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Plate Tectonic Review Flashcards | StudBud
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Plate Tectonic Review
Plate Tectonic Review
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A #platetectonic review for grade 8 #science
Flashcards
43 cards
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Questions
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Answers
1
Scientists have observed that continents move apart or come together at speeds of a few cm per
week
day
year
month
2
The _____is (are) an example of a transform boundary.
Mid-Atlantic Ridge
San Andreas Fault
Himalayas
Appalachian Mountains
3
The plate boundary that occurs when two plates slide past one another.
Mid-ocean ridge
Oceanic trench
Transform
Convergent
4
Another name for Earth's crust is
asthenosphere
artenosphere
lithosphere
lidosphere
5
Earth's plastic-like layer that supports tectonic plates is called the...
anthrosphere
geosphere
lithosphere
asthenosphere
6
As the seafloor spreads apart, this moves up and flows from the cracks and forms new seafloor.
goop
magma
metamorphic rock
lava
7
Plate tectonics refers to the theory that the
crust of the earth is made up of large plates that move
continents float on the oceans
crust was hot and then it cooled
all of the above
8
Heat from deep in Earth's interior is transferred to its crust from which of the following?
evaporation at mid-ocean ridges
conduction in the ocean
convection in the mantle
radiation from the solid core
9
What is the name of the landmass through which the mid-Atlantic ridge passes?
Greenland
North America
Iceland
Ireland
10
The Himalayan mountain range of India was formed at a
hot spot
convergent boundary
transform boundary
divergent boundary
11
Earth's crust would best be modeled using a material that would be
dense and smooth
liquid and hot
thin and solid
soft and flexible
12
Plates come together at this type of boundary.
Convergent
Mid-ocean ridge
Divergent
Transform
13
__________are thin, very dense, and made of basalt.
mantle materials
lithospheric plates
oceanic plates
continental plates
14
Seafloor spreading provides evidence of which of the following earth processes?
erosion of coastlines
formation of sedimentary rock
movement of crustal plates
weathering of mountains
15
The youngest rocks in the ocean floor are located at the mid-ocean
trenches
ridges
basins
volcanoes
16
The thickest part of a tectonic plate lies below
the center of a continent
the middle of the ocean
a mountain range
a coastal plain
17
Plates move apart at _____ boundaries.
transform
convergent
convection
divergent
18
The thinnest part of a tectonic plate lies beneath
a mountain range
a coastal plain
the middle of the ocean
the center of a continent
19
Mid-ocean ridges are associated with
divergent boundaries
convergent boundaries
normal boundaries
transform boundaries
20
Earth's crust and upper mantle are broken into sections called
asthenospheres
continents
lithospheres
plates
21
If I go out rock hunting and come across a rock with fossils in it, I can assume the rock is
igneous
conglomerate
metamorphic
sedimentary
22
The driving forces of tectonic plates are related to convection currents in Earth's
crust
outer core
mantle
inner core
23
Which of the following is most likely to occur at a divergent plate boundary?
mountains and trenches
rift valleys and mid-ocean ridges
volcanoes and landslides
earthquakes and volcanoes
24
Most of the seafloor is made of this igneous rock.
obsidian
pumice
basalt
conglomerate
25
What type of plate boundary occurs between the N. American plate and the Eurasian plate?
Convergent continental-continental plate boundary
Convergent oceanic/continental plate boundary
Transform boundary
Divergent boundary
26
Crust is neither destroyed or formed along which of the following boundaries?
convergent
divergent
magnetic
transform
27
True/False If a continental plate and a continental plate converge, a subduction zone forms.
True
False
28
The _____ are forming where the Indo-Australian plate collides into the Eurasian plate.
Himalayan mountains
Appalachian mountains
Rocky mountains
Andes mountain range
29
When subjected to intense heat and pressure, limestone will metamorphosize to
obsidian
quartzite
marble
granite
30
What was the cause of the Indonesian tsunami that occured on December 24, 2018?
Continental-continental plate convergence
Continental plate subduction
Oceanic plate subduction
Volcanic eruption and underwater landslide
31
The layer of the Earth that generates a magnetic field.
Outer Core
Lithosphere
Inner Core
Mantle
32
The seafloor spreading theory was proposed by
Stephen Hawking
Harry Hess
Alfred Wegener
Carl Sagan
33
The hypothesis that continents move slowly is called continental
divide
drift
convection
collision
34
The collision of one continental plate with another may produce
rift valleys
mountains
trenches
subduction zones
35
The main points of evidence for _______ are fossils, rocks, and climate.
convergent plate boundaries
continental drift
subduction zone
mid-ocean ridges
36
What is the type of plate boundary most likely to be subducted?
uniform plate boundary
transform plate boundary
divergent plate boundary
convergent plate boundary
37
Term used to define the cycle of heating, rising, cooling, and sinking of earth materials.
divergence
confection
convection
evaporation
38
New ocean crust is formed at
mid-ocean ridges
volcanic arcs
the upper mantle
trench boundaries
39
The _____ is divided into tectonic plates.
mesosphere
asthenosphere
lithosphere
outer core
40
Seafloor spreading is caused by which type of plate boundary?
uniform plate boundary
convergent plate boundary
divergent plate boundary
transform plate boundary
41
Rocks found on the ocean floor are _____continental rocks.
older than
the same age as
younger than
more eroded than
42
Continents move because of
magnetic reversal
seafloor spreading
earthquakes
Pangaea
43
All continents once might have been connected in a large landmass called
Panacea
Oceania
Pangaea
Panera