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Plate Tectonics Review Flashcards | StudBud
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Plate Tectonics Review
Plate Tectonics Review
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A review of basic plate tectonics
Flashcards
35 cards
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Practice quiz
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Host live
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Questions
35
Answers
1
Which layer of the earth do the plates "float" atop?
asthenosphere
lithosphere
mesosphere
inner core
2
Where does seafloor spreading take place?
convergent boundaries
transform boundaries
plate boundary zones
divergent boundaries
3
The San Andreas Fault is an example of what type of plate boundary?
transform
convergent
divergent
normal
4
What was used to map the earth's interior?
fossils
sonar
seismic waves
deep sea digging
5
Why is the mantle more dense than the crust?
It has more silicon
It has more magnesium
It has more aluminum
It has more oxygen
6
What process causes the tectonic plates to move?
magnetic reversal
convection currents
stress build up
core spinning
7
What type of land form is produced from a normal fault?
uplifted mountains
Mid-Ocean Ridge
ocean trenches
folded mountains
8
At which type of boundary does ridge push occur?
divergent
convergent
none
transform
9
What type of plate boundary is shown here?
divergent
transform
convergent continental-continental
convergent oceanic-continental
10
Which layer of the earth is the hottest and is made of solid metal?
outer core
mesosphere
asthenosphere
inner core
11
What did Alfred Wegener name the super-continent?
Eurasia
Laurasia
Pangaea
Gondwanaland
12
What type of stress results from being pulled?
strike-slip
tension
shear
compression
13
Evidence for seafloor spreading came from:
thin sediment layer
magnetic minerals
fossils distribution
ancient climate conditions
14
Seismic waves travel at different speeds through earth because of...
varying densities
varying shape
varying compositions
varying mass
15
Which of the following does not provide evidence for continental drift?
coal in Antarctica
current climate
fossil distribution
coastline fits
16
What process forms new ocean crust?
subsidence
seafloor spreading
subduction
folding
17
What type of plate boundary is highlighted in yellow?
transform
convergent
divergent
18
What type of plate boundary is highlighted in red?
convergert
divergent
transform
19
What is occurring in this picture?
seafloor spreading
convergence
divergence
20
Which of the following did not help to lead to the theory of sea floor spreading?
underwater mountain chain
thin sediment
glacial remains
magnetic striping
21
Which type of fault does the hanging wall move upward relative to the foot wall?
reverse
strike slip
shear
normal
22
Which type of plate boundary is pulling apart?
convergent
strike slip
divergent
transform
23
What type of plate boundary is shown here?
convergent oceanic-continental
convergent continental- continental
divergent
transform
24
A possible result of plates sliding at a transform boundary is
oceans
earthquakes
new seafloor
large mountain ranges
25
Tectonic plates consist of...
continental crust
mesosphere
ocean crust
ocean and continental crust
26
What type of land-form results from divergence on continental crust?
rift valley
folded mountains
mid-ocean ridge
trench
27
What is true about temperature and pressure as depth increases into Earth?
pressure decreases, temperature increases
pressure increases, temperature decreases
pressure decreases, temperature decreases
pressure increases, temperature increases
28
What type of plate boundary is shown here?
Continental-Continental Convergent
Oceanic- Continental Convergent
Transform
Divergent
29
Ocean crust colliding with ocean crust forms what land-form(s)?
fault block mountains
trench and volcanic islands
rift
ridge
30
What type of stress results from a convergent boundary?
shear
compression
tension
normal
31
What type of boundary makes up most of the Ring of Fire?
divergent
transform
convergent
continental
32
What type of fault occurs from tension stress?
reverse
normal
strike-slip
folding
33
Which layer of the earth includes the crust and the upper part of the mantle?
asthenosphere
mesosphere
lithosphere
core
34
What is the theory proposed by Alfred Wegener stating all the continents were joined?
Big Bang
Plate Tectonics
Seafloor Spreading
Continental Drift
35
This layer of the earth is mostly composed of iron.
mantel
crust
lithosphere
core