Lenses of pure ice developed in permafrost sediment
Lenses of pure ice developed in permafrost sediment
Segregated Ice
Lenses of pure ice developed in permafrost sediment
Segregated Ice
An abnormally long wavelength wave produced by sudden displacement of water
Tsunami
Topographic line or boundary separating watersheds
Drainage Divide
Formed on the ceiling of a cavern when water percolates through fractures in limestone
Stalactite
Slope of the river channel; typically decreases downstream
Gradient
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