stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Plate Tectonics Flashcards | StudBud
Explore
/
Plate Tectonics
Plate Tectonics
20 terms
·
StudBud Administration
·
3,219 plays
Plate tectonics, sea floor spreading, continental drift review
Flashcards
20 cards
F
Practice quiz
P
Host live
L
Questions
20
Answers
1
What evidence proved S. America, Africa, India, and Australia were once covered by glaciers?
enormous valleys formed by glaciers
leftover portions of glaciers
glacial deposits and rock surfaces scarred by glaciers
cold climates
2
What causes geologic events such as earthquakes, volcanoes, and the creation of mountains?
Ocean tides
Lithospheric plate movement
Atmospheric pressure
Position of the planets
3
What is the approximate rate of plate movement?
a few kilometers a year
a few centimeters a year
a few millimeters a year
a few meters a year
4
The youngest rocks in the ocean floor are located at the mid-ocean_______.
ridges
basins
trenches
volcanoes
5
What is the name of the supercontinent that Alfred Wegener theorized about?
North America
Pangaea
Gonwanaland
Laurasia
6
What happens to rock around a sub ducting slab?
It goes under the other plate
It combines with the other rock
It goes over the other plate
It disappears from Earth
7
Which of the following is used as evidence of seafloor spreading?
rock clues
magnetic pole reversal
climate clues
fossil evidence
8
Which scientists is credited with the continental drift hypothesis?
Harry Hess
J. Tuzo Wilson
Neil Armstrong
Alfred Wegener
9
How do scientists explain the formation of underwater mountain ranges?
seafloor spreading
convection currents
strike-slip faults
continental drift
10
What does plate tectonics cause?
Earthquakes
Forms mountains
Volcanoes
Forms ocean tranches
11
What do scientists believe is the force behind the plate tectonics theory?
gravity slab pull
the movement of the planets
the Sun's gravity
convection currents
12
What type of plate boundary has plates sliding past each other?
divergent boundaries
subduction zones
transform boundaries
convergent boundaries
13
What type of plate boundary is most likely to occur at point A in the diagram?
convergent
divergent
transform
reverse
14
Where might mountains forms?
Convergent boundaries
Divergent boundaries
Transform boundarie
Magnetic Boundaries
15
Which of the following can be explained at Point B in the diagram?
plates move past each other sideways
plates move toward each other and volcanoes form
plates are not moving
plates move apart and volcanoes form
16
The cycle of heating, rising, cooling, and sinking is called a _______________.
Conduction current
Subduction zone
Convergent boundary
Convection current
17
A divergent boundary is a boundary between two plates that_______________________.
converge
slide along each other
move toward each other
move away from each other
18
Do two colliding continental plates ALWAYS cause volcanoes?
No
Yes
19
What is the process occurring in the mantle that is the force behind plate tectonics?
normal fault
divergent boundary
convection current
plate boundary
20
Which of the following is true about the lithospheric plates?
They never move
They constantly move
The move annually
They move occasionally
