stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Plate Tectonics Flashcards | StudBud
Explore
/
Plate Tectonics
Plate Tectonics
22 terms
·
StudBud Administration
·
760 plays
A study of the interactions between plate boundaries
Flashcards
22 cards
F
Practice quiz
P
Host live
L
Questions
22
Answers
1
Which is not a layer of the Earth's structure?
Outer Core
Inner Core
Crust
Troposphere
2
Why does an oceanic plate get pulled under the continental plate?
It is lighter
It is denser
It is thicker
It is made of water
3
Seafloor spreading occurs at
divergent boundaries
all boundaries
transform boundaries
convergent boundaries
4
What name is given to the huge super-continent?
Eurasia
Gonwanda
Laurasia
Pangaea
5
What happens to oceanic crust which is forced into the mantle at subduction zones?
It melts into more magma
It dissolves
It starts fires
It turns into new crustal material
6
The layer of the Earth that contains magma.
Mantle
Inner core
Outer core
Crust
7
What is one result from transform boundaries
faults
subduction zones
earthquakes
volcanic eruptions
8
Plates which are moving toward each other are called
strike-slip fault
transform boundaries
divergent boundaries
convergent boundaries
9
Hot, molten rock below the seafloor is known as
magma
original horizontality
mantle
lava
10
What evidence supports the theory of seafloor spreading?
Particles on the sea-floor have a N/S arrangement
Continental rock is thinner than oceanic rock
Matching fossils at coastlines
Younger rocks are closer to the ridges on the sea-floor
11
Which piece of evidence does not support the idea of continental drift?
Matching Fossils
Matching coastlines
Matching horizontality
Matching geological features
12
Which theory states that the Earth's crust is divided into pieces which move?
Continental drift
Subduction
Plate tectonics
Seafloor spreading
13
How many continents will Earth have in 200 million years?
4
1
7
2
14
The movement of fluid from lower to higher levels is known as
Conduction current
Radiation
Conductive decay
Convection currents
15
Which plate boundary is most often associated with earthquakes?
Divergent
They are all equally associated with earthquakes
Transform
Convergent
16
What is the name given to the mountain ranges at the bottom of the seafloor?
Trenches
Mid-ocean ridges
Fish Mountain
Valleys
17
Which layer of Earth do we live on?
Crust
Inner Core
Mantle
Outer Core
18
Which does not fit in with the idea of seafloor spreading?
Mid-ocean ridges are formed
Earth plates collide
Old crust is pushed away
Earth's plates spread apart
19
Subduction occurs at which type of boundaries?
Convergent
Transform
All boundary types
Divergent
20
Which theory states a super continent split and moved into the current 7 continents?
Convectional drift
Plate tectonics
Seafloor spreading
Continental drift
21
Which theory suggests that magma is forced upward through the seafloor to create new crust?
continental drift
plate tectonics
seafloor spreading
mid-ocean ridges
22
Which scientist first provided the idea of continental drift?
Marie Curie
Alfred Wegener
John Dalton
Albert Einstein
