Earthquakes 1
Volcanoes 1
Other
Volcanoes 2
Others
100
Causes vibrations in the ground that results from movement along breaks in the Earth’s lithosphere
What is earthquake
100
Molten rock below Earth’s surface
What is Magma
100
Boundary where two tectonic plate separate
What is Divergent
100
Magma with high silica content
What is Andesite
100
To cause to disperse or disappear
What is Dissolved
200
A measure of earthquake magnitude
What is richter scale
200
Vent in the Earth’s crust through which molten rock flows
What is Volcano
200
Boundary where one tectonic plate descends into the mantle and partially melts
What is Convergent
200
Large volcano with gentle slope of basaltic lava
What is Shield Volcano
200
The main chemical in magma
What is Silica
300
Based partly on the earthquake history of an area
What is Earthquake Risk
300
Molten rock that erupts onto Earth’s surface
What is Lava
300
H2o
What is Water
300
Small,steep-sided volcano that erupts gas-rich, basaltic lava.
What is Cinder Cone Volcano
300
Liquid’s ability to flow
What is Viscosity
400
The point where an earthquake begins
What is Focus
400
Tiny particles of pulverized volcanic rock and glass
What is Volcanic Ash
400
Magma that is rich in silica forms when the mantle mixes
What is Continental Crust
400
Large,steep sided volcano that results from explosive eruptions of andesite and rhyolitic s lavas
What is Composite Volcano
400
P-wave fastest-moving type of seismic wave-causes push-pull motion
What is Primary Wave
500
The area of earthquake and volcano activity around the Ring of Fire
What is Pacific
500
Volcano that is not associated with a plate boundary
What is Hot Spot
500
Dissolved amounts of viscosity that determines the explosiveness of magma
What is Gases
500
A flow of fast-moving cloud of ash, hot gases, and rock that explodes from an erupting volcano
What is Pyroclastic Flow
500
S-wave causes particles in the ground to move side to side and up and down at right angles
What is Secondary Wave
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