Spectrum
The spectrum
is a
curve showing amplitude and
phase as a function of frequency
or period, or how much of each
type of shaking there is from an earthquake.
U.S.
Department of the Interior, U.S. Geological
Survey
This page is brought to you by the Earthquake Hazards Program
URL: http://earthquake.usgs.gov/image_glossary/
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Last modification:
Tuesday, 21-May-2002 14:26
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