Question 1

All of the following provide evidence for continental drift except:

Accepted Answer

A) age of selected continental rocks. 
B) apparent polar wandering. 
C) location of coral reef fossils. 
D) seafloor magnetic pattern. 
E) shape of continental margins. 
A) age of selected continental rocks. 
B) apparent polar wandering. 
C) location of coral reef fossils. 
D) seafloor magnetic pattern. 
E) shape of continental margins. D

Question 2

Deep-sea trenches are found at convergent plate boundaries.

Accepted Answer

A) True 
 B)False  False

Question 3

Confirmation of seafloor spreading was supported by the:

Accepted Answer

A) age of seafloor. 
B) apparent polar wandering. 
C) magnetic reversals found in continental rocks. 
D) match of rocks from distant continents. 
E) sediment analysis from different areas of the seafloor. 
A) age of seafloor. 
B) apparent polar wandering. 
C) magnetic reversals found in continental rocks. 
D) match of rocks from distant continents. 
E) sediment analysis from different areas of the seafloor. A

Question 4

The oldest rocks are located at mid-ocean ridges.

Accepted Answer

A) True 
 B)False

Question 5

Continental drift was confirmed through the use of the:

Accepted Answer

A) age of rocks on distant continents. 
B) location of ancient coral reefs. 
C) location of deep sea trenches. 
D) location of magnetic poles through geologic time. 
E) the shape of the continental margins. 
A) age of rocks on distant continents. 
B) location of ancient coral reefs. 
C) location of deep sea trenches. 
D) location of magnetic poles through geologic time. 
E) the shape of the continental margins.

Question 6

At divergent plate boundaries,only shallow focus earthquakes can be found.

Accepted Answer

A) True 
 B)False

Question 7

The seafloor magnetic pattern is be best described as:

Accepted Answer

A) not related to the location of oceanic ridges. 
B) parallel to and symmetric about ocean ridges. 
C) parallel to,but not symmetric about ocean ridges. 
D) perpendicular to and symmetric about ocean ridges. 
E) perpendicular to,but not symmetric about ocean ridges. 
A) not related to the location of oceanic ridges. 
B) parallel to and symmetric about ocean ridges. 
C) parallel to,but not symmetric about ocean ridges. 
D) perpendicular to and symmetric about ocean ridges. 
E) perpendicular to,but not symmetric about ocean ridges.

Question 8

New crust is formed at trenches and old crust is subducted at ridges.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is characteristic of oceanic-continental convergent plate boundaries?

Accepted Answer

A) andesitic volcanoes 
B) fracture zones 
C) hot spots 
D) mid-ocean ridges 
E) volcanic island arcs 
A) andesitic volcanoes 
B) fracture zones 
C) hot spots 
D) mid-ocean ridges 
E) volcanic island arcs

Question 10

Vine and Matthews determined that new ocean floor was being produced at ocean ridges by examining:

Accepted Answer

A) apparent polar wandering. 
B) fossils in marine sediments. 
C) glacial debris at various locations. 
D) the location of ancient coral reefs. 
E) the magnetic pattern on the seafloor. 
A) apparent polar wandering. 
B) fossils in marine sediments. 
C) glacial debris at various locations. 
D) the location of ancient coral reefs. 
E) the magnetic pattern on the seafloor.

Question 11

Which of the following statements is true of the lithosphere?

Accepted Answer

A) The lithosphere is composed of outer mantle material. 
B) The lithosphere is composed of igneous rock. 
C) The lithosphere is composed of metamorphic rock. 
D) The lithosphere is composed of the crust and the topmost portion of the outer mantle. 
E) The lithosphere is composed of the inner portion of the mantle and the outer core. 
A) The lithosphere is composed of outer mantle material. 
B) The lithosphere is composed of igneous rock. 
C) The lithosphere is composed of metamorphic rock. 
D) The lithosphere is composed of the crust and the topmost portion of the outer mantle. 
E) The lithosphere is composed of the inner portion of the mantle and the outer core.

Question 12

The magnetic north pole has remained very close to the geographic North Pole through all of geologic time.

Accepted Answer

A) True 
 B)False

Question 13

Moving from oceanic ridge to oceanic trench,the thickness of the lithosphere:

Accepted Answer

A) decreases in proportion to the distance. 
B) is unrelated to the distance from the ridge. 
C) increases in proportion to the distance. 
D) randomly varies. 
E) remains the same. 
A) decreases in proportion to the distance. 
B) is unrelated to the distance from the ridge. 
C) increases in proportion to the distance. 
D) randomly varies. 
E) remains the same.

Question 14

Fast-moving spreading ridges tend to be more gently sloped that slow-moving ridges.

Accepted Answer

A) True 
 B)False

Question 15

Earthquakes are common along fracture zones.

Accepted Answer

A) True 
 B)False

Question 16

Fossils found in sediments can be used to:

Accepted Answer

A) indicate the relative age of the sediments. 
B) provide evidence for plate movement. 
C) suggest ancient climate characteristics. 
D) support the idea that land masses were joined. 
E) all of the above. 
A) indicate the relative age of the sediments. 
B) provide evidence for plate movement. 
C) suggest ancient climate characteristics. 
D) support the idea that land masses were joined. 
E) all of the above.

