geohazards Flashcards

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1
Q

A’A’

A

a mafic lava flow with a rough blocky surface

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2
Q

pahoehoe

A

low viscosity lava flow, smooth billowy lobes

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3
Q

two greatest threats from volcanos

A

pyroclastic flow and lahars (mudflow)

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4
Q

three types of faults

A

normal: diverging, tension
reverse: converging, compression
strike slip: transforming, shearing

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5
Q

earthquake waves

A

P waves
S waves
R and L waves (most destructive)

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