􀂙Magnitude

􀂙Magnitude - Does not estimate...

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? Magnitude • Concept introduced by Charles Richter in 1935 • Often measured using the Richter scale • Based on the amplitude of the largest seismic wave • Each unit of Richter magnitude equates to roughly a 32- fold energy increase
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Unformatted text preview: Does not estimate adequately the size of very large earthquakes ? Moment magnitude scale Measures very large earthquakes Derived from the amount of displacement that occurs along a fault zone...
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