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Earth's Structure and Processes Flashcards | StudBud
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Earth's Structure and Processes
Earth's Structure and Processes
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Plate tectonics, earthquakes, volcanoes
Flashcards
41 cards
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Questions
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Answers
1
Surface waves...
are the fastest earthquake wave
can move through all layers of the Earth
do not cause any damage
are a comination of P and S waves
2
Letter C is showing the arrival of the...
Surface waves
P waves
S waves
3
What happens to density as you go deeper into the Earth?
Increases
Decreses
4
What is the outermost layer of the Earth?
Mantle
Inner Core
Outer Core
Crust
5
What type of stress formed these mountains?
Convection
Tension
Shearing
Compression
6
What type of boundary is this?
strike slip
divergent
convergent
transform
7
Which layer of Earth is made mostly of iron and nickel?
Mantle
Asthenosphere
Crust
Core
8
Continental crust is made of...
granite
feldspar
basalt
nickel
9
Which location shows the focus of an earthquake?
pickles
C
A
B
10
Which location shows the epicenter of an earthquake?
B
A
C
shoe
11
Where is the heat that drives convection currents coming from?
The Sun
The Earth's core
Humans
Weather
12
What feature forms at this type of boundary?
trenches
tall mountain ranges
mid ocean ridges
folded mountains
13
What causes the Earth's plates to move, changing the shape, size, and position of continents?
convection currents in the mantle
vibrations from earthquakes
the core spinning
gravity from the Sun and Moon
14
How did scientists determine that the inner core is solid and outer core is liquid?
They studied EQ waves and their behaviors.
By studying the effects of Earth's gravity.
They sent a person down to the core to explore.
They drilled down to the center of the Earth.
15
What are the jagged lines that are the record from an earthquake called?
epicentergraph
seismograph
triangulator
seismogram
16
What is the name of our supercontinent when all land masses were joined?
Pangaea
Europa
Plateau
Pluto
17
The top portion of the mantle that plates float on is called the...
geosphere
asthenosphere
lithosphere
subduction zone
18
Which type of fault is caused by compression forces?
Transform
Reverse
Normal
Strike Slip
19
When continental and continental crust collide, what happens?
trenches form
mountains form
20
Oceanic crust is made of...
magnesium
basalt
iron
granite
21
What is the name for the machine that records earthquake vibrations?
triangulator
epicentergraph
seismograph
seismogram
22
Which type of crust is more dense?
Continental
Oceanic
23
Earthquakes occur MOST frequently at...
divergent boundaries
convergent boundaries
transform boundaries
24
How many points are used in triangulation?
3
4
2
1
25
Is crust being created or destroyed at this type of boundary?
created
destroyed
26
What features occur at the boundary shown here?
Folded Mountains
Trenches
All of the Above
Earthquakes
27
The opening of a volcano is called the...
fault
mouth
canyon
vent
28
A P wave is...
compressional
transverse AND longitudinal
longitudinal
transverse
29
How do you find the epicenter of an earthquake using triangulation?
Where the smallest circle is drawn.
Where all circles intersect.
Where 2 circles intersect.
Where the biggest circle is drawn.
30
Forces that pull rocks apart are called...
Compression forces
Reverse forces
Shearing forces
Tension forces
31
Earth's outer core is...
Liquid
Gas
Lava
Solid
32
Forces or stresses great enough to cause rocks to break can create...
plate boundaries
subduction
magma
faults
33
The crust plus a a little of the upper mantle is called the...
asthenosphere
geosphere
subduction zone
lithosphere
34
At this type of boundary, crust is...
neither created nore destroyed
created
destroyed
35
The area in the Pacific Ocean where volcanoes are the most common is called...
Pangaea
Fault Zone
The Ring of Fire
Subduction Zone
36
Which earthquake wave travels the fastest and arrives first?
S wave
Surface Wave
P wave
Transverse wave
37
Hawaii formed from a...
a new plate boundary forming
a crack in the crust from an earthquake
humans made it
hot spot
38
When hot molten rock is BELOW the surface of the Earth it is...
magma
lava
39
Which type of earthquake wave can only move through solid rock and is a transverse wave?
Surface wave
S wave
P wave
Ocean wave
40
The energy that spreads in all directions as vibrations from an earthquake are...
crustal vibration waves
seismic waves
fault waves
sensory waves
41
What is the thickest layer of Earth?
Inner Core
Outer Core
Mantle
Crust
