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Plate Tectonics
Tectonic activity is evident at:
Convection occurs in:
Plate Tectonics
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plate tectonics
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1
Convection occurs in:
inner core
outer core
crust
mantle
2
Tectonic activity is evident at:
plate boundaries
locations in the middle of continental plates
areas near plateaus
abyssal plains
3
Plate boundaries experience all of the following except:
plate movement
faulting
earthquakes
stable conditions
4
A C-C convergent boundary is different than an O-O and O-C because it:
occurs in the middle of a tectonic plate
does not form a trench because there is no subduction
causes two plates to separate
forms mid ocean ridges
5
all of the following are associated with divergent boundaries except:
magma rising from Earth's interior
compressional stress
plates separating
new seafloor forming
6
What is not true about the inner core?
it has the most pressure and greatest density
it is made of iron and nickel
it experiences the most pressure
it is a liquid
7
Scientists measure an EQ using
seismographs
barometer
sonar
topographic maps
8
Crust is neither created nor destroyed at:
convergent boundary
Mid Ocean Ridge
transform boundary
divergent boundary
9
The plastic like layer of Earth that is responsible for the transfer of heat is :
mantle
inner core
outer core
lithosphere
10
The point directly above the location where an EQ originates is called;
crater
focus
epicenter
boundary
11
The idea of continental drift was not originally accepted because Wegner:
did not have a degree in scientific studies
plagiarized previous scientific works
lacked an explanation for the mechanism that causes it
relied on numerical data and did not include his opinions
12
The theory of plate tectonic states:
the Earth's interior is of uniform structure & composition
lithospheric plates move due to convection
lithospheric plates move a fast speeds
the crust is the densest layer of Earth
13
Hawaii is an example of
divergent
hot spot
O-C convergent
O-O convergent
14
A break in Earth's crust where movement occurs is called:
crater
fault
valley
depression
15
S waves cannot travel through the outer core because they:
move too quickly
do not have enough energy
cannot travel through liquid
only occur near Earth's surface
16
What do all convergent boundaries have in common?
subduction
earthquakes
islands
trenches
17
Coal in Antarctica is evidence for crustal movement because:
coal forms when two plate collide
coal is rare
coal can only form in the mantle
coal typically forms in warm regions
18
What happens to pressure and temperature as depth increases within Earth's interior?
pressure decreases, temperature increases
pressure increases, temperature decreases
both decrease
both increase
19
CityA felt Swaves 1min after Pwaves. City B felt Swaves 5min after Pwaves.What is true?
City A was far from a plate boundary
the cities experienced a lot of damage
City A was closer to the epicenter
the cities are in the same state
20
Seismic waves have been vital in allowing scientists to:
understand and learn about Earth's internal structure
determine precisely when an EQ will occur
calculate how violent a volcanic eruption will be
predict Earth's future compositional changes
21
In five minutes, which seismic wave will travel farthest?
surface waves
P waves
S waves
Rayleigh waves
22
The outer, rigid layer of Earth is called:
core
mantle
asthenosphere
crust
23
Information about Earth's interior is gathered by studying:
the moon's interior and composition
seismic waves
Earth's climate
fossils from the Paleozoic era
24
Mountains are evidence of:
the Earth's age
the presence of Earth's inner core
transform boundary
crustal movement
25
Transform boundaries form when:
plate slide past each other
an oceanic plate dives under a continental plate
new seafloor is formed
plates move away from each other
26
What is the Richter Scale used for?
the map the depth of the ocean floor
calculate the magnitude of an EQ
determine the location of a tsunami
the predict Eq's
27
The core is subcategorized into the inner and outer core because:
the outer core is hotter than the inner core
they are chemically similar but physically different
they are the same size but the inner core contains more iron
they have different convection current directions
28
Which of the following will not occur due to a volcanic eruption?
pyroclastic flows
new tidal patterns
infrastructure damage
changes in atmospheric composition
29
What is not true about S waves?
