I
DONT
GIVE
A
QUAKE
100
What is a measure of earthquake magnitude
What is RICHTER SCALE
100
tiny particles of pulverized volcanic rock and glass
What is VOLCANIC ASH
100
volcano that is not associated with a plate boundary
What is HOT SPOT
100
liquid’s ability to flow
What is VISCOSITY
100
agma with high silica content
What is ANDESITE
200
What is molten rock below Earth’s surface
What is MAGMA
200
molten rock that erupts onto Earth’s surface
What is LAVA
200
large volcano with gentle slope of basaltic lava
What is SHIELD VOLCANO
200
a flow of fast-moving cloud of ash, hot gases, and rock that explodes from an erupting volcano
What is PYROCLASTIC FLOW
200
Boundary where two tectonic plate separate
What is DIVERGENT
300
What is magma that is rich in silica forms when the mantle mixes
What is CONTINENTAL CRUST
300
based partly on the earthquake history of an area
What is EARTHQUAKE RISK
300
the main chemical in magma
What is SILICA
300
causes vibrations in the ground that results from movement along breaks in the Earth’s lithosphere
What is EARTHQUAKES
300
To cause to disperse or disappear
What is DISSOLVED
400
dissolved amounts of viscosity that determines the explosiveness of magma
What is GASES
400
the point where an earthquake begins
What is FOCUS
400
large,steep sided volcano that results from explosive eruptions of andesite and rhyolitic s lavas
What is COMPOSITE VOLCANO
400
the area of earthquake and volcano activity around the Ring of Fire
What is PACIFIC
400
P-wave fastest-moving type of seismic wave-causes push-pull motion
What is PRIMARY WAVE
500
vent in the Earth’s crust through which molten rock flows
What is VOLCANO
500
a measure of damage done by an earthquake
What is MERCALLI SCALE
500
small,steep-sided volcano that erupts gas-rich, basaltic lava
What is CINDER CONE VOLCANO
500
boundary where one tectonic plate descends into the mantle and partially melts
What is CONVERGENT
500
Is a depression formed when a volcano’s summit collapse or is blown away by an explosive eruption
What is CALDERA
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