Question 1

The spreading ridges are almost devoid of free sediment especially compared to basins.

Accepted Answer

A) True 
 B)False

Question 2

Francis Bacon thought the continents were once joined together, even naming the single continent Pangaea and the surrounding ocean Panthalassa.

Accepted Answer

A) True 
 B)False

Question 3

Since the Earth has density stratified layers, which layer would be the densest?

Accepted Answer

A)  The outer core 
B)  The mantle 
C)  The inner core 
D)  The crust 
A)  The outer core 
B)  The mantle 
C)  The inner core 
D)  The crust

Question 4

Who was responsible for the theory of continental drift?

Accepted Answer

A)  Francis Bacon 
B)  Sir Ernest Shackleton 
C)  Alfred Wegener 
D)  Antonio Snider-Pellegrini 
A)  Francis Bacon 
B)  Sir Ernest Shackleton 
C)  Alfred Wegener 
D)  Antonio Snider-Pellegrini

Question 5

What type of plate boundary would continental volcanoes like the Cascade Mountains in the western United States be associated with?

Accepted Answer

A)  Divergent plate boundaries 
B)  Convergent plate boundaries 
C)  Transform plate boundaries 
D)  Rift boundary 
A)  Divergent plate boundaries 
B)  Convergent plate boundaries 
C)  Transform plate boundaries 
D)  Rift boundary

Question 6

What were the various theories about the age of the Earth? How did these theories lead to advances in science and new discoveries?

Accepted Answer

Answer should include:
•	The first theor

Question 7

What is the name given to Earth's cool, rigid outer layer based on physical properties?

Accepted Answer

A)  Asthenosphere 
B)  Core 
C)  Lithosphere 
D)  Troposphere 
A)  Asthenosphere 
B)  Core 
C)  Lithosphere 
D)  Troposphere

Question 8

What hindered the acceptance of the continental drift theory?

Accepted Answer

A)  There was no evidence of tropical plants ever existing in currently cold areas. 
B)  The explanation of centrifugal effect as the driving force behind the continents moving. 
C)  The discovery of similar fossils found on different continents. 
D)  The general shape of the continents. 
A)  There was no evidence of tropical plants ever existing in currently cold areas. 
B)  The explanation of centrifugal effect as the driving force behind the continents moving. 
C)  The discovery of similar fossils found on different continents. 
D)  The general shape of the continents.

Question 9

Despite the various attempts of land and ocean drilling, there has been no success in reaching the interior of the Earth.

Accepted Answer

A) True 
 B)False

Question 10

Hot spots always occur at plate boundaries.

Accepted Answer

A) True 
 B)False

Question 11

Mountains are supported by the mechanical strength present in the asthenosphere due to the presence of heavy elements such as iron and magnesium.

Accepted Answer

A) True 
 B)False

Question 12

What features did Dr. Ballard not encounter during his National Geographic exploration to the mid-ocean ridge?

Accepted Answer

A)  the rift valley 
B)  faults and fractures 
C)  lava flow 
D)  tube worms 
A)  the rift valley 
B)  faults and fractures 
C)  lava flow 
D)  tube worms

Question 13

Radiometric dating was used to age the ocean floor which was found to be older than the land at the center of continents.

Accepted Answer

A) True 
 B)False

Question 14

What is considered to be the densest type of crust?

Accepted Answer

A)  Basalt 
B)  Continental crust 
C)  Granite 
D)  Andesite 
A)  Basalt 
B)  Continental crust 
C)  Granite 
D)  Andesite

Question 15

What process intensified arguments about Earth's age because it would require long periods of time to occur?

Accepted Answer

A)  Uniformitarianism 
B)  Catastrophism 
C)  Natural Selection 
D)  Biblical creation 
A)  Uniformitarianism 
B)  Catastrophism 
C)  Natural Selection 
D)  Biblical creation

Question 16

What is not a factor that separates the asthenosphere and the lower mantle into two distinct layers?

Accepted Answer

A)  Temperature 
B)  Pressure 
C)  Density 
D)  Chemical composition 
A)  Temperature 
B)  Pressure 
C)  Density 
D)  Chemical composition

Question 17

What is seafloor spreading and plate tectonics? How does seafloor spreading and plate tectonics connect previous theories of the movement of continents?

Accepted Answer

Answer should include:
•	Seafloor spread

Question 18

What type of wave causes the most damage to property during an earthquake?

Accepted Answer

A)  Primary waves 
B)  Secondary waves 
C)  Surface waves 
D)  Body waves 
A)  Primary waves 
B)  Secondary waves 
C)  Surface waves 
D)  Body waves

Question 19

How much lithosphere is submerged into the asthenosphere?

