Question 1

Mount St.Helens is a volcano associated with which type of lithospheric plate boundary?

Accepted Answer

A)  convergent boundary 
B)  divergent boundary 
C)  transform boundary 
D)  hotspot boundary 
E)  continental collision boundary 
A)  convergent boundary 
B)  divergent boundary 
C)  transform boundary 
D)  hotspot boundary 
E)  continental collision boundary

Question 2

Volcanic activity can result from hotspot activity and divergent plate boundaries.Explain where and how the magma for each of these volcanoes comes from and how it rises to the surface.In this explanation,briefly describe the layers of the Earth and how convection is a mechanism for plate tectonics.

Accepted Answer

Volcanic activity at hotspot locations a

Question 3

The youngest seafloor rocks are found

Accepted Answer

A)  nearest to the mid-ocean ridges. 
B)  nearest to the continental shelves. 
C)  evenly distributed throughout the ocean. 
D)  underneath the continents. 
E)  where the ocean is the flattest. 
A)  nearest to the mid-ocean ridges. 
B)  nearest to the continental shelves. 
C)  evenly distributed throughout the ocean. 
D)  underneath the continents. 
E)  where the ocean is the flattest.

Question 4

Iron-bearing minerals in volcanic rocks formed at spreading ridges can align with the Earth's magnetic field.

Accepted Answer

A) True 
 B)False

Question 5

The Earth's magnetic field is generated by

Accepted Answer

A)  convection of hot iron-rich fluid around a solid core. 
B)  convection of magma in the Earth's mantle. 
C)  the natural rotation of the Earth. 
D)  gamma radiation emitted from the Sun. 
E)  the iron-rich magnetic core. 
A)  convection of hot iron-rich fluid around a solid core. 
B)  convection of magma in the Earth's mantle. 
C)  the natural rotation of the Earth. 
D)  gamma radiation emitted from the Sun. 
E)  the iron-rich magnetic core.

Question 6

Where would you find ridge push?

Accepted Answer

A)  at a convergent boundary 
B)  at a divergent boundary 
C)  at a transform fault boundary 
D)  at a hotspot 
E)  between a continent and an ocean plate 
A)  at a convergent boundary 
B)  at a divergent boundary 
C)  at a transform fault boundary 
D)  at a hotspot 
E)  between a continent and an ocean plate

Question 7

The Earth remains a constant size due to the balance of plate destruction in subduction zones and production of new lithosphere at spreading ridges.

Accepted Answer

A) True 
 B)False

Question 8

Describe the balance between the birth and destruction of crust on the seafloor.

Accepted Answer

The Earth's size remains const

Question 9

Describe the theory of continental drift and explain how it relates to plate tectonics.

Accepted Answer

The answer of Describe the theory of continental drift and...

Question 10

Describe how the Hawaiian Islands were formed and explain how they are evidence for plate motion.

Accepted Answer

The Hawaiian Islands were formed through

Question 11

Subduction zones commonly feature submarine trenches which have some of the deepest ocean waters,reaching several kilometres in depth.

Accepted Answer

A) True 
 B)False

Question 12

During subduction,one plate sinks under another tectonic plate.

Accepted Answer

A) True 
 B)False

Mount St.Helens is a volcano associated with which type of lithospheric plate boundary?

Volcanic activity can result from hotspot activity and divergent plate boundaries.Explain where and how the magma for each of these volcanoes comes from and how it rises to the surface.In this explanation,briefly describe the layers of the Earth and how convection is a mechanism for plate tectonics.

The youngest seafloor rocks are found

Iron-bearing minerals in volcanic rocks formed at spreading ridges can align with the Earth's magnetic field.

The Earth's magnetic field is generated by

Where would you find ridge push?

The Earth remains a constant size due to the balance of plate destruction in subduction zones and production of new lithosphere at spreading ridges.

Describe the balance between the birth and destruction of crust on the seafloor.

Describe the theory of continental drift and explain how it relates to plate tectonics.

Describe how the Hawaiian Islands were formed and explain how they are evidence for plate motion.

Subduction zones commonly feature submarine trenches which have some of the deepest ocean waters,reaching several kilometres in depth.

During subduction,one plate sinks under another tectonic plate.

Introduction to Natural Hazards

Earthquakes

Tsunamis

Volcanoes and Volcanic Eruptions

Landslides

Snow Avalanches

Subsidence and Soil Expansion and Contraction

River Flooding

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Climate Change

Meteorite Impacts and Extinctions

Filters

Exam 2: Internal Structure of Earth and Plate Tectonics

Mount St.Helens is a volcano associated with which type of lithospheric plate boundary?

The youngest seafloor rocks are found

Iron-bearing minerals in volcanic rocks formed at spreading ridges can align with the Earth's magnetic field.

The Earth's magnetic field is generated by

Where would you find ridge push?

The Earth remains a constant size due to the balance of plate destruction in subduction zones and production of new lithosphere at spreading ridges.

Describe the balance between the birth and destruction of crust on the seafloor.

Describe the theory of continental drift and explain how it relates to plate tectonics.

Describe how the Hawaiian Islands were formed and explain how they are evidence for plate motion.

Subduction zones commonly feature submarine trenches which have some of the deepest ocean waters,reaching several kilometres in depth.

During subduction,one plate sinks under another tectonic plate.

Introduction to Natural Hazards

Earthquakes

Tsunamis

Volcanoes and Volcanic Eruptions

Landslides

Snow Avalanches

Subsidence and Soil Expansion and Contraction

River Flooding

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Climate Change

Meteorite Impacts and Extinctions

Filters