The wavelength is the distance between successive points of equal amplitude and phase on a wave (for example, crest to crest or trough to trough).
Subduction is the process of the oceanic lithosphere colliding with and descending beneath the continental lithosphere.
The mantle is the part of the earth's interior between the metallic outer core and the crust.
A fault that is likely to have another earthquake sometime in the future. Faults are commonly considered to be active if they have moved one or more times in the last 10,000 years.
YBP is an abbreviation for "years before present".
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