Question 1

Which are areas where plates slide past one another,usually at right angles to a seafloor spreading zone?

Accepted Answer

A) Divergent boundaries. 
B) Subduction boundaries. 
C) Transform boundaries. 
D) Convergent boundaries. 
A) Divergent boundaries. 
B) Subduction boundaries. 
C) Transform boundaries. 
D) Convergent boundaries.

Question 2

Which of the following lists,in proper sequential order,the steps leading to the formation of clastic sedimentary rock?

Accepted Answer

A) Erosion,transportation,deposition,cementation. 
B) Erosion,deposition,transportation,cementation. 
C) Erosion,transportation,deposition,metamorphism. 
D) Precipitation,settling,compaction,cementation. 
A) Erosion,transportation,deposition,cementation. 
B) Erosion,deposition,transportation,cementation. 
C) Erosion,transportation,deposition,metamorphism. 
D) Precipitation,settling,compaction,cementation.

Question 3

Scientists have direct evidence of Earth's structure to which level?

Accepted Answer

A) The inner core. 
B) The upper mantle (~250 km). 
C) About 2 km from the surface. 
D) 10 km from the surface,based on the deepest well shaft. 
A) The inner core. 
B) The upper mantle (~250 km). 
C) About 2 km from the surface. 
D) 10 km from the surface,based on the deepest well shaft.

Question 4

Which lists the dominant elements in the continental crust?

Accepted Answer

A) Silica and aluminum. 
B) Silica and magnesium. 
C) Magnesium and aluminum. 
D) Potassium and iron. 
A) Silica and aluminum. 
B) Silica and magnesium. 
C) Magnesium and aluminum. 
D) Potassium and iron.

Question 5

Which of the following plays a role in the shaping of Earth's surface?

Accepted Answer

A) Electromagnetic radiation,gamma rays and thermal infrared energy. 
B) Latent heat,sublimation,and deposition. 
C) Nuclear fusion. 
D) Gravity,wind,water,ice,and radioactive decay. 
A) Electromagnetic radiation,gamma rays and thermal infrared energy. 
B) Latent heat,sublimation,and deposition. 
C) Nuclear fusion. 
D) Gravity,wind,water,ice,and radioactive decay.

Question 6

Earth's magnetic field is generated from within the uppermost mantle and crust.

Accepted Answer

A) True 
 B)False

Question 7

Which correctly pairs the location of cooling intrusive igneous rock with its texture?

Accepted Answer

A) Beneath the surface; finer. 
B) Beneath the surface; coarser. 
C) At the surface; finer. 
D) At the surface; coarser. 
A) Beneath the surface; finer. 
B) Beneath the surface; coarser. 
C) At the surface; finer. 
D) At the surface; coarser.

Question 8

Which is the average length of a period during which a given magnetic field polarity exists?

Accepted Answer

A) 10 000 years. 
B) 100 000 years. 
C) 500 000 years. 
D) 1 000 000 years. 
A) 10 000 years. 
B) 100 000 years. 
C) 500 000 years. 
D) 1 000 000 years.

Question 9

Rock assemblages from the east coast in South America and west coast of Africa provide supporting evidence of the theory of plate tectonics.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following statements about Earth's core is correct?

Accepted Answer

A) It is composed primarily of magnesium. 
B) The inner core is believed to be liquid and the outer core solid. 
C) Scientists think the inner core formed after the outer core. 
D) A third of Earth's entire mass,but only 1/6 of its volume lies in its core. 
A) It is composed primarily of magnesium. 
B) The inner core is believed to be liquid and the outer core solid. 
C) Scientists think the inner core formed after the outer core. 
D) A third of Earth's entire mass,but only 1/6 of its volume lies in its core.

Question 11

In terms of the geologic cycle,which of the following is an endogenic process?

Accepted Answer

A) Weathering. 
B) Erosion. 
C) Deposition. 
D) Subduction. 
A) Weathering. 
B) Erosion. 
C) Deposition. 
D) Subduction.

Question 12

Which is the process whereby one portion of the lithosphere is forced beneath another and dives downward into the mantle?

Accepted Answer

A) Rifting. 
B) Subduction. 
C) Compression. 
D) Isotaic uplift. 
A) Rifting. 
B) Subduction. 
C) Compression. 
D) Isotaic uplift.

Question 13

Ocean floor is destroyed along transform faults.

Accepted Answer

A) True 
 B)False

Question 14

The North Magnetic Pole is moving northwest at approximately 55 to 60 km per year.

Accepted Answer

A) True 
 B)False

Question 15

How does the percentage of oxygen in the crust compare to that in the atmosphere.

