Earthquakes And Volcano Review Sheet For Test Part 2- 11/20/2014 Flashcards

0
Q

Move slowly through rock

A

S waves

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1
Q

Longitudinal waves

A

P waves

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2
Q

Large sea wave created by an underwater earthquake, volcano, or landslide

A

Tsunami

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3
Q

Measure AMOUNT OF ENERGY released by earthquake

A

Moment magnitude scale

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4
Q

Ash, dust, cinders, blocks thrown into the air from volcanic eruptions

A

Tephra

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5
Q

Movement of earth’s crust releases…

A

Stored energy

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6
Q

Break in a mass of rock along which movement occurs

A

Fault

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7
Q

Cannot travel through liquid

A

S wave

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8
Q

Example of a cinder come volcano

A

Para cutin

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9
Q

Hawaii was made from a

A

Hot spot (middle of plate)

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10
Q

Hot, fast moving lava

A

Pahoehoe

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11
Q

Example of transform fault

A

San-Andraus fault

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12
Q

Location under earth’s surface where earthquakes start

A

Focus

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13
Q

Rocks pull on crust stretching rock

A

Tension (a stress)

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14
Q

Scale that measures MAGNITUDE of earthquakes

A

Richter scale

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15
Q

Molten rock on Earth’s surface

A

Lava

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16
Q

Example of a composite volcano

A

Mt. Fuji

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17
Q

Molten rock UNDER earth’s surface

A

Magma

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18
Q

Location on earth’s surface above focus

A

Epicenter

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19
Q

Volcanoes with:

Broad slopes

Quiet eruptions

Largest volcanoes

A

Shield volcanoes

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20
Q

Transverse waves

A

S- waves

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21
Q

Clouds of tephra with hot gas that move fast

Most dangerous part of a volcanic eruption

A

Phyroplastic flow

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22
Q

Fault cause by tension

A

Normal fault

23
Q

RATES type of damage and other effects noted by observers

A

Modified Mercalli scale

24
Slow, chunky lava
AA
25
Rocks are pushed into two opposite directions (what stress?)
Shearing
26
Example of a shield cone volcano
Mauna Loa
27
Wave that looks like a compressed spring
P wave
28
Plate that matches with ring of fire
Pacific plate
29
Rocks are squeezed until they break (type of stress on a rock)
Compression
30
Energy from earthquakes is released as...
Seismic waves
31
Wave that looks like a rope being shaken up and down
S wave
32
Type of eruption where lava erupts in a stream of easily flowing lava
Quiet eruption
33
Fault caused by compression
Reverse Fault
34
Underwater lava
Pillow lava
35
Used to record P waves, S waves, and Surface waves
Seismograph
36
Volcano built from alternating layers of ash, cinders and lava Explosive eruptions
Composite volcano
37
Fault cause by shearing
Strike-slip fault
38
Structure that allows magma to rise to the surface
Pipe (Condult)
39
Waves that move slower than S and P waves but produce larger ground movements (more damage)
Surface waves
40
80% of all volcanoes are located here
Ring of Fire
41
A volcano that is currently erupting or has erupted in the past 10.000 years
Active Volcano
42
Active volcano that's not erupting but is thought to erupt again
Dormant
43
This is connected to the conduit and is a bowl shaped pit at top of volcano
Crater
44
First waves to reach the recording station
P waves
45
Depression at top of volcano caused by shell collapse
Caldera
46
Volcano with steep sides, explosive eruptions of ash and cinders
Cinder cone
47
Occurs in middle of plates & the region where hot rock extends from the mantle
Hot spot
48
Protrusion from extra lava flows
Lava dome
49
Type of eruption when LAVA and HOT GASES are thrown outward (Lava solidifies quickly)
Explosive eruption
50
Has not erupted for 10,000 years and is not expected to erupt again
Extinct
51
Where magma collects
Magma chamber
52
Damage of earthquake depends on...
* Distance between populated areas and the epicenter, * The depth of the focus, and * The physical properties of the surface rocks.
53
Composite, explosive Mt. Fuji
...
54
Shield volcano, quiet eruption, Mona loa
55
Normal- tension
Compression-reverse
56
Shearing- strike- slip
Thank You! :)