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WorksheetsPlate Tectonics-Dec. 8
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Where the sea floor is separating, creating a Mid-Ocean ridge.
a)
Convection Currents
b)
Sea Floor Spreading
c)
Transform Boundary
d)
Plate Boundary
2.
Where two plates meet
a)
Sea floor speading
b)
Subduction
c)
Plate Boundary
d)
Ring of Fire
3.
A region in the Pacific Ocean where earthquakes and volcanoes are constant
a)
Sea Floor Speading
b)
Ring of Fire
c)
Convection Currents
d)
Mid-Ocean Ridge
4.
In this boundary the plates move away from each other.
a)
Mid-Ocean Ridge
b)
Convergent
c)
Divergent
d)
Transform
5.
A gap underwater where two plates are pulling apart
a)
Fault
b)
Subduction
c)
Friction
d)
Trench
6.
Where one plate goes under another
a)
Ring of Fire
b)
Subduction
c)
Friction
d)
Plate Boundary
7.
A force caused by two plates rubbing together
a)
Trench
b)
Subduction
c)
Fault
d)
Friction
8.
The theory stating the plates move above the semi-liquid mantle
a)
Plate Boundary
b)
Sea Floor Spreading
c)
Mid-Ocean Ridge
d)
Plate Tectonics
9.
The circular flow of magma under the Earth's crust causing the plates to shift above
a)
Divergent
b)
Sea Floor Spreading
c)
Convection Currents
d)
Convergent Boundary
10.
In this boundary plates slide past each other.
a)
Divergent Boundary
b)
Convergent Boundary
c)
Transform Boundary
d)
Sea Floor Spreading
11.
In this boundary the plates come together.
a)
Transform Boundary
b)
Convection Currents
c)
Convergent Boundary
d)
Divergent Boundary
12.
A gap made where two plates are pulling apart
a)
Trench
b)
Fault
c)
Friction
d)
Subduction
13.
A section of the ocean floor where two plates are pulling apart
a)
Mid-Ocean Ridge
b)
Sea-floor spreading
c)
convergent
d)
transform
14.
Which of these most likely forms when large sections of the earth collide with each other?
a)
Reefs
b)
Gullies
c)
Craters
d)
Mountains
15.
The picture shows an island that was formed in an ocean. Which of the following most like caused the formation of this island?
a)
wave erosion
b)
sand deposits
c)
wind movement
d)
volcanic eruptions
16.
Use the diagram to answer the question. Based on the diagram, which process explains why less dense, hot magma rises to the surface to displace more dense, cooler magma?
a)
conduction
b)
diffusion
c)
radiation
d)
convection
17.
Which of the following likely causes Earth's inner core to be a solid?
a)
The pressure at the core is vey high.
b)
The metals in the core are very heavy.
c)
The temperature of the core is very low.
d)
The chemicals in the core are very reactive.
18.
Which layer of the Earth is the hottest?
a)
core
b)
mantle
c)
crust
d)
surface
19.
The map below shows areas with active volcanoes. Where are the most active volcanoes located?
a)
along the equator
b)
in the middle of the oceans
c)
the tectonic plate boundaries
d)
at the center of the continents
20.
Earthquake waves are recorded by seismograph machines. What does an earthquake wave transmit?
a)
energy
b)
light
c)
particiles
d)
speed
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