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Earth System Science Questions with Detailed
Verified Answers
Stratovolcanoes have a(n)____________________ composition, meaning they are
higher in Si, Al, K, and Na than oceanic volcanoes.
Ans: Andesitic
When oceanic lithosphere descends below continental crust, it produces a
_______________ ____________, which is marked by an oceanic trench.
Ans: Oceanic crust
Ecosystems that surround the hydrothermal black smokers on the seafloor are called
_______ _______________.
Ans: Vent Community
The earth's north and south pole have reversed several times throughout the geologic
past.
Ans: True
If a body of granite is overlain by sedimentary rocks, it is called a(n)
Ans: Nonconformity
_______________ weathering is the breaking down of rock material into smaller
and smaller pieces.
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Ans: Mechanical
_______________ weathering involves transforming rock material into new
compounds by dissolution, hydration reactions, or other like processes.
Ans: Chemical
The Himalaya Mountains are being formed as a result of the _______________
subcontinent colliding with
Ans: Indian, Asia
There is a low geothermal gradient at the mid-ocean ridges.
Ans: False
The absence of water in the crust of Venus causes it to deform __________.
Ans: Brittly
The model for ocean basin growth at a seafloor spreading center, and closure at a
subduction zone is called the ____________ _________.
Ans: Wilson Cycle
Ecosystems that surround the hydrothermal black smokers on the seafloor are called
_______ _______________.
Ans: vent community
Match the following names of paleo-oceans and paleo-continents to their description.
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Ans: Gondwanaland -> Southern supercontinent that consisted of Africa, Australia,
India, and South America
Pangea -> Supercontinent consisting of all landmasses
Lapetus -> Ocean that existed prior to the continental collision event that formed the
Appalachian mountains
Tethys -> Ocean basin that was the precursor to the Mediterranean Sea
Laurasia -> Northern supercontinent that consisted of North America, Europe, and
much of Asia
The Himalayas are being formed at which type of plate boundary?
Ans: Convergent - Continental Collision Zones
Tectonic uplift typically occurs at which type of plate boundary?
Ans: Convergent
The oldest oceanic crust is about ___________________ years old.
Ans: 200 million
The vents of hot, mineral-rich water along the seafloor speeding centers are called
__________ ___________ because of their dark, cloudy appearance.
Ans: Black Smokers
Subduction zones produce explosive volcanism on the overriding plate.
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Ans: True
Most of the volcanoes on planet earth occur at tectonic plate boundaries
Ans: True
The earth's north and south pole have reversed several times throughout the geologic
past.
Ans: True
The presence of water in the crust plays an important role in mountain building
Ans: True
The crust's response to the addition or removal of a load is called
__________________.
Ans: Isostasy
Mountains affect all of the other earth spheres except the biosphere.
Ans: False
Water is the most important factor in both chemical and physical weathering
processes.
Ans: True
Mountains are formed by which process?
Ans: Tectonic uplift, Igneous uplift, Erosional remnant
© Get it right 2025 Getaway - Stuvia US All rights reserved
Earth System Science Questions with Detailed
Verified Answers
Stratovolcanoes have a(n)____________________ composition, meaning they are
higher in Si, Al, K, and Na than oceanic volcanoes.
Ans: Andesitic
When oceanic lithosphere descends below continental crust, it produces a
_______________ ____________, which is marked by an oceanic trench.
Ans: Oceanic crust
Ecosystems that surround the hydrothermal black smokers on the seafloor are called
_______ _______________.
Ans: Vent Community
The earth's north and south pole have reversed several times throughout the geologic
past.
Ans: True
If a body of granite is overlain by sedimentary rocks, it is called a(n)
Ans: Nonconformity
_______________ weathering is the breaking down of rock material into smaller
and smaller pieces.
© Get it right 2025 Getaway - Stuvia US All rights reserved
,Click here for more: Scholars nexus
Ans: Mechanical
_______________ weathering involves transforming rock material into new
compounds by dissolution, hydration reactions, or other like processes.
Ans: Chemical
The Himalaya Mountains are being formed as a result of the _______________
subcontinent colliding with
Ans: Indian, Asia
There is a low geothermal gradient at the mid-ocean ridges.
Ans: False
The absence of water in the crust of Venus causes it to deform __________.
Ans: Brittly
The model for ocean basin growth at a seafloor spreading center, and closure at a
subduction zone is called the ____________ _________.
Ans: Wilson Cycle
Ecosystems that surround the hydrothermal black smokers on the seafloor are called
_______ _______________.
Ans: vent community
Match the following names of paleo-oceans and paleo-continents to their description.
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,Click here for more: Scholars nexus
Ans: Gondwanaland -> Southern supercontinent that consisted of Africa, Australia,
India, and South America
Pangea -> Supercontinent consisting of all landmasses
Lapetus -> Ocean that existed prior to the continental collision event that formed the
Appalachian mountains
Tethys -> Ocean basin that was the precursor to the Mediterranean Sea
Laurasia -> Northern supercontinent that consisted of North America, Europe, and
much of Asia
The Himalayas are being formed at which type of plate boundary?
Ans: Convergent - Continental Collision Zones
Tectonic uplift typically occurs at which type of plate boundary?
Ans: Convergent
The oldest oceanic crust is about ___________________ years old.
Ans: 200 million
The vents of hot, mineral-rich water along the seafloor speeding centers are called
__________ ___________ because of their dark, cloudy appearance.
Ans: Black Smokers
Subduction zones produce explosive volcanism on the overriding plate.
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Ans: True
Most of the volcanoes on planet earth occur at tectonic plate boundaries
Ans: True
The earth's north and south pole have reversed several times throughout the geologic
past.
Ans: True
The presence of water in the crust plays an important role in mountain building
Ans: True
The crust's response to the addition or removal of a load is called
__________________.
Ans: Isostasy
Mountains affect all of the other earth spheres except the biosphere.
Ans: False
Water is the most important factor in both chemical and physical weathering
processes.
Ans: True
Mountains are formed by which process?
Ans: Tectonic uplift, Igneous uplift, Erosional remnant
© Get it right 2025 Getaway - Stuvia US All rights reserved
