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Plate Tectonics
Plate Tectonics
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A quiz about plate tectonics
Flashcards
17 cards
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Questions
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Answers
1
What forms when one oceanic plate is forced beneath another plate?
an ocean basin
a mountain range
subduction zone
ocean ridge
2
What is the plate boundary where plates are coming together?
Continental
Convergent
Divergent
Transform fault
3
What happens when an earthquake happens in the ocean?
Sea floor spreading
A tsunami wave
Liquification
Mudslides
4
What is NOT evidence of sea floor spreading?
Age of ocean floor rocks
Earthquake Patterns
Magnetic Stripes
Fossil Evidence
5
Select a piece of evidence that was NOT in support of continental drift
Tidal influences by the moon
Matching fossils
Evidence of glaciers in northern contients
Matching rock types in mountain belts
6
What is paleomagnetism?
All rocks possessing the same polarity
Rocks formed show the location of magnetic poles long ago
specific polarity based on the location of the rock
a major shift in polarity occurred in all rocks
7
The term for gravity pulling the subducting lithosphere deeper into the mantle.
slab-pull
ridge-push
convection
mantle plume
8
What is a long chain of underwater mountains where new sea floor is created?
Deep Ocean Trenches
Continental Collisions
Mid Ocean Ridges
Volcanic Island Arc
9
New ocean floor forms along earth's mid ocean ridges, moves outwards, subducts into mantle.
Uplifting
Sea floor spreading
Continental drift
Plate tectonics
10
Alfred Wegener developed the theory of...
Seafloor spreading
Continental Drift
Evolution
Plate Tectonics
11
What is illustrated here?
A divergent boundary
A volcanic island arc
Ridge-push mechanism
Sea floor creation
12
What is an example of a divergent boundary?
Subduction zone
The Himalayas
Volcano
Mid Ocean Ridge
13
What happens when waves travel through mediums of different densities?
Dispersion
Refraction
Reflection
Rarefaction
14
The Aleutian Islands are an example of...
a volcanic island arc
an ocean ridge
a hot spot
Rift zone
15
What is the process by which oceanic lithosphere is created?
Continental drift
seafloor spreading
plate tectonics
subduction
16
What is an example of a transform fault boundary?
The Marianas trench
The mid-Atlantic ridge
East African rift valley
San Andreas Fault
17
What causes convection that drives plate motion?
Seafloor spreading
gravity
differences in temperature and density
subduction
