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Homework answers / question archive / Question 21 0 / 1 pts The earth’s crust “floats” on the ______
Question 21
0 / 1 pts
The earth’s crust “floats” on the ______.
mantle
outer core
inner core
ocean
0 / 1 pts
Which type of crust is thickest?
Mantle
Continental
Oceanic
All of the different kinds of crust are of equal thickness.
0 / 1 pts
Punctuated equilibrium means ______.
geologic time can be measured in many different ways
catastrophic events always shape the surface of the earth
None of these answers are correct.
catastrophic events do not disturb the slow ongoing processes we see today
1 / 1 pts
A metamorphic rock is ______.
formed from sediments deposited or precipitated in water
a melted rock which cools on the earth’s surface
a melted rock which cools under the earth’s surface
a rock changed by heat and/or pressure
1 / 1 pts
A sedimentary rock is ______.
a melted rock which cools on the earth’s surface
a rock changed by heat and/or pressure
formed from sediments deposited or precipitated in water
a melted rock which cools under the earth’s surface
1 / 1 pts
Underwater convergent plate boundaries (oceanic crust colliding with continental crust) have which of the following features?
A volcanic mountain range (arc)
All these answers are correct.
A deep sea trench
Shallow, intermediate, and deep focus earthquakes
1 / 1 pts
An example of an convergent plate boundary on land (continental crust colliding with continental crust) is ______.
the Andes mountains in South America
Japan, the Philippines, Aleutians, or Indonesia
the Hawaiian Islands
the Himalayas in Asia
0 / 1 pts
The driving force for plate tectonics is believed to be ______.
the sun
gravity
convection or mantle flow deep under the earth's surface
the Coriolis Effect
An example of a divergent plate boundary on land is ______.
the Hawaiian Islands
the Italian Alps
the East African Rift Valley
the Appalachian mountains
0 / 1 pts
The best example of a transform plate boundary on land is ______.
the San Andreas Fault
the Mid-Atlantic Ridge
the Yellowstone Supervolcano
the Hawaiian Islands
Question 21
0 / 1 pts
The earth’s crust “floats” on the ______.
mantle
outer core
inner core
ocean
0 / 1 pts
Which type of crust is thickest?
Mantle
Continental
Oceanic
All of the different kinds of crust are of equal thickness.
0 / 1 pts
Punctuated equilibrium means ______.
geologic time can be measured in many different ways
catastrophic events always shape the surface of the earth
None of these answers are correct.
catastrophic events do not disturb the slow ongoing processes we see today
1 / 1 pts
A metamorphic rock is ______.
formed from sediments deposited or precipitated in water
a melted rock which cools on the earth’s surface
a melted rock which cools under the earth’s surface
a rock changed by heat and/or pressure
1 / 1 pts
A sedimentary rock is ______.
a melted rock which cools on the earth’s surface
a rock changed by heat and/or pressure
formed from sediments deposited or precipitated in water
a melted rock which cools under the earth’s surface
1 / 1 pts
Underwater convergent plate boundaries (oceanic crust colliding with continental crust) have which of the following features?
A volcanic mountain range (arc)
All these answers are correct.
A deep sea trench
Shallow, intermediate, and deep focus earthquakes
1 / 1 pts
An example of an convergent plate boundary on land (continental crust colliding with continental crust) is ______.
the Andes mountains in South America
Japan, the Philippines, Aleutians, or Indonesia
the Hawaiian Islands
the Himalayas in Asia
0 / 1 pts
The driving force for plate tectonics is believed to be ______.
the sun
gravity
convection or mantle flow deep under the earth's surface
the Coriolis Effect
1 / 1 pts
An example of a divergent plate boundary on land is ______.
the Hawaiian Islands
the Italian Alps
the East African Rift Valley
the Appalachian mountains
0 / 1 pts
The best example of a transform plate boundary on land is ______.
the San Andreas Fault
the Mid-Atlantic Ridge
the Yellowstone Supervolcano
the Hawaiian Islands
