Question
An abnormally long wavelength wave produced by sudden displacement of water
Answer
Tsunami
An abnormally long wavelength wave produced by sudden displacement of water Read More »
General KnowledgeQuestion
Topographic line or boundary separating watersheds
Answer
Drainage Divide
Topographic line or boundary separating watersheds Read More »
General KnowledgeQuestion
Formed on the ceiling of a cavern when water percolates through fractures in limestone
Answer
Stalactite
Formed on the ceiling of a cavern when water percolates through fractures in limestone Read More »
General KnowledgeQuestion
Slope of the river channel; typically decreases downstream
Answer
Gradient
Slope of the river channel; typically decreases downstream Read More »
General KnowledgeQuestion
A large steep-sided volcano consisting of layers of ash, fragmental debris and lava
Answer
Stratovolcanoes
A large steep-sided volcano consisting of layers of ash, fragmental debris and lava Read More »
General KnowledgeQuestion
A mudflow associated with volcanic action or involving volcanic materials
Answer
Lahar
A mudflow associated with volcanic action or involving volcanic materials Read More »
General KnowledgeQuestion
The amount the fault or ridge moves away from its point of origin (aka displacement)
Answer
Offset
The amount the fault or ridge moves away from its point of origin (aka displacement) Read More »
General KnowledgeQuestion
Component of stress perpendicular to the earth’s planar surface (force keeping the boulder/grain from moving)
Answer
Normal Stress
Question
A mass of liquid of partially solidified rock that is ejected from a volcano
Answer
Bomb
A mass of liquid of partially solidified rock that is ejected from a volcano Read More »
General KnowledgeQuestion
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
