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