Question
A huge collapse depression at the Earth’s surface that sank into a near-surface magma chamber during eruption of the magma
Answer
Resurgent Caldera
General Knowledge
The length of a fault broken during an earthquake
Question
The length of a fault broken during an earthquake
Answer
Surface Rupture Length
Developed in 1902 by Giuseppe Mercalli
Question
Developed in 1902 by Giuseppe Mercalli
Answer
Mercalli Intensity Scale
Measure earthquakes quantitatively, independent of location and assigns a magnitude value based on energy released
Question
Measure earthquakes quantitatively, independent of location and assigns a magnitude value based on energy released
Answer
Magnitude Scale
Involves the movement of a slab of rock, debris, or cohesive mud as a single unit
Question
Involves the movement of a slab of rock, debris, or cohesive mud as a single unit
Answer
Slide
The time between seismic waves
Question
The time between seismic waves
Answer
Period
Extremely rapid downslope movement of large volumes of rock and debris
Question
Extremely rapid downslope movement of large volumes of rock and debris
Answer
Sturzstrom
Secondary/Shear waves that shake back and forth perpendicular to the direction of wave travel, cannot travel through a liquid (4.5km/s upper mantle, 3.5km/s crust)
Question
Secondary/Shear waves that shake back and forth perpendicular to the direction of wave travel, cannot travel through a liquid (4.5km/s upper mantle, 3.5km/s crust)
Answer
S Wave
Used to measure earthquakes
Question
Used to measure earthquakes
Answer
Seismograph
The potential degree to which an individual or community could be affected by a natural hazard
Question
The potential degree to which an individual or community could be affected by a natural hazard
Answer
Sensitivity