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WorksheetsPlate Tectonics 1.9
Total questions: 13
Worksheet time: 1hrs 5mins
Name
Class
Date
1.
What is A?
a)
ocean trench
b)
mid-ocean ridge
c)
volcano
d)
rift valley
2.
What is B?
a)
ocean trench
b)
mid-ocean ridge
c)
rift valley
d)
volcano
3.
What is D?
a)
magma
b)
upper mantle
c)
lava
d)
convection
4.
What is this boundary?
a)
convergent
b)
divergent
c)
transform
d)
neutral
5.
What is this boundary?
a)
convergent
b)
transform
c)
subduction
d)
divergent
6.
What is not a characteristic of divergent boundaries?
a)
earthquakes
b)
only occurs on sea floor
c)
formation of new crust
d)
volcanism
7.
When plates move toward each other at convergent boundaries, the process of ____ usually takes place.
a)
subduction
b)
transformation
c)
sliding
d)
diving
8.
Subduction happens as one plate sinks under another plate, down into Earth's ____.
a)
crust
b)
mantle
c)
asthenosphere
d)
core
9.
In subduction, a long, steep, narrow depression in the seafloor where one plate sinks under another plate may develop; this is called ____.
a)
subduction convergence
b)
subduction zone
c)
abnormality
d)
volcanic ridge
10.
Ocean trenches are some of the ____ parts of the sea floor.
a)
awesomest
b)
deepest
c)
slowest
d)
oldest
11.
Plates move toward each other.
a)
divergent
b)
convergent
c)
transform
d)
subduction
12.
Plates move away from each other.
a)
convergent
b)
transform
c)
subduction
d)
divergent
13.
Plates slides past one another, horizontally.
a)
divergent
b)
subvergent
c)
convergent
d)
transform
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