A)  backwards rotation 
B)  lava vesicle 
C)  sag pond 
D)  tsunami 
E)  plateau formation 
A)  backwards rotation 
B)  lava vesicle 
C)  sag pond 
D)  tsunami 
E)  plateau formation

Question 7

In extreme cases, soil creep can carry materials as much as a kilometer downhill in a single year.

Accepted Answer

A) True 
 B)False

Question 8

Considering the landscape within 10 kilometers of your school, cite evidence that mass wasting and/or weathering have been at work.

Accepted Answer

This would vary by l

Question 9

Oxidation produces compounds which are more easily eroded than the original rock.

Accepted Answer

A) True 
 B)False

Question 10

A joint can be distinguished from a fault in that ________.

Accepted Answer

A)  there is wider separation between two sides 
B)  joints are a feature of cold climates exclusively 
C)  there is no difference between joints and faults 
D)  there is no movement along joints 
E)  joints are not found in metamorphic rocks 
A)  there is wider separation between two sides 
B)  joints are a feature of cold climates exclusively 
C)  there is no difference between joints and faults 
D)  there is no movement along joints 
E)  joints are not found in metamorphic rocks

Question 11

The general term signifying the overall lowering of the rock material on the Earth's crust is ________.

Accepted Answer

A)  denudation 
B)  mass wasting 
C)  slumping 
D)  jointing 
E)  weathering 
A)  denudation 
B)  mass wasting 
C)  slumping 
D)  jointing 
E)  weathering

Question 12

Caverns are most closely associated with ________.

Accepted Answer

A)  microscopic open spaces 
B)  joints 
C)  faults 
D)  lava vesicles 
E)  solution cavities 
A)  microscopic open spaces 
B)  joints 
C)  faults 
D)  lava vesicles 
E)  solution cavities

Question 13

A talus slope has a characteristic angle of repose of about 35 degrees.

Accepted Answer

A) True 
 B)False

Question 14

Landslides are often responsible for the formation of ________.

Accepted Answer

A)  lakes 
B)  reverse faults 
C)  hydrolysis 
D)  jointing 
E)  basins 
A)  lakes 
B)  reverse faults 
C)  hydrolysis 
D)  jointing 
E)  basins

Question 15

An earthflow is most conspicuous in ________ where a bulging lobe of material pushes out onto a valley floor.

Accepted Answer

A)  its upper reaches 
B)  its center 
C)  its lower reaches 
D)  landslide zones 
E)  rock glacier zones 
A)  its upper reaches 
B)  its center 
C)  its lower reaches 
D)  landslide zones 
E)  rock glacier zones

Question 16

________ are the most common structural features of rocks.

Accepted Answer

A)  Joints 
B)  Faults 
C)  Solution cavities 
D)  Lava vesicles 
E)  Fractures 
A)  Joints 
B)  Faults 
C)  Solution cavities 
D)  Lava vesicles 
E)  Fractures

Question 17

The location of features, such as cliffs and valleys might be strongly influenced by the position of ________.

Accepted Answer

A)  rocks which can be exfoliated 
B)  systems of microspaces 
C)  master joints 
D)  talus slopes 
E)  scree 
A)  rocks which can be exfoliated 
B)  systems of microspaces 
C)  master joints 
D)  talus slopes 
E)  scree

Question 18

The La Conchita landslides are most closely associated with ________.

Accepted Answer

A)  an unsafe dam 
B)  cracks underneath cliff houses 
C)  problems in Mexico 
D)  causes that are no longer active 
E)  an earthquake 
A)  an unsafe dam 
B)  cracks underneath cliff houses 
C)  problems in Mexico 
D)  causes that are no longer active 
E)  an earthquake

Question 19

In ________ there is a rough sorting of particles, with larger pieces farther downslope.

Accepted Answer

A)  a mudslide 
B)  a rockfall 
C)  soil creep 
D)  a flow 
E)  faulting 
A)  a mudslide 
B)  a rockfall 
C)  soil creep 
D)  a flow 
E)  faulting

Question 20

Which material is most resistant to chemical weathering?

