Earthquake Definitions 1
Volcano Definitions 1
Earthquake Definitions 2
Volcano Definitions 2
Other Definitions
100
Causes vibrations in the ground that results from movement along breaks in the Earth’s lithosphere
What is Earthquakes
100
Vent in the Earth’s crust through which molten rock flows
What is Volcano
100
Magma that is rich in silica forms when the mantle mixes
What is Continental Crust
100
Boundary where one tectonic plate descends into the mantle and partially melts
What is Convergent
100
H2O substance with no physical shape or color, consumable & relied on by all organisms
What is Water
200
S-wave causes particles in the ground to move side to side and up and down at right angles
What is Secondary Wave
200
Vent in the Earth’s crust through which molten rock flows
What is Volcanic Ash
200
The point where an earthquake begins
What is Focus
200
Magma with high silica content
What is Andesite
200
Dissolved amounts of viscosity that determines the explosiveness of magma
What is Gases
300
P-wave fastest-moving type of seismic wave-causes push-pull motion
What is Primary Wave
300
molten rock at dangerous temperatures, magma exposed to Earth’s atmosphere
What is Lava
300
scale to measure the aftermath (total dealt damage) of an earthquake from a 1 - 12 point scale
What is Mercalli Scale
300
To cause to disperse or disappear
What is Dissolved
300
Liquid’s ability to flow
What is Viscosity
400
A measure of earthquake magnitude
What is Richter Scale
400
Volcano that is not associated with a plate boundary
What is Hot Spot
400
area of earthquake and volcano activity around the Ring of Fire
What is Pacific
400
molten rock at 700˚C - 1300˚C that is molten rock below the surface, can cool & crystalize into harden rock material
What is Magma
400
A flow of fast-moving cloud of ash, hot gases, and rock that explodes from an erupting volcano
What is Pyroclastic Flow
500
Based partly on the earthquake history of an area
What is Earthquake risk
500
Large volcano with gentle slope of basaltic lava
What is Shield Volcano
500
separation of objects that are moving in the opposite direction & force of direction
What is Divergent
500
Is a depression formed when a volcano’s summit collapse or is blown away by an explosive eruption
What is Caldera
500
Small,steep-sided volcano that erupts gas-rich, basaltic lava.
What is Cinder Cone Volcano
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