Question 1

Water, freezing and melting in cracks in rocks, produces a weathering effect known as what?

Accepted Answer

The answer of Water, freezing and melting in cracks in...

Question 2

Weathered silt and clay deposited on a river floodplain form a transported soil.

Accepted Answer

A) True 
 B)False

Question 3

Sheeting is mainly a process of mechanical weathering.

Accepted Answer

A) True 
 B)False

Question 4

In nature, where does the acidity come from to speed up chemical weathering?

Accepted Answer

A) nuée ardentes from explosive volcanic eruptions 
B) Bowen's reaction series 
C) plutonism 
D) organic acids from decayed plants, acid rain, and sulphuric acid from oxidation of pyrite 
A) nuée ardentes from explosive volcanic eruptions 
B) Bowen's reaction series 
C) plutonism 
D) organic acids from decayed plants, acid rain, and sulphuric acid from oxidation of pyrite

Question 5

Which of the following statements concerning lateritic soils is generally false?

Accepted Answer

A) They form in warm, moist, tropical climates. 
B) They are mainly red in colour. 
C) They remain highly productive agriculturally without additions of fertilizers. 
D) They consist of only the most insoluble, soil-forming minerals such as iron oxides, aluminum oxides, and clays. 
A) They form in warm, moist, tropical climates. 
B) They are mainly red in colour. 
C) They remain highly productive agriculturally without additions of fertilizers. 
D) They consist of only the most insoluble, soil-forming minerals such as iron oxides, aluminum oxides, and clays.

Question 6

Pedocal soils typically form by intense chemical weathering under very cold and wet climatic conditions.

Accepted Answer

A) True 
 B)False

Question 7

What portion of an angular, fracture-bounded granitic block shows the highest rate of weathering?

Accepted Answer

A) the unfractured interior 
B) the exposed edges and corners 
C) the crack surfaces not including edges and corners 
D) the middle of faces bounded by a single large fracture 
A) the unfractured interior 
B) the exposed edges and corners 
C) the crack surfaces not including edges and corners 
D) the middle of faces bounded by a single large fracture

Question 8

Very fine-sized, clay mineral particles move downward from the A to the B horizon of some soils.What is this process called?

Accepted Answer

The answer of Very fine-sized, clay mineral particles move downward...

Question 9

Oxidation of iron is an important chemical weathering process for ferromagnesian silicate minerals like olivine and biotite.

Accepted Answer

A) True 
 B)False

Question 10

In which of the following climates would rates of chemical weathering generally be highest?

Accepted Answer

A) warm and moist 
B) cold and dry 
C) warm and dry 
D) cold and moist 
A) warm and moist 
B) cold and dry 
C) warm and dry 
D) cold and moist

Question 11

________ is the most common mineral breakdown product of KAlSi3O8 (potassium feldspar).

Accepted Answer

A) Asbestos 
B) Calcite 
C) Kaolinite 
D) Quartz 
A) Asbestos 
B) Calcite 
C) Kaolinite 
D) Quartz

Question 12

Calcite, a major component of some monumental and building stones, slowly dissolves in weakly acidic waters.

Accepted Answer

A) True 
 B)False

Question 13

Word Analysis Questions
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) tree planting 
B) ore smelting 
C) petroleum refining 
D) vehicle emissions 
A) tree planting 
B) ore smelting 
C) petroleum refining 
D) vehicle emissions

Question 14

Release of carbon, nitrogen, and sulphur oxides from burning fossil fuels causes precipitation that is far more acidic than natural rain.

Accepted Answer

A) True 
 B)False

Question 15

What process does the diagram below illustrate?

Accepted Answer

sheeting b

Question 16

The three major processes involved in chemical weathering are ________.

Accepted Answer

A) carbonation, dissimulation, and salinization 
B) dissolution, hydrolysis, and oxidation 
C) precipitation, ion exchange reactions, and degasification 
D) recrystallization, pitting, and rinsing 
A) carbonation, dissimulation, and salinization 
B) dissolution, hydrolysis, and oxidation 
C) precipitation, ion exchange reactions, and degasification 
D) recrystallization, pitting, and rinsing

Question 17

Word Analysis Questions
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) mine acid 
B) calcite 
C) hematite 
D) goethite 
A) mine acid 
B) calcite 
C) hematite 
D) goethite

Question 18

Oxidation of iron in ferromagnesian minerals and dissolution of calcite are two examples of mechanical weathering.

