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Plate Tectonics Flashcards | StudBud
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Plate Tectonics
Plate Tectonics
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1
The Earth's crust is divided into pieces called....?
Tectonic Plates
Continental Drift
Continents
Oceans
2
Who is your Favorite Teacher?
Mrs Shea
Mr Freidman
Mrs Mumford
Mr Cardo
3
What did Alfred Wegner discover?
Continental Drift
All of the above
A Supercontinent
Pythagorean Theorem
4
What type of plate boundary is shown?
Divergent
Transform
Convergent
5
What is an example of a divergent boundary?
Mid-Atlantic Ridge
Ring of Fire
San Andreas Fault
Hawaii
6
What is pangea...?
Volcano
Super continent
Water
Land
7
Deep ocean trenches are associated with ________.
subduction zones at convergent plate boundaries
turbidity currents
edges of the deep sea floor
rift valleys
8
Tectonic plates can be made of continental crust or oceanic crust. How are these two kinds of crust different?
continental crust are smaller than plates made of oceanic crust.
Continental crust is thinner than oceanic crust.
continental crust are larger than plates made of oceanic crust.
Continental crust is thicker than oceanic crust.
9
What happens at a divergent boundary?
Tectonic plates move toward eachother
Tectonic plates move apart
Tectonic plates move past eachother
Subduction
10
Transform Boundary
A plate boundary where two plates move past each other in opposite directio
A plate boundary where two plates move past each other in opposite directio
A section of the lithosphere that slowly moves over the asthenosphere, carr
A section of the lithosphere that slowly moves over the asthenosphere, carr
11
What type of plate boundary is shown?
Divergent
Convergent
Transform
12
What does convergent boundary continental/continental create?
volcanio
sea floor spreading
mountains
rift valley
13
Divergent tectonic plate movement
Move towards
Slide past each other
Move away
14
In sea-floor spreading, where is newer rock found?
Near the trench
Near the mantle
Near the ridge
15
How old is Mr. Cardo?
40
41
39
42
16
seafloor spreading occurs at _____plate boundaries
divergent
pacific ocean
convergence
convergent
17
What happens at a convergent boundary?
Seafloor Spreading
Tectonic plates move apart
Tectonic plates move toward eachother
Tectonic plates move past eachother
18
Converging tectonic plate movement
Slides past each other
Move away
Move towards
19
Who is this disney character?
Cinderella
Helga
Snow White
Alice
20
Divergent boundary cause mountains
True
False
21
What type of plate boundary is shown?
Transform
Divergent
Convergent
22
The continents were joined in a single landmass that scientist call....?
Pangea
Panthalassa
Continental Drift
Eurasia
23
Ridge push and slab pull help us understand:
How mountains change over time
Why the ocean is so large
Why Africa is next to Europe
How plates move
24
Divergent Boundary
prefix that means away
A plate boundary where two plates move away from each other
A plate boundary where two plates move away from each other
prefix that means away
25
What is a mid-ocean ridge
An underwater mountain range
science
what?
How can there be mountain ranges underwater
26
What do convection, ridge push, and slab pull work together to produce?
fracture zones
tectonic plate motion
continental lithosphere
earthquakes
27
Plates are moved by convection
True
False
28
What are the mechanisms that have been proposed to explain the movement of Earth’s tectonic plates?
mantle convection and continental drift
sea-floor spreading and continental drift
slab pull and sea-floor spreading
mantle convection, ridge push, and slab pull
29
What are three mechanisms that help move tectonic plates?
Subduction, Convection, Lava
Ridge Push, Continental Drift, Slab Pull
Slab Pull, Tectonic Plates, Subduction
Ridge Push, Mantle Convection, Slab Pull
30
Name the famous Transform Fault Boundary
The Himalayas
Mount Everest
San Andreas
The Mariana's Trench
31
Continental Drift
Hypothesis that continents slowly move across Earth's surface
the relatively thick part of the earth's crust that forms the large landmas
Hypothesis that continents slowly move across Earth's surface
the relatively thick part of the earth's crust that forms the large landmas
32
How does slab pull contribute to plate movement?
It forms tsunamis
Gravity helps push the plate near the ridge away from the ridge
Gravity helps pull the plate near the subduction zone into the mantle
It causes convection currents in the mantle
33
The mantle has convection currents...
False
True
34
The movement of material due to differences in density that are caused by differences in temperature is called....?
Radiation
Convection
Subduction
Conduction
35
Sea-floor Spreading
a valley formed by the separation of tectonic plates
When molten material adds new oceanic crust to the ocean floor
a valley formed by the separation of tectonic plates
When molten material adds new oceanic crust to the ocean floor
36
What does a divergent boundary create?
Fault
Rift Valley
Mountains
Offset Features
37
How does ridge push contribute to plate movement?
It forms tsunamis
Gravity helps push the plate near the ridge away from the ridge
It causes convection currents in the mantle
Gravity helps pull the plate near the subduction zone into the mantle
38
sea-floor spreading adds more crust to the ocean floor.
False
True
39
Transform tectonic plate movement
Move towards
Slide past each other
Move away
40
Convergent Boundary
A plate boundary where two plates move toward each other
that transfers heat from one part of the fluid to another
that transfers heat from one part of the fluid to another
A plate boundary where two plates move toward each other
41
Convection currents influence tectonic plate movement
True
False
42
Theory that describes large-scale movements of Earth's crust is called....?
Continental Drift
Plate Tectonics
Tectonic Plates
Subduction
43
Transform boundary cause earthquakes
False
True
44
Which of these best describes a slab pull
volcanoes
a ridge push that is old and denser so it sinks Pulls on the plates w/force
seafloor spreading
the circulation of materials caused by different temperatures
45
mountains are made because of tectonic plates
False
True
