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WorksheetsPlate Tectonic
Total questions: 20
Worksheet time: 12mins
Name
Class
Date
1.
The supercontinent in the continental drift hypothesis was called ____.
a)
Pantry
b)
Pangaea
c)
Wegenerland
d)
Eurasia
2.
What was the main reason Wegener’s continental drift hypothesis was rejected?
a)
He did not have any evidence
b)
His proposed mechanisms were physically impossible
c)
He did not propose any mechanisms.
3.
The lithospheric plates move an average of ____.
a)
5 inches/year
b)
5 cm/year
c)
3 cm/year
d)
5 feet/year
4.
Which of the following was NOT used in support of the continental drift hypothesis?
a)
matching fossils
b)
Ancient climates
c)
paleomagnetism
d)
Matching rocks
5.
What kind of plate boundary occurs where two plates grind past each other without destroying or producing
lithosphere?
lithosphere?
a)
convergent
b)
transform
c)
divergent
6.
A divergent boundary at two oceanic plates can result in a ____.
a)
volcanic island arc
b)
continental volcanic arc
c)
earthquake
d)
ocean ridges (seafloor spreading)
7.
Which of the following is a geographic example of a transform fault boundary?
a)
continental volcanic arc
b)
volcanic island arc
c)
earthquakes
d)
uplifted mountains
8.
The Himalayas in South Asia are an example of what type of plate boundary?
a)
continental-oceanic convergent
b)
continental-continental convergent
c)
oceanic-oceanic convergent
d)
continental-continental divergent
9.
Continental volcanic arcs are associated with what type of plate boundary?
a)
oceanic-continental convergent
b)
oceanic-oceanic convergent
c)
continental-continental convergent
d)
transform
10.
The formation of the Hawaiian Islands is associated with ____.
a)
a transform boundary
b)
hot spots
c)
convergent boundaries
d)
divergent boundaries
11.
According to the theory of plate tectonics, ________.
a)
the asthenosphere is divided into plates
b)
the lithosphere is divided into plates
12.
What type of boundary occurs where two plates move together?
a)
convergent
b)
transform
c)
divergent
13.
New ocean crust is formed at ______.
a)
convergent boundaries
b)
divergent boundaries
c)
transform fault
14.
What results when divergence occurs between two oceanic plates?
a)
a subduction zone
b)
seafloor spreading
c)
an ocean trench
d)
a volcanic island arc
15.
What forms when one oceanic plate is forced beneath another plate?
a)
subduction zone
b)
an ocean ridge
c)
a rift valley
d)
an ocean basin
16.
Oceanic lithosphere is destroyed at ______
a)
transform fault boundaries
b)
divergent boundaries
c)
ocean ridges
d)
convergent boundaries
17.
How does the age of the seafloor sediments change with increasing distance from the ocean ridge?
a)
age decreases
b)
age stays the same
c)
age increases
d)
age varies without a pattern
18.
What is the weaker, hotter zone beneath the lithosphere that allows for motion of Earth's rigid outer shell?
a)
crust
b)
outer core
c)
astenosphere
d)
inner core
19.
What is the largest tectonic plate?
a)
North American
b)
Pacific
c)
Antarctic
d)
Eurasian
20.
The convergence of two continental plates would produce ___________.
a)
island arcs
b)
rift valleys
c)
folded mountains
d)
trenches
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