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Terms 2
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Terms 5
100
A measure of damage done by an earthquake
What is MERCALLI SCALE
100
Liquid’s ability to flow
What is VISCOSITY
100
Small,steep-sided volcano that erupts gas-rich, basaltic lava.
What is CINDER CONE VOLCANO
100
P-wave fastest-moving type of seismic wave-causes push-pull motion
What is PRIMARY WAVE-
100
H2o ?
What is WATER
200
Is a depression formed when a volcano’s summit collapse or is blown away by an explosive eruption ?
What is CALDERA
200
Magma that is rich in silica forms when the mantle mixes
What is CONTINENTAL CRUST
200
The main chemical in magma
What is SILICA
200
Tiny particles of pulverized volcanic rock and glass
What is VOLCANIC ASH-
200
S-wave causes particles in the ground to move side to side and up and down at right angles ?
What is SECONDARY WAVE-
300
To cause to disperse or disappear
What is DISSOLVED
300
Large,steep sided volcano that results from explosive eruptions of andesite and rhyolitic s lavas
What is COMPOSITE VOLCANO
300
Large volcano with gentle slope of basaltic lava
What is SHIELD VOLCANO
300
The area of earthquake and volcano activity around the Ring of Fire
What is PACIFIC
300
A measure of earthquake magnitude
What is RICHTER SCALE
400
Causes vibrations in the ground that results from movement along breaks in the Earth’s lithosphere
What is Earthquakes
400
The point where an earthquake begins
What is FOCUS
400
Vent in the Earth’s crust through which molten rock flows
What is VOLCANO
400
Molten rock below Earth’s surface
What is MAGMA
400
Boundary where one tectonic plate descends into the mantle and partially melts
What is CONVERGENT
500
Molten rock that erupts onto Earth’s surface
What is LAVA
500
Volcano that is not associated with a plate boundary
What is HOT SPOT
500
Magma with high silica content
What is ANDESITE
500
Based partly on the earthquake history of an area
What is EARTHQUAKE RISK
500
Boundary where two tectonic plate separate
What is DIVERGENT