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BBC News: Italy's Earthquake History Feature Summary

Physics in Your World
BBC News: Italy's Earthquake History
This image shows the U.S. Geological Survey Shake Map of the April 6, 2009 Italy earthquake. According to the color code, at the epicenter, indicated by the star:
-- The acceleration of the ground was from 14% to 26% of the acceleration of gravity
-- The speed of the ground was from 12 cm/sec to 23 cm/sec.

For a brief history of earthquakes in Italy, see BBC News: Italy's Earthquake History.
image credit: <a href="" target="_blank">USGS</a>; <a href="" target="_blank">image source</a>; <a href="" target="_blank">larger image</a>
image credit: USGS; image source; larger image
Image URL:
April 16, 2009 - May 1, 2009