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Chapter 9 Study Guide
Study Guide
15
Environmental Studies
9th Grade
02/28/2013

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Term
Wegener's continental drift hypothesis stated that all the contients once joined together to form....
Definition
A single continent.
Term
The supercontinent in the continental drift hypothesis is that....
Definition
Pangaea,meaning all land.
Term
One kind of evidence that supports Wegener's hypothesis is that....
Definition
He noticed the similarity between the coastlines on opposites sides of the South Atlantic Ocean.
Term
According to the theory of plate tectonics, the uppermost mantle,along with the overlying crustm,behaves as a strong rigid layer....
Definition
This layer is known as the lithosphere.
Term
In the plate tectonic theory,a plate4 can be made up for....
Definition
Plates
Term
What kind of plate boudary occurs where two plates grind past each other without destroying or producing lithosphere?
Definition
Transform fault boudaries
Term
What type of boundary occurs where two plates move together,causing one plate to descend into the mantle beneath the other plate
Definition
Convergent boundary
Term
New ocean crust is formed at?
Definition
Divergent boundary
Term
What hypothesis states that the continents were once joined to form a single supercontinent?
Definition
Continental drift
Term
Which of the following was NOT used in support of the continental drift hypothesis?
Definition
Pangaea
Term
In the plate tectonics theory,the lithosphere is divided into plates?
Definition
Is divided into 2 plates
Term
A tectonic plate consists of....
Definition
Uppermost mantle,along with overlying crust
Term
Which of the following is geographic example of a transform fault boundary?
Definition
San Andreas Fault
Term
Which of the following results when divergence occurs between two oceanic plates?
Definition
Divergence creates new seafloor.Divergence causes ocean ridges and rift valleys.
Term
The Himalayas in South Asia are an example of what type of plate boundary?
Definition
The result is the collision between the two continents.
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