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WorksheetsDynamic Earth
Total questions: 31
Worksheet time: 16mins
Name
Class
Date
1.
What forms in the ocean when lava emerges from a crack in the crust due to rising magma beneath the crust?
a)
a ridge
b)
a rift
c)
a rip
d)
a rent
2.
Tectonic plates can include
a)
only asthenosphere
b)
only oceanic crust
c)
only continental crust
d)
both oceanic and continental crust
3.
The Pacific Ring of Fire is...
a)
a mid-ocean ridge
b)
a chain of volcanic islands
c)
a zone of active volcanoes
d)
a rift valley
4.
The Himalaya Mountains were formed in a collision at a...
a)
divergent boundary
b)
convergent boundary
c)
transform boundary
d)
fracture zone
5.
An example of a transform boundary is the...
a)
San Andreas Fault in California
b)
Nazca plate on the west coast of South America
c)
Eurasian plate at the Mid-Atlantic Ridge
d)
island arc of Japan
6.
Folded mountains form...
a)
when a state of isostasy occurs
b)
when continents collide
c)
when continents diverge
d)
after huge earthquakes
7.
When the oceanic and continental lithospheres collide...
a)
the oceanic plate subducts
b)
the continental plate subducts
c)
their momentum stops each other
d)
they reach isostacy
8.
What happens when two oceanic plates collide?
a)
the denser plate fractures
b)
the less dense plate fractures
c)
the less dense plate subducts
d)
the denser plate subducts
9.
What happens when two continental plates collide?
a)
large mountains can form
b)
dome mountains are likely to form
c)
the plates subduct beneath each other
d)
the impact can cause huge earthquakes
10.
The type of stress that squeezes and shortens a body is...
a)
compression
b)
tension
c)
shear stress
d)
deposition
11.
The type of stress that distorts a body by pushing parts of the body in opposite directions is...
a)
shear stress
b)
tension
c)
compression
d)
isostacy
12.
the thin outer shell of Earth that is broken into several blocks
a)
lithosphere
b)
aesthenosphere
c)
core
d)
mantle
13.
boundary that forms when plates collide
a)
transform boundary
b)
continental drift
c)
convergent boundary
d)
divergent boundary
14.
process by which new sea floor forms as magma rises through a rift
a)
continental drift
b)
seafloor spreading
c)
paleomagnetism
d)
volcanism
15.
hypothesis that the continents moved to their present positions
a)
continental drift
b)
seafloor spreading
c)
rifting
d)
convergency
16.
study of the alignment of magnetic minerals in rock
a)
paleomagnetism
b)
rifting
c)
continental drift
d)
plate tectonics
17.
boundary where two plates slide past one another horizontally
a)
transform boundary
b)
convergent boundary
c)
divergent boundary
d)
complex boundary
18.
layer of "plastic" rock just below the lithosphere
a)
aesthenosphere
b)
crust
c)
inner core
d)
outer core
19.
forming of cracks in weakened continental or oceanic crust
a)
continental drift
b)
rifting
c)
terrane formation
d)
paleomagnetism
20.
boundary at which two plates move away from each other
a)
divergent boundary
b)
convergent boundary
c)
transform boundary
d)
US/Mexican international boundary
21.
Piece of lithosphere with a unique geologic history
a)
terrane
b)
lithosphere
c)
aesthenosphere
d)
convergent boundary
22.
stress that pulls rock apart
a)
compression
b)
tension
c)
fold
d)
fault
23.
a bend in rock layers that results from stress
a)
fold
b)
fault
c)
dome mountain
d)
volcanic mountain
24.
a mountain formed when magma erupts through Earth's surface
a)
folded mountain
b)
dome mountain
c)
volcanic mountain
d)
fault-block mountain
25.
stress that squeezes and shortens rock
a)
tension
b)
compression
c)
shear stress
d)
volcanic stress
26.
a break along which surrounding rock moves
a)
fault
b)
fold
c)
shear
d)
compression
27.
a state in which the aesthenosphere and lithosphere are in balance
a)
compression
b)
tension
c)
isostacy
d)
convection
28.
mountain with circular rock layers that gently slope from the center
a)
dome mountain
b)
folded mountain
c)
volcanic mountain
d)
fault-block mountain
29.
mountain that forms where rock layers are squeezed and uplifted
a)
folded mountain
b)
dome mountain
c)
volcanic mountain
d)
fault-block mountain
30.
type of stress that distorts rock, force from opposite directions
a)
compression
b)
tension
c)
shear stress
31.
a mountain that forms where reverse faults from grabens and horsts
a)
fault-block mountain
b)
volcanic mountain
c)
folded mountain
d)
dome mountain
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