Question 1

Why is the ocean deeper over older ocean floor than younger ocean floor?

Accepted Answer

A)  The deeper ocean floor is below 1,280°C. 
B)  The deeper ocean floor is older than 80 million years old. 
C)  The deeper ocean floor is thick and dense. 
D)  All of the above are correct. 
A)  The deeper ocean floor is below 1,280°C. 
B)  The deeper ocean floor is older than 80 million years old. 
C)  The deeper ocean floor is thick and dense. 
D)  All of the above are correct.

Question 2

Consult the figure below.Hot-spot tracks result from moving _____________.

Accepted Answer

A)  mantle plumes 
B)  plates 
C)  hot spots 
D)  asthenosphere 
A)  mantle plumes 
B)  plates 
C)  hot spots 
D)  asthenosphere

Question 3

Limestone reefs and salt deposits are important rocks in the reconstruction of Earth history because they ____________.

Accepted Answer

A)  can be used to infer the ancient climate of the Earth; they are deposited in environments that are restricted to warm climate 
B)  automatically provide age information; all such deposits occurred between 200 and 400 million years ago 
C)  are deposited in warm climates today, but there is good reason to think that they were deposited in cold climates millions of years ago 
D)  imply that ancient human societies had access to good snorkeling and premium margaritas 
A)  can be used to infer the ancient climate of the Earth; they are deposited in environments that are restricted to warm climate 
B)  automatically provide age information; all such deposits occurred between 200 and 400 million years ago 
C)  are deposited in warm climates today, but there is good reason to think that they were deposited in cold climates millions of years ago 
D)  imply that ancient human societies had access to good snorkeling and premium margaritas

Question 4

Wegener proposed continental drift after he observed evidence from fossils,glacial deposits,and the fit of the continents that suggested all of the continents were once ____________.

Accepted Answer

A)  aligned north to south along the prime meridian during the Late Cenozoic 
B)  aligned east to west along the equator during the Late Mesozoic through the Cenozoic 
C)  combined to form a supercontinent (he termed Rodinia) in the Proterozoic 
D)  combined to form a supercontinent (he termed Pangaea) in the Late Paleozoic through the Mesozoic 
A)  aligned north to south along the prime meridian during the Late Cenozoic 
B)  aligned east to west along the equator during the Late Mesozoic through the Cenozoic 
C)  combined to form a supercontinent (he termed Rodinia) in the Proterozoic 
D)  combined to form a supercontinent (he termed Pangaea) in the Late Paleozoic through the Mesozoic

Question 5

Subducted slabs have never been detected below the Wadati-Benioff zone.

Accepted Answer

A) True 
 B)False

Why is the ocean deeper over older ocean floor than younger ocean floor?

Consult the figure below.Hot-spot tracks result from moving _____________.

Limestone reefs and salt deposits are important rocks in the reconstruction of Earth history because they ____________.

Wegener proposed continental drift after he observed evidence from fossils,glacial deposits,and the fit of the continents that suggested all of the continents were once ____________.

Subducted slabs have never been detected below the Wadati-Benioff zone.

The Earth in Context

Patterns in Nature: Minerals

Up From the Inferno: Magma and Igneous Rocks

The Wrath of Vulcan: Volcanic Eruptions

Pages of 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 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

Rock Groups

A Surface Veneer: Sediments and Soils

The Rock Cycle

The Earths Interior Revisited: Insights From Geophysics

Memories of Past Life: Fossils and Evolution

An Introduction to Landscapes and the Hydrologic Cycle

Filters

Exam 2: The Way the Earth Works: Plate Tectonics

Why is the ocean deeper over older ocean floor than younger ocean floor?

Consult the figure below.Hot-spot tracks result from moving _____________.

Limestone reefs and salt deposits are important rocks in the reconstruction of Earth history because they ____________.

Wegener proposed continental drift after he observed evidence from fossils,glacial deposits,and the fit of the continents that suggested all of the continents were once ____________.

Subducted slabs have never been detected below the Wadati-Benioff zone.

The Earth in Context

Patterns in Nature: Minerals

Up From the Inferno: Magma and Igneous Rocks

The Wrath of Vulcan: Volcanic Eruptions

Pages of 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 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

Rock Groups

A Surface Veneer: Sediments and Soils

The Rock Cycle

The Earths Interior Revisited: Insights From Geophysics

Memories of Past Life: Fossils and Evolution

An Introduction to Landscapes and the Hydrologic Cycle

Filters