A large steep-sided volcano consisting of layers of ash, fragmental debris and lava
A large steep-sided volcano consisting of layers of ash, fragmental debris and lava
Stratovolcanoes
A large steep-sided volcano consisting of layers of ash, fragmental debris and lava
Stratovolcanoes
A mudflow associated with volcanic action or involving volcanic materials
Lahar
The amount the fault or ridge moves away from its point of origin (aka displacement)
Offset
Component of stress perpendicular to the earth’s planar surface (force keeping the boulder/grain from moving)
Normal Stress
A mass of liquid of partially solidified rock that is ejected from a volcano
Bomb
A flow involving movement of broken rock, with little sand or mud, and particle-particle contact; usually developed in gravel or sand
Grain Flow
Relatively slow movement of land, typically at rates of cm/yr
Subsidence
A mass of cold, solid rock ejected from a volcano
Block
Fine materials (dust, ash, and cinders) produced by volcanic action
Tephra
An elevation that a stream cannot erode past, controlled by level of the body of water which the stream discharges into
Base Level