􀂙Magnitude - Does not estimate...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
? 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
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

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...
View Full Document

Ask a homework question - tutors are online