Magma from within the Earth's upper mantle works its way to the surface. At the surface, it erupts to form lava flows and ash deposits. Over time as it continues to erupt, it will get bigger and bigger.
What is volcano formation
100
Vibrations caused by the rupture and sudden movement of the rocks along a break or a crack in Earth's crust
What is Earthquake
100
The fastest but weakest
What is P-waves
100
Measures Magnitued
What is Richter Magnitude Scale
100
What happens to primary waves when they hit the liquid outer core
What is They slow down
200
The smallest type of volcano
What is Shield Volcano
200
A scientist that studies earhquakes
What is Seismologist
200
The slowest but strongest waves
What is S-waves
200
Each increase of 1 unit on the scale represents 10x the amount of ground motion recorded on a seismogram
What is Richter Magnitude Scale
200
A location where vocanoes from far from plate boundaries
What is Hot Spots
300
The more of it the slower the lava of and erupting volcano is
What is Silica
300
Epicenter
What is The location on Earth's surface directly above an earthquake's focus
300
A graphical illustration of seismic waves
What is seismogram
300
Measures the total amount of energy released by the earthquake
What is Moment Magnitude Scale
300
Molten rock stored beneath Earth's surface
What is Magma
400
Kilauea in Hawaii
What is most active volcano in the world
400
The cause of earthquakes
What is Faults
400
Energy that travels as vibrations on and in Earth
What is Seismic wave
400
Evaluates the damage that results from shaking
What is Modified Mercalli Scale
400
Positive results of volcanic eruptions
What is The rock and soil are enriched with valuable nutrients
500
A vent in Earth's crust through which molten rock flows
What is Volcano
500
The place where earthquakes are least likely to happen
What is Texas or the Great Lakes
500
A location inside Earth were seismic waves originate
What is Focus
500
Shaking is directly related to earthquake intensity
What is Modified Mercalli Scale
500
What type of flow moves at speeds of more than 100 km/hr and have temperatures of 2,000 degrees Celsius