Question 1

Lithifies can be defined as:

Accepted Answer

A)  loose sediment hardens into sedimentary rock 
B)  loose sediment breaks off of sedimentary rocks 
C)  sediment settles from the water column 
A)  loose sediment hardens into sedimentary rock 
B)  loose sediment breaks off of sedimentary rocks 
C)  sediment settles from the water column

Question 2

Shale is a common sedimentary rock because:

Accepted Answer

A)  one of the places clay is deposited is very widespread the seafloor) 
B)  the diagenesis of other deposits often lead to shale 
C)  wind deposits of clay can cover any environment 
D)  biological organisms rework other deposits into shale over time 
A)  one of the places clay is deposited is very widespread the seafloor) 
B)  the diagenesis of other deposits often lead to shale 
C)  wind deposits of clay can cover any environment 
D)  biological organisms rework other deposits into shale over time

Question 3

Which of the following sites would have the slowest moving or least energetic current?

Accepted Answer

A)  mountain streams at A 
B)  glacial streams at B 
C)  braided river at C 
D)  delta at D 
E)  lake at E 
A)  mountain streams at A 
B)  glacial streams at B 
C)  braided river at C 
D)  delta at D 
E)  lake at E

Question 4

Which of the following situations would result in angular clasts?

Accepted Answer

A)  transport of the clasts over long distance 
B)  working of clasts by waves on a beach 
C)  steep slopes in a mountain 
D)  dunes formed by wind 
A)  transport of the clasts over long distance 
B)  working of clasts by waves on a beach 
C)  steep slopes in a mountain 
D)  dunes formed by wind

Question 5

Fluvial refers to:

Accepted Answer

A)  the processes and sediment of streams and rivers 
B)  the movement of fluids underground 
C)  the hydrological cycle on land 
A)  the processes and sediment of streams and rivers 
B)  the movement of fluids underground 
C)  the hydrological cycle on land

Question 6

Sorting describes:

Accepted Answer

A)  the size range of clasts in sediment 
B)  the general shape of the clasts in the sediment 
C)  the layering in the sediment 
A)  the size range of clasts in sediment 
B)  the general shape of the clasts in the sediment 
C)  the layering in the sediment

Question 7

Which way was the current either wind or water) moving during deposition of this section of rocks?

Accepted Answer

A)  toward the left 
B)  toward the camera 
C)  toward the right 
D)  away from the camera 
E)  there is no way to tell 
A)  toward the left 
B)  toward the camera 
C)  toward the right 
D)  away from the camera 
E)  there is no way to tell

Question 8

The most likely cause of bedding in this image is:

Accepted Answer

A)  changes in wind speed and direction 
B)  changes in sediment supply 
C)  changes in sea level 
D)  wave and tide action at a beach 
A)  changes in wind speed and direction 
B)  changes in sediment supply 
C)  changes in sea level 
D)  wave and tide action at a beach

Question 9

Which of the following environments would likely have large clasts?

Accepted Answer

A)  a weak current 
B)  steep slopes 
C)  dunes formed by wind 
D)  all of these 
A)  a weak current 
B)  steep slopes 
C)  dunes formed by wind 
D)  all of these

Question 10

Many sedimentary rocks exposed in the Denver region are tilted at a high angle to the horizontal, indicating that:

Accepted Answer

A)  they were originally deposited that way 
B)  they were deformed after they were deposited and lithified 
C)  they were all deposited along steep mountain fronts 
A)  they were originally deposited that way 
B)  they were deformed after they were deposited and lithified 
C)  they were all deposited along steep mountain fronts

Question 11

What type of rock would you form in this plant-rich swamp?

Accepted Answer

A)  rock salt and other evaporite minerals 
B)  limestone 
C)  coal 
D)  chert 
E)  iron formation 
A)  rock salt and other evaporite minerals 
B)  limestone 
C)  coal 
D)  chert 
E)  iron formation

Question 12

What do the characteristics of the rock in this photograph tell you about its environment?

Accepted Answer

A)  deposited by the wind 
B)  transported a short distance 
C)  transported a long distance or worked by waves 
D)  deposited in a lake 
A)  deposited by the wind 
B)  transported a short distance 
C)  transported a long distance or worked by waves 
D)  deposited in a lake

Question 13

Large, angular clasts are most likely at:

Accepted Answer

A)  mountains at A and glaciers at B 
B)  glaciers at B and braided river at C 
C)  braided river at C and delta at D 
D)  delta at D and lake at E 
A)  mountains at A and glaciers at B 
B)  glaciers at B and braided river at C 
C)  braided river at C and delta at D 
D)  delta at D and lake at E

Question 14

Using the stratigraphic section and photographs located in the textbook Chapter 7 Investigation), determine the possible environments of deposition for the lower basal conglomerate.

Accepted Answer

A)  river system 
B)  sand dunes 
C)  plant-rich swamp 
D)  coral reef 
E)  muddy part of ocean 
A)  river system 
B)  sand dunes 
C)  plant-rich swamp 
D)  coral reef 
E)  muddy part of ocean

Question 15

The uniformly-sized sand shown here would be described as:

Accepted Answer

A)  well sorted 
B)  poorly sorted 
C)  not sorted 
D)  moderately sorted 
A)  well sorted 
B)  poorly sorted 
C)  not sorted 
D)  moderately sorted

Question 16

Which of the following characteristics are NOT used to classify and name clastic sediments?

