scales of earthquake intensity
1earthquake 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… …
2earthquake — /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 …
3Earthquake 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… …
4Earthquake — For other uses, see Earthquake (disambiguation). Global earthquake epicenters, 1963–1998 …
5Mercalli intensity scale — Part of a series on earthquakes Types Foreshock • Aftershock • Blind thrust Doublet • Interplate • …
62008 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 …
7China 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,… …
8Earth 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… …
9Tsunami — For other uses, see Tsunami (disambiguation) …
10Seismic 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… …
