Download Plate Tectonics

Plate Tectonics
Name:
1.
2.
Date:
4.
Which feature would most likely be forming at
converging continental tectonic plate boundaries?
A.
rift valley
B.
deep trench
C.
volcanic cone
D. uplifted mountain
Which landform would most likely be created
when two oceanic plates converge?
A.
a volcanic island arc
B.
a large watershed area
C.
a smooth continental shelf
5.
Which of the following is the best evidence that
Earth's continents were once in vastly di erent
positions than they are today?
A.
Penguins are found only in the Southern
Hemisphere.
B.
Fossils of tropical plants are found in
Antarctica.
C.
Volcanoes encircle the Paci c Ocean.
A.
mountain building at a continent-continent
convergent boundary
B.
magma rising up from the mantle at a
divergent boundary
C.
two tectonic plates sliding past one another at
a transform boundary
D. subduction of one oceanic plate under another
at a convergent boundary
D. a chain of continental mountains
3.
Which of the following is most responsible for the
formation of new crust at the edge of a tectonic
plate?
Of the following statements, which best supports
the continental drift theory?
A.
All oceans are salty.
B.
Igneous rocks are found on all continents.
C.
Fossils of the same species of extinct land
plants have been found in both South America
and Africa.
D. Early humans migrated to North America over
a land bridge from eastern Asia.
D. Major rivers form deltas from continental
erosion.
page 1
Earth scientists use theories and principles to help determine the relative age and formation of rocksand landforms.
Superposition
Cross-cutting
Unconformities
Younger sedimentary rock layers are generally
found on top of older rock layers.
Faults and igneous intrusions are younger than
the rock they cut through.
An eroded surface that separates older rocks
below from younger rocks above.
page 2
Plate Tectonics
7.
6.
cross section view
How was the mountain shown above most likely
formed?
A.
Plates A and B are moving towards each
other.
B.
Plates A and B are moving apart from each
other.
C.
Plate A is moving away and Plate B is
stationary.
Which of the following best describes Earth's
tectonic plates?
A.
They move away from each other at the
equator.
B.
They move because of convection currents in
the mantle.
C.
They collide at midocean ridges.
D. They form at subduction zones.
D. Plate A is stationary and Plate B is moving
away.
page 3
Plate Tectonics
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Plate Tectonics
1.
Answer:
D
2.
Answer:
A
3.
Answer:
B
4.
Answer:
B
5.
Answer:
C
6.
Answer:
A
7.
Answer:
B
05/15/2014