seismic waves Flashcards

1
Q

what natural event causes seismic waves to be produced?

A

earthquakes

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2
Q

what can P waves travel through

A

both solids and liquids

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3
Q

what can s waves travel through?

A

solids (not liquids)

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4
Q

are P waves transverse or longitudinal?

A

longitudinal

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5
Q

are S waves transverse or longitudinal?

A

Transverse

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6
Q

are Surface waves transverse or longitudinal?

A

longitudinal

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7
Q

are S or P waves faster?

A

P waves are faster

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8
Q

How do seismometer stations determine the locations of epicentres?

A

The station detects the seismic P and S waves and measures the time differential, which is used to calculate the distance they have travelled

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9
Q

what happens to the speed of seismic waves as they travel towards the earths mantle?

A

their speed increases

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10
Q

how is the S wave shadow zone formed

A

S waves cannot travel through liquid so cannot travel through the earths liquid part of it’s core

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