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Plate Tectonics Flashcards | StudBud
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Plate Tectonics
Plate Tectonics
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A #reallyhardquiz
Flashcards
20 cards
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Questions
20
Answers
1
A long, narrow depression called a ____ ______ forms in between peaks along the midocean ridge/
down valley
shift valley
middle valley
Rift valley
2
The boundary between two plates that are moving apart _____________________
convergent plate boundary
divergent plate boundary
plates in motion
transform plate boundary
3
The three main types of plate boundaries
Divergent, insurgent, Crosspath
Convergent, divergent, transfigure
Transform, convergent, deform
Convergent, transform, divergent
4
Because of plate tectonics volcanoes are ________
corroded
formed
hardened
erupted
5
Earth's continents were once part of a large supercontinent called__________.
Laurasia
Pangea
Afro-Eurasia
South America
6
A type of boundary where plates slide horizontally past each other in opposite directions.
Opposite plate boundary
Transform plate boundary
Convergent plate boundary
Divergent plate boundary
7
Slab pull, ridge push, and _____?
friction
over push
pull
flap pull
8
What is the boundary where two plates collide called?
A consistent plate boundary
A divergent plate boundary
A convergent plate boundary
A colliding plate boundary
9
What do plate tectonics cause?
Earthquakes and Volcanoes
Volcanoes and Hurricanes
Earthquakes and Typhoons
Hurricanes and Tornadoes
10
Three forces that are thought to contribute to plate motion.
Subduction, dragging, and transformation
Buoyancy, stress, and separation
Slab pull, ridge push, and friction
Slab push, ridge pull, and friction
11
mid- ocean ridge definition
system of mountain ranges with a rift valley
system mountain ranges with a valley
12
Who was the scientist who proposed the hypothesis of a large super-continent called pangaea?
Harry Hess
Mary Shelley
Alfred Wegener
Herbert Hoover
13
What's the most destructive earthquake ever?
Alaska
Valdivia
Tohoku
Sichaun
14
subduction definition
the denser plate dives beneath the continent in a process
the boundary where two plates collide
15
What is continental-drift?
shrinking of continents by erosion.
slow move of the continents across earth's surface over time
16
Where in the world are earthquakes most common?
Cuba
Indonesia
Texas
Turkey
17
Divergent plate boundary definition
boundary between two plates that are moving apart
boundary where plates slide horizontally past each other
18
Thermal energy from Earth's interior drives plate motion in a process called _________
Force
Friction
Conduction
Convection
19
Buoyant material rises to the base of the crust, where it...
Cools and sinks back down into the mantle
Meets a tectonic plate and causes an earthquake
Becomes a liquid, spreading around the crust
Melts through and floats up to the water's surface
20
What are the plates made out of?
The bottom is earth's mantle, the top is oceanic crust.
The bottom is Marble, the top is Nickel
The top is Tin, the bottom is Copper
The bottom is Iron, the top is Zinc
