scales of earthquake intensity

См. также в других словарях:

• earthquake intensity —   a measure of how much damage an earthquake causes. Several scales are in use which have developed over time from the very crudest, subjective observations of the 19th century, to relatively sophisticated, empirical forms today. ie: Rossi Forel… …   Geography glossary

• earthquake — /errth kwayk /, n. 1. a series of vibrations induced in the earth s crust by the abrupt rupture and rebound of rocks in which elastic strain has been slowly accumulating. 2. something that is severely disruptive; upheaval. [1300 50; ME erthequake …   Universalium

• Earthquake engineering — is the study of the behavior of buildings and structures subject to seismic loading. It is a subset of both structural and civil engineering.The main objectives of earthquake engineering are: * Understand the interaction between buildings or… …   Wikipedia

• Earthquake — For other uses, see Earthquake (disambiguation). Global earthquake epicenters, 1963–1998 …   Wikipedia

• Mercalli intensity scale — Part of a series on earthquakes Types Foreshock • Aftershock • Blind thrust Doublet • Interplate • …   Wikipedia

• 2008 Iwate-Miyagi Nairiku earthquake — Earthquake title=Iwate Miyagi Nairiku Earthquake in 2008 date= June 14 2008 (JST) magnitude = Mj 7.2 (JMA scale), Mw 6.9 (by USGS) depth=convert|8|km|mi|0 (JMA), convert|10|km|mi|0 (USGS) aftershocks=483 felt aftershocks by July 1 (JMA) Laragest …   Wikipedia

• China Seismic Intensity Scale — The China Seismic Intensity Scale (CSIS) is a national standard in the People s Republic of China[1] used to measure seismic intensity. Similar to EMS 92 on which CSIS drew reference, seismic impacts are classified into 12 degrees of intensity,… …   Wikipedia

• Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry       The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …   Universalium

• Tsunami — For other uses, see Tsunami (disambiguation) …   Wikipedia

• Seismic scale — A seismic scale is used to measure and compare the severity of earthquakes. (For a quick review, see the table of seismic scales at the end of this article.)Two fundamentally different but equally important types of scales are commonly used by… …   Wikipedia

• Peak ground acceleration — (PGA) is a measure of earthquake acceleration on the ground and an important input parameter for earthquake engineering, also known as the design basis earthquake ground motion (DBEGM)[1] Unlike the Richter and moment magnitude scales, it is not… …   Wikipedia