The Solid Earth - Chapter 5: Earthquake Waves Flashcards

1
Q

The study of earthquake waves

A

Seismology

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2
Q

The instruments that record earthquake waves

A

seismographs

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3
Q

The records produced by seismographs

A

seismograms

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4
Q

Elastic energy radiating outward in all directions

A

Seismic waves

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5
Q

The waves that travel across the outer layer of the earth

A

surface waves

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6
Q

The waves that travel through earth’s interior

A

body waves

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7
Q

Two types of body waves

A

P - primary

S - secondary

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8
Q

P waves ______ and ____ rocks in the direction the wave is travelling

A

push (compress), pull (dilate)

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9
Q

S waves ____ the particles at right angle to their direction of travel

A

shake

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10
Q

A slinky exhibits the characteristics of a __ wave

A

P

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11
Q

Which waves arrive at the recording station first?

A

P waves

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12
Q

Seismic waves allow us to determine the location and _____ of the earthquake

A

magnitude

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