Accepted Answer

A) True 
 B)False

Question 19

In which area would weathering by frost wedging probably be most effective?

Accepted Answer

A) in a moist, tropical forest 
B) in cool, high desert areas 
C) where the subsoil is permanently frozen 
D) in moist, temperate climates 
A) in a moist, tropical forest 
B) in cool, high desert areas 
C) where the subsoil is permanently frozen 
D) in moist, temperate climates

Question 20

Which one of the following statements is false?

Accepted Answer

A) Mechanical weathering reduces grain sizes of rock particles. 
B) Mechanical weathering allows for faster rates of chemical weathering. 
C) Mechanical weathering is important in the formation of talus slopes. 
D) Mechanical weathering involves a major change in the mineral composition of the weathered material. 
A) Mechanical weathering reduces grain sizes of rock particles. 
B) Mechanical weathering allows for faster rates of chemical weathering. 
C) Mechanical weathering is important in the formation of talus slopes. 
D) Mechanical weathering involves a major change in the mineral composition of the weathered material.

Water, freezing and melting in cracks in rocks, produces a weathering effect known as what?

Weathered silt and clay deposited on a river floodplain form a transported soil.

Sheeting is mainly a process of mechanical weathering.

In nature, where does the acidity come from to speed up chemical weathering?

Which of the following statements concerning lateritic soils is generally false?

Pedocal soils typically form by intense chemical weathering under very cold and wet climatic conditions.

What portion of an angular, fracture-bounded granitic block shows the highest rate of weathering?

Very fine-sized, clay mineral particles move downward from the A to the B horizon of some soils.What is this process called?

Oxidation of iron is an important chemical weathering process for ferromagnesian silicate minerals like olivine and biotite.

In which of the following climates would rates of chemical weathering generally be highest?

________ is the most common mineral breakdown product of KAlSi₃O₈ (potassium feldspar).

Calcite, a major component of some monumental and building stones, slowly dissolves in weakly acidic waters.

Word Analysis Questions 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.

Release of carbon, nitrogen, and sulphur oxides from burning fossil fuels causes precipitation that is far more acidic than natural rain.

What process does the diagram below illustrate?

The three major processes involved in chemical weathering are ________.

Word Analysis Questions 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.

Oxidation of iron in ferromagnesian minerals and dissolution of calcite are two examples of mechanical weathering.

In which area would weathering by frost wedging probably be most effective?

Which one of the following statements is false?

An Introduction to Geology and Plate Tectonics

Minerals: The Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

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

Mountain Building and Continental Frameworks

Mass Wasting: The Work of Gravity

Running Water

Groundwater

Glaciers and Glaciation

Deserts and Winds

Shorelines

Mineral and Energy Resources

Filters

Exam 5: Weathering and Soil

Water, freezing and melting in cracks in rocks, produces a weathering effect known as what?

Weathered silt and clay deposited on a river floodplain form a transported soil.

Sheeting is mainly a process of mechanical weathering.

In nature, where does the acidity come from to speed up chemical weathering?

Which of the following statements concerning lateritic soils is generally false?

Pedocal soils typically form by intense chemical weathering under very cold and wet climatic conditions.

What portion of an angular, fracture-bounded granitic block shows the highest rate of weathering?

Very fine-sized, clay mineral particles move downward from the A to the B horizon of some soils.What is this process called?

Oxidation of iron is an important chemical weathering process for ferromagnesian silicate minerals like olivine and biotite.

In which of the following climates would rates of chemical weathering generally be highest?

________ is the most common mineral breakdown product of KAlSi3O8 (potassium feldspar).

Calcite, a major component of some monumental and building stones, slowly dissolves in weakly acidic waters.

Word Analysis Questions 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.

Release of carbon, nitrogen, and sulphur oxides from burning fossil fuels causes precipitation that is far more acidic than natural rain.

What process does the diagram below illustrate?

The three major processes involved in chemical weathering are ________.

Word Analysis Questions 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.

Oxidation of iron in ferromagnesian minerals and dissolution of calcite are two examples of mechanical weathering.

In which area would weathering by frost wedging probably be most effective?

Which one of the following statements is false?

An Introduction to Geology and Plate Tectonics

Minerals: The Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

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

Mountain Building and Continental Frameworks

Mass Wasting: The Work of Gravity

Running Water

Groundwater

Glaciers and Glaciation

Deserts and Winds

Shorelines

Mineral and Energy Resources

Filters

________ is the most common mineral breakdown product of KAlSi₃O₈ (potassium feldspar).