they move the ground in a perpendicular motion
they are felt after P waves
they travel through all Earth's layers
they are a type of body wave
30
The lithosphere is better known as the:
crust
inner core
outer core
mantle
31
Circulation in the mantle is due to:
abundance of iron in Earth's interior
density differences
depth
heat from the inner core
32
All apply to convergent boundaries except:
mountains
colliding plates
rift valley
subduction
33
Body waves are seismic waves that:
occur within Earth
travel near Earth's surface
travel the slowest
cause the most damage
34
Wegner supported his idea of Continental drift with all the following except:
fossils
paleomagnetism of the seafloor at the MOR
rock features
glacier scars
35
California is an example of:
C-C convergent
O-C convergent
divergent
transform
36
The diagram represents:
Shadow zone
subduction
divergent boundary
volcanic eruption
37
Pangaea is the name given to the:
seven continents when they were once connected
organism from the Proterozoic era that is now extinct
the deepest trench on Earth
a large crater found in the Middle East
38
The point where an EQ starts is called:
focus
fault
epicenter
subduction zone
39
A hot spot is
located near the mid ocean ridge
near a fault
far from a plate boundary
near a subduction zone
40
SONAR is used to:
map the ocean floor
predict earthquakes
categorize and count the type of marine organisms that exist
calculate the salinity of the oceans
41
What is NOT true about an O-O and O-C convergent boundary ?
subduction occurs
new crust forms
trenches form
volcanic activity occurs
42
All of the following terms are associated with divergent except:
ridges
new crust
rift valleys
trench
43
Volcanic island arcs are found most commonly at:
transform
C-C convergent
O-O convergent
divergent
44
If no S-waves are felt, which of the following is true?
the EQ lasted only a short amount of time
the EQ did not release S waves
it was a deep focus EQ
the seismic waves traveled through the outer core
45
An example of a shield volcano is:
Hawaii
Yellowstone
Mt St Helens
Pompeii
46
Primary waves are the first seismic waves to be felt because:
they travel on Earth's surface
they cause the most damage
they have the largest magnitude
they travel the fastest
47
Circulation of warm material upwards is called:
conduction
convection
plasmolysis
radiation
48
New crust is formed at all of the following except:
Marianas trench
Africa
mid ocean ridge
divergent boundary
49
O-O, O-C, and C-C convergent boundaries all form:
subduction zones
volcanoes
islands
due to two plates colliding
50
Which is true about the seafloor?
it is flat and entirely featureless
it is less dense that continental crust
it gets older as distance from the ridge increases
it formed at the same time
51
Glacial scars in Africa signify that Africa:
was not always at its present location near the Equator
experiences polar air masses in the summer
has strong upwelling and coastal breezes
has a long winter season
52
What is true of transform boundaries?
only cause EQ's
form new seafloor
occur when 2 plate separate
the MOR is an example
53
Energy released by an EQ is in the form of:
seismic waves
shear waves
longitudinal waves
radiation
54
Islands farther from the hot spot are:
younger and bigger
older and smaller
older and experience more eruptions
younger and less volcanically active
55
New crust is formed at:
transform boundary
subduction zone
mid ocean ridge
convergent boundary
56
All of the following are examples of a divergent boundary except
iceland
africa
trench
Mid atlantic ridge
57
Which location will least likely experience earthquakes?
1
3
4
2
58
The idea of plate tectonics became a theory because it:
was supported by countless experiments and evidence
was agreed upon by more than 1 scientist
had numerical observations
included scientists' opinions
59
A composite volcano is identified by :
its presence near a transform boundary
its broad shape
its violent eruptions
its location in Hawaii
60
Subduction occurs at:
rift valley
convergent boundary
ridge
transform boundary
61
The Appalachian Mts are an example of
divergent boundary
C-C convergent
transform boundary
O-C convergent
62
The Shadow zone is created because:
S waves cannot travel through the outer core
the mantle is= too hot for seismic waves
density decreases as depth within Earth increases
seismic waves can only travel 100 meters inside Earth