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Leedle Leedle Lee
100
What is something that causes vibrations in the ground that results from movement along breaks in the Earth’s lithosphere?
EARTHQUAKES
100
What is to cause to disperse or disappear?
DISSOLVED
100
What is a measure of earthquake magnitude?
RICHTER SCALE
100
What are tiny particles of pulverized volcanic rock and glass?
VOLCANIC ASH
100
What is volcano that is not associated with a plate boundary?
HOT SPOT
200
What is the area of earthquake and volcano activity around the Ring of Fire?
PACIFIC
200
What is a P-wave fastest-moving type of seismic wave-causes push-pull motion?
PRIMARY WAVE
200
What is molten rock below Earth’s surface?
MAGMA
200
What is molten rock that erupts onto Earth’s surface?
LAVA
200
What is large volcano with gentle slope of basaltic lava?
SHIELD VOLCANO
300
What is a boundary where one tectonic plate descends into the mantle and partially melts?
CONVERGENT
300
What is a depression formed when a volcano’s summit collapse or is blown away by an explosive eruption?
CALDERA
300
What is magma that is rich in silica forms when the mantle mixes?
CONTINENTAL CRUST
300
What is based partly on the earthquake history of an area?
EARTHQUAKE RISK
300
What is the main chemical in magma?
SILICA
400
What is magma with high silica content?
ANDESITE
400
What is a S-wave causes particles in the ground to move side to side and up and down at right angles?
SECONDARY WAVE
400
What is dissolved amounts of viscosity that determines the explosiveness of magma?
GASES
400
What is the point where an earthquake begins?
FOCUS
400
What is a large, steep sided volcano that results from explosive eruptions of andesite and rhyolitic lava?
COMPOSITE VOLCANO
500
What is a boundary where two tectonic plate separate?
DIVERGENT
500
What is a colorless, transparent, odorless, tasteless liquid that forms the seas, lakes, rivers, and rain and is the basis of most fluids?
WATER
500
What is a vent in the Earth’s crust through which molten rock flows?
VOLCANO
500
What is a measure of damage done by an earthquake?
MERCALLI SCALE
500
What is a small,steep-sided volcano that erupts gas-rich, basaltic lava.
CINDER CONE VOLCANO
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