Accepted Answer

A)  10% 
B)  30% 
C)  70% 
D)  90% 
A)  10% 
B)  30% 
C)  70% 
D)  90%

Question 20

If P and S waves were to travel at the same constant speeds, what could be inferred about the Earth's interior?

Accepted Answer

A)  The interior is density stratified. 
B)  The interior is liquid. 
C)  The interior is homogenous. 
D)  The interior is solid 
A)  The interior is density stratified. 
B)  The interior is liquid. 
C)  The interior is homogenous. 
D)  The interior is solid

The spreading ridges are almost devoid of free sediment especially compared to basins.

Francis Bacon thought the continents were once joined together, even naming the single continent Pangaea and the surrounding ocean Panthalassa.

Since the Earth has density stratified layers, which layer would be the densest?

Who was responsible for the theory of continental drift?

What type of plate boundary would continental volcanoes like the Cascade Mountains in the western United States be associated with?

What were the various theories about the age of the Earth? How did these theories lead to advances in science and new discoveries?

What is the name given to Earth's cool, rigid outer layer based on physical properties?

What hindered the acceptance of the continental drift theory?

Despite the various attempts of land and ocean drilling, there has been no success in reaching the interior of the Earth.

Hot spots always occur at plate boundaries.

Mountains are supported by the mechanical strength present in the asthenosphere due to the presence of heavy elements such as iron and magnesium.

What features did Dr. Ballard not encounter during his National Geographic exploration to the mid-ocean ridge?

Radiometric dating was used to age the ocean floor which was found to be older than the land at the center of continents.

What is considered to be the densest type of crust?

What process intensified arguments about Earth's age because it would require long periods of time to occur?

What is not a factor that separates the asthenosphere and the lower mantle into two distinct layers?

What is seafloor spreading and plate tectonics? How does seafloor spreading and plate tectonics connect previous theories of the movement of continents?

What type of wave causes the most damage to property during an earthquake?

How much lithosphere is submerged into the asthenosphere?

If P and S waves were to travel at the same constant speeds, what could be inferred about the Earth's interior?

The Origin of the Ocean

A History of Marine Science

Ocean Basins

Ocean Sediments

Water and Ocean Structure

Ocean Chemistry

Circulation of the Atmosphere

Circulation of the Ocean

Waves

Tides

Coasts

Life in the Ocean

Plankton, Algae, and Plants

Marine Animals

Marine Communities

Marine Resources

The Ocean and The Environment

Filters

Exam 3: Earth Structure and Plate Tectonics

The spreading ridges are almost devoid of free sediment especially compared to basins.

Francis Bacon thought the continents were once joined together, even naming the single continent Pangaea and the surrounding ocean Panthalassa.

Since the Earth has density stratified layers, which layer would be the densest?

Who was responsible for the theory of continental drift?

What type of plate boundary would continental volcanoes like the Cascade Mountains in the western United States be associated with?

What were the various theories about the age of the Earth? How did these theories lead to advances in science and new discoveries?

What is the name given to Earth's cool, rigid outer layer based on physical properties?

What hindered the acceptance of the continental drift theory?

Despite the various attempts of land and ocean drilling, there has been no success in reaching the interior of the Earth.

Hot spots always occur at plate boundaries.

Mountains are supported by the mechanical strength present in the asthenosphere due to the presence of heavy elements such as iron and magnesium.

What features did Dr. Ballard not encounter during his National Geographic exploration to the mid-ocean ridge?

Radiometric dating was used to age the ocean floor which was found to be older than the land at the center of continents.

What is considered to be the densest type of crust?

What process intensified arguments about Earth's age because it would require long periods of time to occur?

What is not a factor that separates the asthenosphere and the lower mantle into two distinct layers?

What is seafloor spreading and plate tectonics? How does seafloor spreading and plate tectonics connect previous theories of the movement of continents?

What type of wave causes the most damage to property during an earthquake?

How much lithosphere is submerged into the asthenosphere?

If P and S waves were to travel at the same constant speeds, what could be inferred about the Earth's interior?

The Origin of the Ocean

A History of Marine Science

Ocean Basins

Ocean Sediments

Water and Ocean Structure

Ocean Chemistry

Circulation of the Atmosphere

Circulation of the Ocean

Waves

Tides

Coasts

Life in the Ocean

Plankton, Algae, and Plants

Marine Animals

Marine Communities

Marine Resources

The Ocean and The Environment

Filters