Powerful Earthquakes Can Make Faults Violently Snap Open And Shut
On the United States Geological Survey ’s ( USGS ) official internet site , a rather curiousquestioncan be found : “ Can the ground open up up during anearthquake ? ” it understand , evoking image of Hollywood movies where the ground spreads apart and swallows up cars and people whole . “ mistake , ” the response begins , “ do not spread up during an earthquake . Movement hap along the plane of a flaw , not vertical to it ....