Question 17

Climate distribution on Earth is primarily controlled by:

Accepted Answer

A) Earth's geologic history. 
B) latitude. 
C) longitude. 
D) presence or absence of glacial debris. 
E) plants and animals that live in an area. 
A) Earth's geologic history. 
B) latitude. 
C) longitude. 
D) presence or absence of glacial debris. 
E) plants and animals that live in an area.

Question 18

All continents fit together with the least number of overlaps and gaps when the continents are matched along:

Accepted Answer

A) contours at around 2000 meters in depth. 
B) current shorelines. 
C) edge of the continental shelf. 
D) edges of the deep sea floor. 
E) oceanic trenches in subduction zones. 
A) contours at around 2000 meters in depth. 
B) current shorelines. 
C) edge of the continental shelf. 
D) edges of the deep sea floor. 
E) oceanic trenches in subduction zones.

Question 19

Fossils of ancient polar plants are currently found near the equator because the:

Accepted Answer

A) entire earth had polar conditions at the time the plants were living. 
B) plants lived near the poles,but land masses have drifted to current locations. 
C) plants probably were tolerant of both tropical and polar conditions. 
D) plants were distributed to current locations by ancient glacial ice sheets. 
E) poles were at the equator at times in the geologic past. 
A) entire earth had polar conditions at the time the plants were living. 
B) plants lived near the poles,but land masses have drifted to current locations. 
C) plants probably were tolerant of both tropical and polar conditions. 
D) plants were distributed to current locations by ancient glacial ice sheets. 
E) poles were at the equator at times in the geologic past.

Question 20

The relatively young age of the seafloor supports the idea that subduction must take place.

Accepted Answer

A) True 
 B)False

All of the following provide evidence for continental drift except:

Deep-sea trenches are found at convergent plate boundaries.

Confirmation of seafloor spreading was supported by the:

The oldest rocks are located at mid-ocean ridges.

Continental drift was confirmed through the use of the:

At divergent plate boundaries,only shallow focus earthquakes can be found.

The seafloor magnetic pattern is be best described as:

New crust is formed at trenches and old crust is subducted at ridges.

Which of the following is characteristic of oceanic-continental convergent plate boundaries?

Vine and Matthews determined that new ocean floor was being produced at ocean ridges by examining:

Which of the following statements is true of the lithosphere?

The magnetic north pole has remained very close to the geographic North Pole through all of geologic time.

Moving from oceanic ridge to oceanic trench,the thickness of the lithosphere:

Fast-moving spreading ridges tend to be more gently sloped that slow-moving ridges.

Earthquakes are common along fracture zones.

Fossils found in sediments can be used to:

Climate distribution on Earth is primarily controlled by:

All continents fit together with the least number of overlaps and gaps when the continents are matched along:

Fossils of ancient polar plants are currently found near the equator because the:

The relatively young age of the seafloor supports the idea that subduction must take place.

Introduction to Planet Earth

Marine Provinces

Marine Sediments

Water and Seawater

Air-Sea Interface

Ocean Circulation

Waves and Water Dynamics

Tides

The Coast: Beaches and Shoreline Processes

The Coastal Oceans

Marine Life and the Marine Environment

Biological Productivity and Energy Transfer

Animals of the Pelagic Environment

Animals of the Benthic Environment

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Exam 2: Plate Tectonics and the Ocean Floor

All of the following provide evidence for continental drift except:

Deep-sea trenches are found at convergent plate boundaries.

Confirmation of seafloor spreading was supported by the:

The oldest rocks are located at mid-ocean ridges.

Continental drift was confirmed through the use of the:

At divergent plate boundaries,only shallow focus earthquakes can be found.

The seafloor magnetic pattern is be best described as:

New crust is formed at trenches and old crust is subducted at ridges.

Which of the following is characteristic of oceanic-continental convergent plate boundaries?

Vine and Matthews determined that new ocean floor was being produced at ocean ridges by examining:

Which of the following statements is true of the lithosphere?

The magnetic north pole has remained very close to the geographic North Pole through all of geologic time.

Moving from oceanic ridge to oceanic trench,the thickness of the lithosphere:

Fast-moving spreading ridges tend to be more gently sloped that slow-moving ridges.

Earthquakes are common along fracture zones.

Fossils found in sediments can be used to:

Climate distribution on Earth is primarily controlled by:

All continents fit together with the least number of overlaps and gaps when the continents are matched along:

Fossils of ancient polar plants are currently found near the equator because the:

The relatively young age of the seafloor supports the idea that subduction must take place.

Introduction to Planet Earth

Marine Provinces

Marine Sediments

Water and Seawater

Air-Sea Interface

Ocean Circulation

Waves and Water Dynamics

Tides

The Coast: Beaches and Shoreline Processes

The Coastal Oceans

Marine Life and the Marine Environment

Biological Productivity and Energy Transfer

Animals of the Pelagic Environment

Animals of the Benthic Environment

Filters