Question
Record local and very strong earthquakes
Answer
Strong-motion Seismograph
General Knowledge
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
A landslide in which the mass rotates as it slides on a basal slip surface
Question
A landslide in which the mass rotates as it slides on a basal slip surface
Answer
Rotational Slide
Blocky basalt lava with a ragged clinkery surface
Question
Blocky basalt lava with a ragged clinkery surface
Answer
Aa Flow
Karst-like landscape in permafrost terrain caused by melting of thermofrost under increasing temperatures
Question
Karst-like landscape in permafrost terrain caused by melting of thermofrost under increasing temperatures
Answer
Thermokarst
Flat-topped volcano formed by an eruption under a glacier
Question
Flat-topped volcano formed by an eruption under a glacier
Answer
Tuya
Molten rock
Question
Molten rock
Answer
Magma
Record both local and distant earthquakes; but cannot accurately measure strong earthquakes in the direct vicinity
Question
Record both local and distant earthquakes; but cannot accurately measure strong earthquakes in the direct vicinity
Answer
Broadband Seismograph
Natural Hazards can be separated into _________ and ________ categories.
Question
Natural Hazards can be separated into _________ and ________ categories.
Answer
Economic Impacts and Environmental Impacts
A slurry of rock, sand, water flowing downslope; water usually makes up less than half of the flow volume
Question
A slurry of rock, sand, water flowing downslope; water usually makes up less than half of the flow volume
Answer
Debris Flow