Accepted Answer

A)  the size of the clasts 
B)  the amount of sorting of clasts 
C)  the shape of the clasts 
D)  the climate in which the clasts are produced 
E)  all of these are used 
A)  the size of the clasts 
B)  the amount of sorting of clasts 
C)  the shape of the clasts 
D)  the climate in which the clasts are produced 
E)  all of these are used

Question 17

How does iron formation form?

Accepted Answer

A)  evaporation of water in a lake or sea 
B)  accumulation of microscopic organisms composed of calcium carbonate 
C)  precipitation from seawater early in Earth's history 
D)  accumulation of silica-rich organisms or mixing of seawater and groundwater 
A)  evaporation of water in a lake or sea 
B)  accumulation of microscopic organisms composed of calcium carbonate 
C)  precipitation from seawater early in Earth's history 
D)  accumulation of silica-rich organisms or mixing of seawater and groundwater

Question 18

Which of the following can we understand by studying sedimentary rocks?

Accepted Answer

A)  how environments shifted in location through time 
B)  past changes in climate 
C)  past events, such as landslides and earthquakes 
D)  migration of deserts and advances of the sea 
E)  all of these 
A)  how environments shifted in location through time 
B)  past changes in climate 
C)  past events, such as landslides and earthquakes 
D)  migration of deserts and advances of the sea 
E)  all of these

Question 19

Imbricated clasts in this river means that:

Accepted Answer

A)  the wind was blowing from left to right 
B)  the rocks have been shuffled by ground shaking during an earthquake 
C)  the rocks have slid downhill to the right 
D)  the current flowed from right to left 
A)  the wind was blowing from left to right 
B)  the rocks have been shuffled by ground shaking during an earthquake 
C)  the rocks have slid downhill to the right 
D)  the current flowed from right to left

Question 20

What do the characteristics of the rock in this photograph tell you about its environment?

Accepted Answer

A)  deposited by the wind 
B)  transported a short distance 
C)  transported a long distance or worked by waves 
D)  deposited in a lake 
A)  deposited by the wind 
B)  transported a short distance 
C)  transported a long distance or worked by waves 
D)  deposited in a lake

Lithifies can be defined as:

Shale is a common sedimentary rock because:

Which of the following sites would have the slowest moving or least energetic current?

Which of the following situations would result in angular clasts?

Fluvial refers to:

Sorting describes:

Which way was the current either wind or water) moving during deposition of this section of rocks?

The most likely cause of bedding in this image is:

Which of the following environments would likely have large clasts?

Many sedimentary rocks exposed in the Denver region are tilted at a high angle to the horizontal, indicating that:

What type of rock would you form in this plant-rich swamp?

What do the characteristics of the rock in this photograph tell you about its environment?

Large, angular clasts are most likely at:

Using the stratigraphic section and photographs located in the textbook Chapter 7 Investigation), determine the possible environments of deposition for the lower basal conglomerate.

The uniformly-sized sand shown here would be described as:

Which of the following characteristics are NOT used to classify and name clastic sediments?

How does iron formation form?

Which of the following can we understand by studying sedimentary rocks?

Imbricated clasts in this river means that:

What do the characteristics of the rock in this photograph tell you about its environment?

The Nature of Geology

Investigating Geologic Questions

Plate Tectonics

Earth Materials

Igneous Environments

Volcanoes and Volcanic Hazards

Deformation and Metamorphism

Geologic Time

Seafloor and Continental Margins

Mountains, Basins, and Continents

Earthquakes and Earths Interior

Climate and Weathering

Glaciers, Shorelines, and Changing Sea Levels

Weathering, Soil, and Unstable Slopes

Streams and Flooding

Water Resources

Energy and Mineral Resources

Geology of the Solar System

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Exam 7: Sedimentary Environments

Lithifies can be defined as:

Shale is a common sedimentary rock because:

Which of the following sites would have the slowest moving or least energetic current?

Which of the following situations would result in angular clasts?

Fluvial refers to:

Sorting describes:

Which way was the current either wind or water) moving during deposition of this section of rocks?

The most likely cause of bedding in this image is:

Which of the following environments would likely have large clasts?

Many sedimentary rocks exposed in the Denver region are tilted at a high angle to the horizontal, indicating that:

What type of rock would you form in this plant-rich swamp?

What do the characteristics of the rock in this photograph tell you about its environment?

Large, angular clasts are most likely at:

Using the stratigraphic section and photographs located in the textbook Chapter 7 Investigation), determine the possible environments of deposition for the lower basal conglomerate.

The uniformly-sized sand shown here would be described as:

Which of the following characteristics are NOT used to classify and name clastic sediments?

How does iron formation form?

Which of the following can we understand by studying sedimentary rocks?

Imbricated clasts in this river means that:

What do the characteristics of the rock in this photograph tell you about its environment?

The Nature of Geology

Investigating Geologic Questions

Plate Tectonics

Earth Materials

Igneous Environments

Volcanoes and Volcanic Hazards

Deformation and Metamorphism

Geologic Time

Seafloor and Continental Margins

Mountains, Basins, and Continents

Earthquakes and Earths Interior

Climate and Weathering

Glaciers, Shorelines, and Changing Sea Levels

Weathering, Soil, and Unstable Slopes

Streams and Flooding

Water Resources

Energy and Mineral Resources

Geology of the Solar System

Filters