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Tectonic Plates Flashcards | StudBud
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Tectonic Plates
Tectonic Plates
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Tectonic Plates review
Flashcards
32 cards
F
Practice quiz
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Host live
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Questions
32
Answers
1
When two continental plates converge or come together, what is likely to form?
tsunami
ridge
mountain
2
The asthenosphere is broken up into seven major tectonic plates.
False
True
3
New crust is formed when molten rock comes to the surface and is cooled.
True
False
4
The crust beneath the oceans is more dense than the crust beneath the continents.
True
False
5
Most of the tectonic plates are named after what?
the oceans around them
the continents that sit on them
the presidents of the countries
6
When an oceanic plate and a continental plate converge, what is generated above sea level?
tsunamis
mountain ranges
landslides
7
At tectonic plate boundaries, these tend to occur:
hurricanes
earthquakes
tornadoes
8
When two tectonic plates slide past each other:
convergent boundaries
divergent boundaries
transform boundaries
9
Where tectonic plates diverge, what land form will most likely form?
coral reef
beach
rift valley
10
When the Pacific Plate and the Australian Plate transform or slip, what will occur?
volcano
mountain
earthquake
11
Pangaea is described as what?
how the Earth's plates were once one land mass
Africa and South America
the 7 continents today
12
When two plates move away from each other--
transform boundaries
divergent boundaries
convergent boundaries
13
Which geological feature is most likely formed when tectonic plates pull away from each other?
plateau
mountain
ridge
14
When plates transform, what is most likely to occur?
mountains are formed
volcanic island is formed
an earthquake
15
When two plates collide, what boundary does it represent?
transform
convergent
divergent
16
A trench is most likely to form when what happens?
a more dense plate moves under a less dense plate
two plates of the same density pull apart
a less dense plate moves under a more dense plate
17
Major geological event that occurs when plates shift suddenly and release stored energy:
earthquakes
volcanic eruptions
divergent boundaries
18
An ocean basin is formed when what happens?
one plate goes under the other
two plates pull apart
two plates come together
19
When two tectonic plates slip past each other, what boundary does it represent?
divergent
convergent
transform
20
One plate is denser than another and is forced below as the two plates converge:
subduction
spreading ridges
divergent boundaries
21
Huge pieces of lithosphere that slowly move on the asthenosphere and are rigid and solid.
tectonic plates
convergent plates
crustal moving plates
22
Continental crust is best described as...
thick and most dense
thick and less dense
thin and dense
23
When two tectonic plates interact, what can be caused?
tsunamis and storms
beach erosion and tornadoes
earthquakes and volcanoes
24
When one plate goes under the other, it is called what?
divergent
transform
subduction
25
At divergent plate boundaries, what is likely to occur when the continental crust widens?
volcanoes
earthquakes
tsunamis
26
The tectonic plates of the lithosphere are more dense than the asthenosphere
False
True
27
The San Andreas Fault in California is an example of what type of plate boundary movement?
convergent
divergent
transform
28
The lithosphere is divided into
convection currents
subduction zones
tectonic plates
29
A deep valley that forms along a subduction zone
an earthquake
a trench
a volcano
30
Oceanic crust is thinner and more dense than continental crust.
True
False
31
What type of currents help move the tectonic plates?
thermal
conduction
convection
32
Which plate boundary consists of pates moving toward each other?
convergent
divergent
transform
