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Duplicate of CFMS: 8th Grade Unit 3 Plate Tectonics Flashcards | StudBud
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Duplicate of CFMS: 8th Grade Unit 3 Plate Tectonics
Duplicate of CFMS: 8th Grade Unit 3 Plate Tectonics
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#8thgrade #science #platetectoncis #continentaldrift #hinesman #cfms #mrofchak
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Answers
1
What happens to a plate at a subduction zone?
it gets cold
it melts
it hardens
it dissapears
2
Who created the theory of Continental Drift?
Albert Einstein
Alfred Wegner
Isaac Newton
Harry Hess
3
Which wall is the hanging wall?
B
A
4
Where are there more earthquakes in San Francisco then in Chagrin Falls?
San Francisco has a higher altituted
More people live in San Francisco
San Francisco is close to the ocean
plate boundaries are in San Francisco
5
What data led scientists to determine what comprises the layers of the Earth?
magnetic reversals
seismic waves
depth of Earth's oceans
electromagnetic radiation
6
What landform is found where two ocean plates diverge?
Mid-Ocean Ridge
Rift Valley
Mountains
Volcanos
7
A shift in which of the following layers causes earthquakes?
Mesosphere
Inner core
Outer core
Crust
8
Who was the scientist that developed the theory of Continental Drift?
Albert Einstine
Harry Hess
Alfred Wegener
Jane Goodall
9
A divergent boundary is where the plates are
none of these
colliding together
moving apart
sliding past each other
10
Sea floor spreading happens at
normal faults
divergent boundaries
convergent boundaries
transform fault boundaries
11
Where does subduction occur in this image?
mid ocean ridges
mountains
deep ocean trenches
canyons
12
Which type of evidence did Wegener NOT use to support his theory of Continental Drift?
Climate evidence
Fossil evidence
Water evidence
Landform evidence
13
How can you explain ocean fossils at the top of a mountain?
Tectonic letdown
Subduction
Slip faults
Uplifting
14
A convergent boundary is where the plates are
none of these
sliding past each other
moving apart
colliding together
15
Which layer of the earth is solid iron?
outer core
matle
crust
inner core
16
The process where heated material is less dense/rises while cooler material is denser/sinks.
convection
insulation
raitation
conduction
17
The inner core is mostly comprised of
oxygen
iron
rock
hydrogen
18
What is the correct order of the layers of the Earth starting from where we are on the surface?
crust, outer core, inner core, mantle
outer core, mantle, inner core , crust
crust, mantle, outer core, inner core
inner core, outer core, crust, mantle
19
The continents are moving away from each other as magma rises from mid-ocean ridges. This is
underwater volcanos
sea floor spreading
sea floor rising
changing sea floor
20
Where does molten material rise from the mantle during sea floor spreading?
earthquakes
deep ocean trenches
faults
mid ocean ridges
21
The area where an oceanic plate meets a continental plate is
strike-slip faults
divergent boundaries
subduction zones
convection currents
22
When a hanging wall moves up relative to the footwall.
Strike-slip
Reverse
Fault block
Normal
23
Plate tectonics can also be the direct cause of forming
lakes
mountains
rivers
oceans
24
Tension results in which type of fault?
No fault
Strike-Slip fault
Reverse fault
Normal fault
25
What is it called when one plate sinks underneath another?
reduction
strike slip
boundary
subduction
26
What do scientist believe causes plates to move?
a big wheel
convection currents in the mantle
gravity
magic
27
Why do tectonic plates move?
wind currents
ocean currents
convection currents in the mantle
conduction currents in the mantle
28
Earthquakes and volcanoes happen most often
in the middle of plates
in the Earth's core
at Mr. Richmond's house
along plate boundaries
29
Compression results in which type of fault?
No fault
Normal fault
Reverse fault
Strike-Slip fault
30
The types of plate collisions are determined by
The size of the boundary
The density of the plates
The size of the plates
The magnetic orientation of the rock
31
A transform boundary is where the plates are
moving apart
sliding past each other
none of these
colliding together
32
Which layer of the Earth is the hottest?
outer core
inner core
mantle
crust
33
When a hanging wall moves down relative to the footwall.
Strike-slip
Normal
Reverse
Fault block
34
How do scientists know about the layers of the Earth?
earthquake wave data
drilling
volcanoes
hypothesis
35
Which type of plate is more dense?
oceanic
continental
neither
36
The age of oceanic crust compared to continental crust is
not as old as Mr. Wessel
younger
the same age
older
37
The concept of sea floor spread is supported by a documentation of the change in the Earth's
magnetic field
asthenosphere
gravity
core
38
Plate tectonics, or the movement of pieces of Earth's crust, is thought to be caused by
volcanoes
convection currents in the Earth's mantle
Earthquakes
Hot Spots
39
Evidence of plate movement can be found at
plate boundaries
both rift valleys and plate boundaries
rift valleys
plate center
40
Why is the inner core sold and not liquid?
it's not a solid
magic
iron is a solid
crazy amount of pressure
41
Why was Alfred Wegener's theory originally rejected by scientific peers?
He had no evidence.
His theory didn't make any sense.
They already knew the continents could not more.
He couldn't explain how the continents moved.
42
Which layer of the Earth consists of the crust and upper mantle?
asthenosphere
core
mesospher
lithosphere
43
The lithosphere moves over the
asthenosphere
outer core
mesosphere
inner core
44
Which wall is the footwall?
A
B
45
Mountain ranges form at which type of boundary?
irregular
transform
divergent
convergent
46
Which area of the Earth do tectonic plates "float on"?
crust
asthenosphere
core
lithosphere
47
All the continents were once a "super-continent" called....
Pangea
Eurasia
Laurasia
Gondwana
48
Non-volcanic mountains are formed when two continental plates
Subduct
Diverge
Converge
Stay Still
49
Since oceanic crust is denser than continental crust, which statement is true?
Continental crust sinks below Oceanic crust
Oceanic crust sinks below continental crust
Oceanic crust rides above continental crust
Continental crust becomes thinner than oceanic crust
50
The plates along a transform fault
don't move
move side by side
move together
move apart
51
Divergent means
move apart
the title of a book
move together
move along
52
A rift valley is caused by two continental plates
standing still
diverging
converging
slipping
53
Convergent means
move apart
move along
move together
the title of a book
54
Which events occur at plate boundaries?
earthquakes
all of these
mountain building
volcanoes
