What is the Richter scale and how does it work?
Blogged by:Collier
The Richter scale was developed in 1935 by Charles F. Richter of the California Institute of Technology as a mathematical device to compare the size of earthquakes. The magnitude of an earthquake is determined from the logarithm of the amplitude of waves recorded by seismographs.
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| https://upload.wikimedia.org/wikipedia/commons/0/08/Earthquake_Richter_Scale.jpg |
For an example the earth quake in Haiti in 2010 was a 7.0 magnitude earthquake
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| http://inapcache.boston.com/universal/site_graphics/blogs/bigpicture/haiti_01_13/h38_21698163.jpg |
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