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WorksheetsPlate Tectonics
Total questions: 14
Worksheet time: 10mins
Name
Class
Date
1.
A ______ is a section of the lithosphere that slowly moves over the asthenosphere, carrying large slabs of continental and oceanic crust.
a)
wedge
b)
plate
c)
chunk
d)
fault
2.
A break in Earth's crust along which rocks move is called a ________.
a)
plate
b)
rift
c)
fault
d)
breach
3.
_________ are vibrations that travel through Earth carrying the energy released during an earthquake.
a)
Seismic Waves
b)
Rumbles
c)
Plate Tectonics
d)
Convection Currents
4.
What is the name of the single landmass that began to break apart 200 million years ago?
a)
Panthalassa
b)
Laurasia
c)
Gondwanna
d)
Pangaea
5.
The movement of fluid, caused by differences in temperature, that transfers heat from one part of the fluid to another is _____________.
a)
Convection current
b)
Seismic waves
c)
Sea-floor spreading
d)
Conduction current
6.
The process by which molten material adds new oceanic crust to the ocean floor is called ___________.
a)
Divergent boundary
b)
Sea-floor spreading
c)
Convergent boundary
d)
Renovating
7.
What is an undersea mountain chain where new ocean floor is produced?
a)
Rift valley
b)
Deep-ocean trench
c)
Mid-ocean ridge
d)
Transform bounda
8.
A __________ is a deep valley along the ocean floor beneath which oceanic crust slowly sinks toward the mantle.
a)
deep-ocean trench
b)
rift valley
c)
sea-floor spreading
d)
mid-ocean ridge
9.
What is the process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent plate boundary?
a)
Subduction
b)
Induction
c)
Abduction
d)
Reduction
10.
_____________ is a plate boundary where two plates move away from each other.
a)
Convergent boundary
b)
Transform boundary
c)
Divergent boundary
d)
Insurgent boundary
11.
_____________ is when two plates move toward each other.
a)
Convergent boundary
b)
Allegiant boundary
c)
Transform boundary
d)
Sliding boundary
12.
A _____________ is when two plates move past each other in opposite directions.
a)
emergent boundary
b)
divergent boundary
c)
transform boundary
d)
convergent boundary
13.
A _________ is a valley that forms where two plates move apart.
a)
Fissure
b)
Rift valley
c)
Sea-floor spreading
d)
Fault
14.
___________ is the theory that pieces of Earth's lithosphere are in constant motion, driven by convection currents in the mantle.
a)
Seismic waves
b)
Convection current
c)
Divergent boundary
d)
Plate tectonics
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