Accepted Answer

A) Oxygen in the crust is greater than that in the atmosphere. 
B) Oxygen in the crust is less than that in the atmosphere. 
C) Oxygen in the crust is the same as that in the atmosphere. 
A) Oxygen in the crust is greater than that in the atmosphere. 
B) Oxygen in the crust is less than that in the atmosphere. 
C) Oxygen in the crust is the same as that in the atmosphere.

Question 16

The rock cycle is fueled both by the hydrologic cycle and the tectonic cycle.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following is correct regarding the metamorphism process?

Accepted Answer

A) It can be accomplished by lithification. 
B) It can be accomplished by pressure. 
C) It involves melting of the original rock. 
D) It can be accomplished by erosion. 
A) It can be accomplished by lithification. 
B) It can be accomplished by pressure. 
C) It involves melting of the original rock. 
D) It can be accomplished by erosion.

Question 18

Which best describes Earth's magnetic field?

Accepted Answer

A) It is variable,and it has faded to zero and returned to full strength with the polarity reversed. 
B) It is constant in its intensity. 
C) It remains a mystery as to its cause. 
D) It is principally generated in the inner core. 
A) It is variable,and it has faded to zero and returned to full strength with the polarity reversed. 
B) It is constant in its intensity. 
C) It remains a mystery as to its cause. 
D) It is principally generated in the inner core.

Question 19

Why is the oldest seafloor a no more than 280 million years in age?

Accepted Answer

A) Earth is only 280 million years old. 
B) The ocean floor is pushed up onto continental material during plate collisions. 
C) The ocean floor subducts during plate collisions,constantly consuming older sea floor. 
D) Hot spots continuously destroy the ocean floor. 
A) Earth is only 280 million years old. 
B) The ocean floor is pushed up onto continental material during plate collisions. 
C) The ocean floor subducts during plate collisions,constantly consuming older sea floor. 
D) Hot spots continuously destroy the ocean floor.

Question 20

The mantle represents 80% of Earth's volume.

Accepted Answer

A) True 
 B)False

Which are areas where plates slide past one another,usually at right angles to a seafloor spreading zone?

Which of the following lists,in proper sequential order,the steps leading to the formation of clastic sedimentary rock?

Scientists have direct evidence of Earth's structure to which level?

Which lists the dominant elements in the continental crust?

Which of the following plays a role in the shaping of Earth's surface?

Earth's magnetic field is generated from within the uppermost mantle and crust.

Which correctly pairs the location of cooling intrusive igneous rock with its texture?

Which is the average length of a period during which a given magnetic field polarity exists?

Rock assemblages from the east coast in South America and west coast of Africa provide supporting evidence of the theory of plate tectonics.

Which of the following statements about Earth's core is correct?

In terms of the geologic cycle,which of the following is an endogenic process?

Which is the process whereby one portion of the lithosphere is forced beneath another and dives downward into the mantle?

Ocean floor is destroyed along transform faults.

The North Magnetic Pole is moving northwest at approximately 55 to 60 km per year.

How does the percentage of oxygen in the crust compare to that in the atmosphere.

The rock cycle is fueled both by the hydrologic cycle and the tectonic cycle.

Which of the following is correct regarding the metamorphism process?

Which best describes Earth's magnetic field?

Why is the oldest seafloor a no more than 280 million years in age?

The mantle represents 80% of Earth's volume.

Essentials of Geography

Solar Energy to Earth and the Seasons

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Filters

Exam 12: The Dynamic Planet

Which are areas where plates slide past one another,usually at right angles to a seafloor spreading zone?

Which of the following lists,in proper sequential order,the steps leading to the formation of clastic sedimentary rock?

Scientists have direct evidence of Earth's structure to which level?

Which lists the dominant elements in the continental crust?

Which of the following plays a role in the shaping of Earth's surface?

Earth's magnetic field is generated from within the uppermost mantle and crust.

Which correctly pairs the location of cooling intrusive igneous rock with its texture?

Which is the average length of a period during which a given magnetic field polarity exists?

Rock assemblages from the east coast in South America and west coast of Africa provide supporting evidence of the theory of plate tectonics.

Which of the following statements about Earth's core is correct?

In terms of the geologic cycle,which of the following is an endogenic process?

Which is the process whereby one portion of the lithosphere is forced beneath another and dives downward into the mantle?

Ocean floor is destroyed along transform faults.

The North Magnetic Pole is moving northwest at approximately 55 to 60 km per year.

How does the percentage of oxygen in the crust compare to that in the atmosphere.

The rock cycle is fueled both by the hydrologic cycle and the tectonic cycle.

Which of the following is correct regarding the metamorphism process?

Which best describes Earth's magnetic field?

Why is the oldest seafloor a no more than 280 million years in age?

The mantle represents 80% of Earth's volume.

Essentials of Geography

Solar Energy to Earth and the Seasons

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Filters