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Unit 2 Earth's Interior Review Flashcards | StudBud
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Unit 2 Earth's Interior Review
Unit 2 Earth's Interior Review
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1
Earth's outer shell is broken up into pieces called _____________________________.
Continents
Crustal fragments
Oceanic crust
Tectonic plates
2
Based on Wegner's theory, Coal beds found in Antarctica indicate that Antarctica was once found..
near the equator
at the poles
it has not moved
3
Parts of the crust are?
river beds and mountains
lava beds
continental and oceanic crust
4
The light and dark stripes shown on this diagram represent _______ which supports the process of sea floor spreading.
Different types of rocks
Different types of fossils
Magnetic reversals
5
Which material makes up most of the inner core?
Plastic
Molten Rock
Nickel
Iron
6
Alfred Wegner's theory that the continents are continuously drifting together and apart is referred to as..
Plate Tectonic Theory
Pangea Theory
Continental Drift Theory
7
Which choice correctly lists the layers from coolest to hottest?
Mesosphere, asthenosphere, outer core, inner core
Upper mantle, outer core, mesosphere, crust
Crust, mantle, outer core, inner core
Crust, outer core, mantle, inner core
8
Use the diagram below, which layer represents the crust?
3
2`
1
4
9
Which layer of the Earth is completely liquid?
The inner core
The middle mantle
The outer core
The asthenosphere
10
The diagram below represents..
Sea Floor Spreading
A transform boundary
A Convergent boundary
11
What heats Earth's Interior?
radioactive materials
granite lithium crystals
solar heat penetration
12
_________________ crust is more dense than ___________________ crust.
oceanic, continental
continental, oceanic
neither...all crust has the same density.
13
What led to an atmosphere with breathable air?
evaporation
stromatolites
trees
14
Earth's water was first brought to Earth in..
Volcanic Eruptions
Aliens from outer space
Meteorites filled with Zircon
15
Where are the densest, heaviest parts of the Earth found?
Inner Core
Outer Core
Mantle
Crust
16
In the beginning, the oceans were green due to...
excessive heat
fish swimming around
excessive rain
excessive iron
17
At which letter on the diagram would you find the youngest rocks?
A
They are the same age
B
18
____ is molten material below the Earth's surface.
magma
lava
19
Which list correctly lists the layers from most dense to least dense?
Lower mantle, middle mantle, upper mantle, crust.
Inner core, outer core, mantle, crust
Crust, mantle, outer core, inner core
Inner core, outer core, lithosphere, asthenosphere
20
How is the age of the rocks changing from C to A in the diagram below?
Age is increasing
Age is not changing
Age is decreasing
21
The layers separated into different layers due to ____.
differences in composition
differences in gravity
differences in density
22
Which is NOT one of the 4 pieces of evidence that supports the Continental Drift Theory?
Climatic evidence of glacial deposits in Africa.
Continents fit together like a jigsaw puzzle
Different types of rocks found on the same continent
Same fossils found on different continents
23
The lower part of the mantle is also called the __________.
Lower mantle
Athenosphere
Lithosphere
24
This layer is solid due to the intense pressure placed upon it by the rest of the planet.
Crust
Mantle
Inner Core
Outer Core
25
Which two layers form the Earth's lithosphere?
The mesosphere & asthenosphere
The mantle & crust
The upper mantle & crust
The inner core & outer core
26
Convection currents occur in this layer.
Outer Core
Mantle
Crust
Inner Core
27
What is the process that separated out the layers of the Earth called?
Separation
Gravitation
Differentiation
28
When the Earth was beginning to form, the surface was...
solid granitic rock
covered with water
molten lava
29
Which type of seismic wave can travel through liquids?
P-Waves
Both P & S-Waves
Neither P nor S-Waves
S-Waves
30
The "plate" from tectonic plates is called the ____.
Magnetosphere
Lithosphere
Athenosphere
31
Using the diagram, which layer represents the inner core?
2
4
3
1
32
"Plastic" refers to solids that flow. Which layer of the earth's interior is the most plastic?
crust
inner core
outer core
mantle
33
How is the age of the rocks changing form A to B?
Age is increasing
Age is decreasing
Age is not changing
34
Using the diagram below, which layer represents the mantle?
1
3
2
4
35
_______ is the process in which more dense materials sink and the less dense material rises.
differentiation
gravitiation
separation
36
Compared to the other layers, the crust is ..
thinner
more dense
thicker
37
The plates that move about the Earth's surface are pieces of the _______________________.
Asthenosphere
Mesoshpere
Lithosphere
Crust
38
Which ingredient in the Earth is the most dense?
Basalt
Magnesium
Oxygen
Iron
39
Using the diagram below, which layer represents the outer core?
3
4
2
1
40
This layer of Earth is solid iron and nickel.
Inner Core
Outer Core
Crust
Mantle
41
This layer of Earth is liquid iron and nickel.
Crust
Mantle
Inner Core
Outer Core
42
What creates Earth's magnetic field?
movement in the outer and inner core
gravitational pull of the moon
metals found in the crust
43
Steam cooling from volcanic activity to form clouds and rain for millions of years produce....
The Earth's Surface
The Earth's 1st Continents
The Earth's 1st Oceans
44
If you could travel deep into the Earth, what would happen to the temperature as we go deeper?
It would go down
It would go up
it would stay the same