Question 1

Hydrocarbons are formed largely from what?

Accepted Answer

A)  the remains of dinosaurs 
B)  any type of fossil 
C)  microorganisms like algae 
D)  the same types of plants which form coal deposits 
E)  marine invertebrate animals 
A)  the remains of dinosaurs 
B)  any type of fossil 
C)  microorganisms like algae 
D)  the same types of plants which form coal deposits 
E)  marine invertebrate animals

Question 2

Graded bedding forms when ____.

Accepted Answer

A)  erosion planes off a portion of the sea bottom 
B)  sediment is deposited on a steep slope or grade 
C)  turbidity currents deposit first coarse sediment then fine sediment 
D)  cross-bedding is truncated 
E)  turbidity currents deposit first fine sediment followed by coarse sediment 
A)  erosion planes off a portion of the sea bottom 
B)  sediment is deposited on a steep slope or grade 
C)  turbidity currents deposit first coarse sediment then fine sediment 
D)  cross-bedding is truncated 
E)  turbidity currents deposit first fine sediment followed by coarse sediment

Question 3

If all the grains in a sedimentary rock are about the same size,the rock can be characterized as ____.

Accepted Answer

A)  poorly sorted 
B)  well-sorted 
C)  compacted 
D)  poorly graded 
E)  cemented 
A)  poorly sorted 
B)  well-sorted 
C)  compacted 
D)  poorly graded 
E)  cemented

Question 4

Cross-beds indicate that current flow changed direction and that the new direction flows across the old direction at an angle.

Accepted Answer

A) True 
 B)False

Question 5

What are the four major types of coal,and which is the most valuable?

Accepted Answer

The types of coal include bitu

Question 6

In a marine environment,the largest sediments are found ____.

Accepted Answer

A)  just offshore because the largest sediments come from the continents 
B)  in the deep sea because the largest sediments fall down from the sea surface 
C)  in the deep sea because the largest sediments come out from continents 
D)  in the deep sea because the largest sediments are brought out by glaciers 
E)  nowhere; there are no large sediments in the ocean basins 
A)  just offshore because the largest sediments come from the continents 
B)  in the deep sea because the largest sediments fall down from the sea surface 
C)  in the deep sea because the largest sediments come out from continents 
D)  in the deep sea because the largest sediments are brought out by glaciers 
E)  nowhere; there are no large sediments in the ocean basins

Question 7

Glacial deposits tend to be well sorted.

Accepted Answer

A) True 
 B)False

Question 8

Two processes that can create a rock from sediment are _______,in which grains are squeezed and water is lost,and _______ in which material is precipitated in pore spaces and binds grains together.

Accepted Answer

compaction

Hydrocarbons are formed largely from what?

Graded bedding forms when ____.

If all the grains in a sedimentary rock are about the same size,the rock can be characterized as ____.

Cross-beds indicate that current flow changed direction and that the new direction flows across the old direction at an angle.

What are the four major types of coal,and which is the most valuable?

In a marine environment,the largest sediments are found ____.

Glacial deposits tend to be well sorted.

Two processes that can create a rock from sediment are _,in which grains are squeezed and water is lost,and _ in which material is precipitated in pore spaces and binds grains together.

Understanding Earth: A Dynamic and Evolving Planet

Plate Tectonics: A Unifying Theory

Minerals The Building Blocks of Rocks

Igneous Rocks and Plutons

Volcanoes and Volcanism

Weathering, Erosion, and Soil

Metamorphism and Metamorphic Rocks

Earthquakes and Earth's Interior

Deformation,Mountain Building,and Earth's Crust

Mass Wasting

Running Water Streams and Rivers

Groundwater

Glaciers and Glaciation

The Work of Wind and Deserts

Oceans, Shorelines, and Shoreline Processes

Geologic Time: Concepts and Principles

Organic Evolution The Theory and Its Supporting Evidence

Precambrian Earth and Life History

Paleozoic Earth History

Paleozoic Life History

Mesozoic Earth and Life History

Cenozoic Earth and Life History

Geology in Perspective

Filters

Exam 7: Sediment and Sedimentary Rocks

Hydrocarbons are formed largely from what?

Graded bedding forms when ____.

If all the grains in a sedimentary rock are about the same size,the rock can be characterized as ____.

Cross-beds indicate that current flow changed direction and that the new direction flows across the old direction at an angle.

What are the four major types of coal,and which is the most valuable?

In a marine environment,the largest sediments are found ____.

Glacial deposits tend to be well sorted.

Two processes that can create a rock from sediment are _______,in which grains are squeezed and water is lost,and _______ in which material is precipitated in pore spaces and binds grains together.

Understanding Earth: A Dynamic and Evolving Planet

Plate Tectonics: A Unifying Theory

Minerals The Building Blocks of Rocks

Igneous Rocks and Plutons

Volcanoes and Volcanism

Weathering, Erosion, and Soil

Metamorphism and Metamorphic Rocks

Earthquakes and Earth's Interior

Deformation,Mountain Building,and Earth's Crust

Mass Wasting

Running Water Streams and Rivers

Groundwater

Glaciers and Glaciation

The Work of Wind and Deserts

Oceans, Shorelines, and Shoreline Processes

Geologic Time: Concepts and Principles

Organic Evolution The Theory and Its Supporting Evidence

Precambrian Earth and Life History

Paleozoic Earth History

Paleozoic Life History

Mesozoic Earth and Life History

Cenozoic Earth and Life History

Geology in Perspective

Filters

Two processes that can create a rock from sediment are _,in which grains are squeezed and water is lost,and _ in which material is precipitated in pore spaces and binds grains together.