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B
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D
E
100
Tectonic plates are made of _____
What is rigid lithosphere?
100
The lithosphere is made up of the mantle and the ____.
What is the crust?
100
Where plates slide past each other is called _____.
What is transform boundaries?
100
Plates of lithosphere are moved around by the underlying ____ convection cells
What is mantle?
100
Volcanoes are formed by what?
What is subduction, rifting, and hotspots?o
200
How many plates are divided into how many plates?
What is 12 plates?
200
What lies beneath the Tectonic Plates?
What is the asthenosphere?
200
The oceanic crust is less _____ than oceanic crust.
What is dense?
200
How many styles of convergent boundaries are there?
What is 3?
200
How thin is the oceanic crust?
What is -7km?
300
What are the 3 kinds of plate boundaries?
What is divergent, convergent, and transform?
300
True or false: oceanic lithosphere heats and dehydrates as it subsides?
What is true?
300
How do we know what the earth is made of?
What is geophysical surveys, seismic gravity, magnetics, electrical, geodesy?
300
What are the three styles of convergent boundaries?
What is continent-continent, collision-oceanic, crust collision- oceanic collision?
300
What lies below the lithosphere?
What is the asthenosphere?
400
Continent collision forms ____.
What is mountains?
400
The worlds deepest parts of the ocean are found along ____.
What is trenches?
400
When 2 plates collide they run over the other which causes them to sink into the mantle. What is this called?
What is subduction zone?
400
As plates move apart new material is erupted to ____ the gap.
What is fill?
500
What is an example of contienta rifting?
What is Iceland?
500
What is the thickness of the crust?
What is 10-70 km thick?
500
____ are formed by subduction, rifting, and hot spots
What is volcanoes?
500
Oceanic crust is thick or thin?
What is thin?
500
The spaces between the plates are where ____ form.
What is volcanoes?
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