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EARTHQUAKE > EARTHQUAKES AND FAULTS > Flashcards

EARTHQUAKES AND FAULTS Flashcards

1
Q

hotter than earths surface

A

INNERCORE

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2
Q

fracture in earths surface

A

FAULT

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3
Q

forms when rocks of the crust are compressed/stretched

A

FAULT

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4
Q

series of associated faults spreaded around the area

A

FAULT ZONE

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5
Q

fault that has not be active for 10,000 years/ more dangerous

A

INACTIVE FAULT

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6
Q

faults that occur more often/ less dangerous

A

ACTIVE FAULT

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7
Q

stretched a way from each other

A

TENSIONAL STRESS

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8
Q

pushed perpendicularly to the axis

A

SHEAR STRESS

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9
Q

certain piece of landmass

A

PLATE

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10
Q

what type of fault is a dipslip fault

A

NORMAL FAULT

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11
Q

forms when rocks are stretched

A

DIPSLIP FAULT

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12
Q

forms when rocks are compressed

A

REVERSE FAULT

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13
Q

forms when it makes an angle of less than 45 degees

A

THRUST FAULT

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14
Q

forced to move in parallel but different directions

A

STRIKESLIP FAULT

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15
Q

shearing and compression or tension combine

A

OBLIQUE STRIKE SLIP FAULT

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16
Q

long, narrow and usually steep sided

17
Q

most extensive fault zone in the Philippines

A

PHILIPPINE FAULT SYSTEM

18
Q

marked by a break slop in between the mountains

A

CENTRAL MINDORO FAULT

19
Q

near angat dam, santa rosa, tagaytay

A

VALLEY FAULT SYSTEM

20
Q

how many important earthquakes in the past 1500 years

21
Q

found between batangas/mindoro and verde island/manila trench

A

LUHANG FAULT

22
Q

does not break from stress exertion/ returns to its original shape

A

KINETIC ENERGY

23
Q

energy: compressional/tensional stress potential energy

A

ELASTIC ENERGY

24
Q

rocks break around the fault, the stored energy is released/ special type of kinetic energy

A

SEISMIC ENERGY

25
Q

passes through rocks as seismic waves

A

SEISMIC ENERGY

26
Q

points our rocks weakpoint

A

HYPOCENTER

27
Q

edge of fault

A

FAULT LINE

28
Q

directly above focus

29
Q

most powerful earthquake

A

SOUTHERN CHILE EARTHQUAKE 1960

30
Q

9.0 mag earthquake

A

SENDAI, TOHOKU EARTHQUAKE

31
Q

underwater coast of northwest/ generated giant tsunami

A

SUMATRAN EARTHQUAKE DECEMBER 26, 2004

32
Q

who made first true seismology

A

ITALIAN PHYSICIST AND PREIST FILIPPO CECHI

33
Q

has pendelum/ small pen attached to base of mass

A

HORIZONTAL SEISMOGRAPH

34
Q

mass suspended by a spring that is attached to the base

A

VERTICAL SEISMOGRAPH

35
Q

invented sensitive horizontal pendulum

A

JOHN MILNIE

36
Q

better than old machines/ wirelessly transmitted

A

SEISMOMETER

37
Q

data recorded by seismometer

A

SEISMOGRAM

38
Q

comprised more than 150 permanent sensor

A

GLOBAL SEISMOGRAPHIC NETWORK/ GSN

EARTHQUAKE (21 decks)

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