Accepted Answer

A)  limestone 
B)  dolomite 
C)  quartz 
D)  gypsum 
E)  iron-bearing rocks 
A)  limestone 
B)  dolomite 
C)  quartz 
D)  gypsum 
E)  iron-bearing rocks

From a chemical standpoint, the three reacting agents of greatest importance to weathering are ________.

A lava ________ is a small hole which develops in cooling lava when gas is unable to escape as the lava solidifies.

Within 5%, the typical angle of repose is ________.

A mudflow including numerous larger blocks of material is a(n) ________.

The single most important mechanism of transport for weathered overburden in the subarctic zones is ________.

A slump is a downslope movement with a ________.

In extreme cases, soil creep can carry materials as much as a kilometer downhill in a single year.

Considering the landscape within 10 kilometers of your school, cite evidence that mass wasting and/or weathering have been at work.

Oxidation produces compounds which are more easily eroded than the original rock.

A joint can be distinguished from a fault in that ________.

The general term signifying the overall lowering of the rock material on the Earth's crust is ________.

Caverns are most closely associated with ________.

A talus slope has a characteristic angle of repose of about 35 degrees.

Landslides are often responsible for the formation of ________.

An earthflow is most conspicuous in ________ where a bulging lobe of material pushes out onto a valley floor.

________ are the most common structural features of rocks.

The location of features, such as cliffs and valleys might be strongly influenced by the position of ________.

The La Conchita landslides are most closely associated with ________.

In ________ there is a rough sorting of particles, with larger pieces farther downslope.

Which material is most resistant to chemical weathering?

Introduction to Earth

Portraying Earth

Introduction to the Atmosphere

Insolation and Temperature

Atmospheric Pressure and Wind

Atmospheric Moisture

Atmospheric Disturbances

Climate and Climate Change

The Hydrosphere

Cycles and Patterns of the Biosphere

Terrestrial Flora and Fauna

Soils

Introduction to Landform Study

The Internal Processes

Fluvial Processes

Karst and Hydrothermal Processes

The Topography of Arid Lands

Glacial Modification of Terrain

Coastal Processes and Terrain

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Exam 15: Preliminaries to Weathering: Mass Wasting and Erosion

From a chemical standpoint, the three reacting agents of greatest importance to weathering are ________.

A lava ________ is a small hole which develops in cooling lava when gas is unable to escape as the lava solidifies.

Within 5%, the typical angle of repose is ________.

A mudflow including numerous larger blocks of material is a(n) ________.

The single most important mechanism of transport for weathered overburden in the subarctic zones is ________.

A slump is a downslope movement with a ________.

In extreme cases, soil creep can carry materials as much as a kilometer downhill in a single year.

Considering the landscape within 10 kilometers of your school, cite evidence that mass wasting and/or weathering have been at work.

Oxidation produces compounds which are more easily eroded than the original rock.

A joint can be distinguished from a fault in that ________.

The general term signifying the overall lowering of the rock material on the Earth's crust is ________.

Caverns are most closely associated with ________.

A talus slope has a characteristic angle of repose of about 35 degrees.

Landslides are often responsible for the formation of ________.

An earthflow is most conspicuous in ________ where a bulging lobe of material pushes out onto a valley floor.

________ are the most common structural features of rocks.

The location of features, such as cliffs and valleys might be strongly influenced by the position of ________.

The La Conchita landslides are most closely associated with ________.

In ________ there is a rough sorting of particles, with larger pieces farther downslope.

Which material is most resistant to chemical weathering?

Introduction to Earth

Portraying Earth

Introduction to the Atmosphere

Insolation and Temperature

Atmospheric Pressure and Wind

Atmospheric Moisture

Atmospheric Disturbances

Climate and Climate Change

The Hydrosphere

Cycles and Patterns of the Biosphere

Terrestrial Flora and Fauna

Soils

Introduction to Landform Study

The Internal Processes

Fluvial Processes

Karst and Hydrothermal Processes

The Topography of Arid Lands

Glacial Modification of Terrain

Coastal Processes and Terrain

Filters