Quiz 10 - 3.3 Flashcards

1
Q

the point underground where an earthquake begins

A

focus

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2
Q

volcanic fragments called “little stones”

A

lapilli

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3
Q

holes or cracks serving as escape vents for underground gases

A

fumaroles

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4
Q

lava fragments that solidify almost immediately

A

tephra

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5
Q

molten rock that has reached the earth’s surface

A

lava

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6
Q

monstrous ocean waves that may be caused by earthquakes

A

tsunamis

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7
Q

a break that appears in the rock at the boundary between two moving masses of rock

A

fault

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8
Q

melted rock

A

magma

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9
Q

The most famous scale sued to measure earthquake strength

A

Richter scale

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10
Q

The study of earthquakes

A

seismology

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11
Q

The belt of volcanoes that encircles the Pacific Ocean is know as this..

A

Ring of Fire

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12
Q

The strength of an earthquake

A

magnitude

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