Question
Magma that flows out onto the ground surface
Answer
Lava
General Knowledge
Fragmental material blown out of a volcano (ex. tephra, cinders, and bombs)
Question
Fragmental material blown out of a volcano (ex. tephra, cinders, and bombs)
Answer
Pyroclastic
The height to which a tsunami wave rushes up onshore
Question
The height to which a tsunami wave rushes up onshore
Answer
Run-up height
A particle of volcanic ash between 2mm and 6mm across
Question
A particle of volcanic ash between 2mm and 6mm across
Answer
Lapilli
Rigid outer rind of Earth approximately 60-100km thick
Question
Rigid outer rind of Earth approximately 60-100km thick
Answer
Lithosphere
Type of collision that forms oceanic island arc of basaltic volcanoes
Question
Type of collision that forms oceanic island arc of basaltic volcanoes
Answer
Ocean-Ocean
Form as sediment is deposited in the slower waters on the inside of the meander bends
Question
Form as sediment is deposited in the slower waters on the inside of the meander bends
Answer
Point bar
The number peaks per second
Question
The number peaks per second
Answer
Frequency
Record local and very strong earthquakes
Question
Record local and very strong earthquakes
Answer
Strong-motion Seismograph
A measure of the total energy expended during an earthquake; depends on its seismic moment determined by: rock shear strength, area of rock, average slip distance offset across the
Question
A measure of the total energy expended during an earthquake; depends on its seismic moment determined by: rock shear strength, area of rock, average slip distance offset across the
Answer
Moment Magnitude