earthquake Flashcards

1
Q

also known as quake

A

earthquake

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2
Q

ALSO KNOWN AS A QUAKE TREMOR, OR TEMBLOR, IS THE PERCEPTIBLE SHAKING OF THE SURFACE OF THE EARTH,

A

earthquake

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3
Q

STRESS INSIDE EARTH IMPLIES PRESSURE DEVELOPED

STRAIN IMPLIES THE DEFORMATION OCCURRED IN THE WORK

ROCKS CAN TAKE 1-2% OF

A

ELASTIC REBOUND THEORY

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4
Q

AMERICAN GEOPHYSICIST

A

HARRY FIELDING REID

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5
Q

➤ HYPO MEANS UNDER OR BENEATH

SPOTS WHERE THE BREAKS OCCUR

➤ ORIGIN OR THE CENTER OF THE EARTHQUAKE

LOCATED UNDERGROUND

A

FOCUS OR HYPOCENTER

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6
Q

➤ EPI MEANS SURFACE

A

EPICENTER

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7
Q

DIRECTLY ABOVE THE FOCUS OF AN EATHQUAKE

➤ WHERE THE EARTHQUAKE VIBRATIONS REACH FIRST

➤ MOST VIOLENT SHAKING OCCURS HERE

A

epicenter

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8
Q

-ENERGY THAT IS RELEASED IN AN EARTHQUAKE

A

SEISMIC WAVES

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9
Q

EARLY WARNING SIGNS

-USED TO MEASURED MOVEMENTS IN EARTH’S SURFACE

A

SEISMOGRAPH

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10
Q

WAS A BRITISH GEOLOGIST AND ENGINEER INVENTED A SIMPLE HORIZONTAL PENDELUM SEISMOGRAPH A MACHINE THAT RECORDS VIBRATIONS

A

working with EWING AND GRAY IN 1880. JOHN MILNE

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11
Q

EARLIEST SEISMOSCOPE WAS INVENTED BY THE CHINESE PHILOSOPHER

A

CHANG HENG IN A.D. 132

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12
Q

GROUND- MOTION DETECTION SENSOR

A

SEISMOMETER

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13
Q

-RECORD PRODUCED BY A SEISMOGRAPH ON A DISPLAY SCREEN OR PAPER PRINTOUT

A

SEISMOGRAM

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14
Q

TWO TYPES OF SEISMIC WAVES

A

body Wave and love wave

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15
Q

TRAVEL THROUGH THE INTERIOR OF THE EARTH

A

BODY WAVES-

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16
Q

➤ -ALSO CALLED COMPRESSIONAL WAVES/ FASTER THAN OTHER SEISMIC WAVES/TRAVEL THROUGH BOTH SOLID AND LIQUIDS

A

PRIMARY WAVES OR P WAVES

17
Q

CANNOT PASS THOUGH FLUIDS OR LIQUIDS/ WAVES THAT SHAKES THE GROUND BACK AND FORTH/ SLOWER THAN P-WAVE FASTER THAN SURFACE WAVES/ TRAVEL THROUGH SOLIDS

A

SECONDAY WAVES ORS- WAVES

18
Q

-MADE HER DISCOVERY WHILE STUDYING A TYPE OF SEISMC WAVE CALLED P-WAVES

A

INGE LEHMANN

19
Q

. TRAVEL AT THE SURFACE OF THE EARTH

A

SURFACE WAVES

20
Q

(AEH LOVE)SHAKE AT THE GROUND SIDE TO SIDE

➤ AUGUSTUS EDWARD HOUGH LOVE PREDICTED THE EXISTENCE OF LOVEWAVES MATEMATICALLY IN 1911/ TRAVEL WITH THE SLOWER VELOCITY
.

A

LOVE WAVES-

21
Q

(JOHN WILLIAM STRUTT.KNOWN AS LORD RAYLEIGH IN 1885)SHAKE AT THE GROUND UP AND DOWN

A

RAYLEIGH WAVES

22
Q

EFFECTS AND DAMAGED DONE BY THE EARTHQUAKE

A

INTENSITY

23
Q

ENERGY RELEASED MY THE EARTHQUAKE

A

MAGNITUDE

24
Q

USED TO MEASURE THE MAGNITUDE OF AN EARTHQUAKE

A

SEISMOGRAPH

25
Q

SCALE FOR THE MAGNITUDE OF AN EARTHQUAKE

A

RICHTER SCALE

26
Q
  • SCALE FOR THE INTENSITY OF AN EARTHQUAKE
A

MERCALLI INTENSITY SCALE

27
Q

CO INVENTED THE IDEA OF THE RICHTER MAGNITUDE SCALE FOR EARTHQUAKES WITH BENO GUTENBERG

A

CHARLES FRANCIS RICHTER-

28
Q

• MAP THAT HIGHLIGHTS AREAS THAT ARE AFFECTED BY OR ARE VULNERABLE TO A PARTICULAR HAZARD

A

HAZARD MAP

29
Q

-EEARTHQUAKE IS A TYPE OF HAZARD THAT DEPENDS ON THE STRENGTH OF SEISMIC ACTIVITY

A

POTENTIAL EARTHQUAKE HAZARD

30
Q

-THE EARTH SHAKES WITH THE PASSAGE OF EARTHQUAKE WAVES

A

GROUND SHAKING OR GROUND MOTION

31
Q

IS AN OFFSET OF THE GROUND SURFACE

A

GROUND OR SURFACE RUPTURE

32
Q

IS REDUCED BY EARTHQUAKE SHAKING

A

LIQUEFACTION STRENGTH AND STIFFNESS OF A SOIL

33
Q

-INDUCED GROUND SUBSIDENCE AND LATERAL SPREADING-DUE TO DOWNWARD VERTICAL DISPLACEMENTS

A

earthquake

34
Q

-A LSO KNOWN AS A SEISMIC SEA WAVE

A

TSUNAMI

35
Q

INDUCED LANDSLIDES/LANDSLIDE- TRIGGERED BY STRONG GROUND MOTIONS

A

EARTHQUAKE-