General Knowledge

Question
A flow involving movement of broken rock, with little sand or mud, and particle-particle contact; usually developed in gravel or sand
Answer
Grain Flow

Question
Relatively slow movement of land, typically at rates of cm/yr
Answer
Subsidence

Question
A mass of cold, solid rock ejected from a volcano
Answer
Block

Question
Fine materials (dust, ash, and cinders) produced by volcanic action
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Tephra

Question
An elevation that a stream cannot erode past, controlled by level of the body of water which the stream discharges into
Answer
Base Level

Question
A landslide that moves along a regular sloping planar surface
Answer
Translational Slide

Question
Extremely rapid downslope movement of large volumes of rock and debris
Answer
Sturzstrom

Question
Used to measure earthquakes
Answer
Seismograph

Question
The potential degree to which an individual or community could be affected by a natural hazard
Answer
Sensitivity