Question 1

Granite is a type of rock that forms deep underground from magma that cools very slowly.What type of rock is granite?

Accepted Answer

A)  igneous 
B)  sedimentary 
C)  metamorphic 
A)  igneous 
B)  sedimentary 
C)  metamorphic

Question 2

What information can geologists discover by analyzing a thin section?

Accepted Answer

A)  the abundance of different elements in the rock 
B)  what chemical constituents make up the rock 
C)  what minerals make up the rock and how grains connect to one another 
D)  the arrangement of atoms in the rock 
A)  the abundance of different elements in the rock 
B)  what chemical constituents make up the rock 
C)  what minerals make up the rock and how grains connect to one another 
D)  the arrangement of atoms in the rock

Question 3

Composition describes the

Accepted Answer

A)  degree of compaction and cementation in a rock. 
B)  arrangement of minerals in a rock. 
C)  presence of layers in a rock. 
D)  proportion of chemicals that make up a rock. 
A)  degree of compaction and cementation in a rock. 
B)  arrangement of minerals in a rock. 
C)  presence of layers in a rock. 
D)  proportion of chemicals that make up a rock.

Question 4

Which type of rock forms from the freezing (solidification)of a melt?

Accepted Answer

A)  metamorphic 
B)  crystalline 
C)  sedimentary 
D)  igneous 
A)  metamorphic 
B)  crystalline 
C)  sedimentary 
D)  igneous

Question 5

What is a thin section? How is it made and what is it used for?

Accepted Answer

A thin section is a piece of rock or min

Question 6

Imagine you are holding a rock composed of small sand grains cemented together.What classification of rock is this?

Accepted Answer

A)  metamorphic 
B)  sedimentary 
C)  crystalline 
D)  igneous 
A)  metamorphic 
B)  sedimentary 
C)  crystalline 
D)  igneous

Question 7

What is the basis for classification of rocks into igneous,metamorphic,and sedimentary?

Accepted Answer

A)  how old the rocks are 
B)  how the rocks formed 
C)  the types of minerals in the rocks 
D)  the grain size of the rocks 
A)  how old the rocks are 
B)  how the rocks formed 
C)  the types of minerals in the rocks 
D)  the grain size of the rocks

Question 8

How would you tell if a rock is crystalline?

Accepted Answer

A)  It contains crystals that have been cemented together. 
B)  It does not contain crystals at all. 
C)  It contains interlocking crystals. 
D)  It contains all one type of crystal. 
A)  It contains crystals that have been cemented together. 
B)  It does not contain crystals at all. 
C)  It contains interlocking crystals. 
D)  It contains all one type of crystal.

Question 9

In what kind of geologic setting are igneous rocks likely to form?

Accepted Answer

A)  volcanic arc 
B)  deep ocean 
C)  subduction zones 
D)  passive margin 
A)  volcanic arc 
B)  deep ocean 
C)  subduction zones 
D)  passive margin

Question 10

What kind of information can an electron microprobe provide about rocks?

Accepted Answer

A)  the amount of radioactive minerals. 
B)  how atoms are arranged. 
C)  the atomic weight. 
D)  the chemical composition. 
A)  the amount of radioactive minerals. 
B)  how atoms are arranged. 
C)  the atomic weight. 
D)  the chemical composition.

Granite is a type of rock that forms deep underground from magma that cools very slowly.What type of rock is granite?

What information can geologists discover by analyzing a thin section?

Composition describes the

Which type of rock forms from the freezing (solidification)of a melt?

What is a thin section? How is it made and what is it used for?

Imagine you are holding a rock composed of small sand grains cemented together.What classification of rock is this?

What is the basis for classification of rocks into igneous,metamorphic,and sedimentary?

How would you tell if a rock is crystalline?

In what kind of geologic setting are igneous rocks likely to form?

What kind of information can an electron microprobe provide about rocks?

The Earth in Context

The Way the Earth Works: Plate Tectonics

Patterns in Nature: Minerals

Up From the Inferno: Magma and Igneous Rocks

The Wrath of Vulcan: Volcanic Eruptions

Pages of the Earths Past: Sedimentary Rocks

Metamorphism: a Process of Change

A Violent Pulse: Earthquakes

Crags,cracks,and Crumples: Crustal Deformation and Mountain Building

Deep Time: How Old Is Old

A Biography of the Earth

Riches in Rock: Energy and Mineral Resources

Unsafe Ground: Landslides and Other Mass Movements

Streams and Floods: the Geology of Running Water

Restless Realm: Oceans and Coasts

A Hidden Reserve: Groundwater

Dry Regions: the Geology of Deserts

Amazing Ice: Glaciers and Ice Ages

Global Change in the Earth System

A Surface Veneer: Sediments and Soils

The Rock Cycle

The Earth’s Interior Revisited: Insights from Geophysics

Memories of Past Life: Fossils and Evolution

Ever-Changing Landscapes and the Hydrologic Cycle

Prelude: And Just What is Geology?

Filters

Exam 20: Introducing Rocks

Granite is a type of rock that forms deep underground from magma that cools very slowly.What type of rock is granite?

What information can geologists discover by analyzing a thin section?

Composition describes the

Which type of rock forms from the freezing (solidification)of a melt?

What is a thin section? How is it made and what is it used for?

Imagine you are holding a rock composed of small sand grains cemented together.What classification of rock is this?

What is the basis for classification of rocks into igneous,metamorphic,and sedimentary?

How would you tell if a rock is crystalline?

In what kind of geologic setting are igneous rocks likely to form?

What kind of information can an electron microprobe provide about rocks?

The Earth in Context

The Way the Earth Works: Plate Tectonics

Patterns in Nature: Minerals

Up From the Inferno: Magma and Igneous Rocks

The Wrath of Vulcan: Volcanic Eruptions

Pages of the Earths Past: Sedimentary Rocks

Metamorphism: a Process of Change

A Violent Pulse: Earthquakes

Crags,cracks,and Crumples: Crustal Deformation and Mountain Building

Deep Time: How Old Is Old

A Biography of the Earth

Riches in Rock: Energy and Mineral Resources

Unsafe Ground: Landslides and Other Mass Movements

Streams and Floods: the Geology of Running Water

Restless Realm: Oceans and Coasts

A Hidden Reserve: Groundwater

Dry Regions: the Geology of Deserts

Amazing Ice: Glaciers and Ice Ages

Global Change in the Earth System

A Surface Veneer: Sediments and Soils

The Rock Cycle

The Earth’s Interior Revisited: Insights from Geophysics

Memories of Past Life: Fossils and Evolution

Ever-Changing Landscapes and the Hydrologic Cycle

Prelude: And Just What is Geology?

Filters