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and an earthquake that has a reading of over 7 can cause major damage. It is important to note that a reading of cheap coach bags4 indicates an earthquake ten times as strong as one with a reading of 3. Scientists want to be able to predict those earthquakes.
that have a reading of over 4 on the Richter Scale.How do earthquakes occur? Earthquakes are caused by thecheap burberry boots shifting of rocks along cracks,or faults, in the earth's crust. The fault is produced when rocks near each other are pulled in different directions.
The best-known fault in North America is the San Andreas fault in the state of California in the United States.The nationsburberry flat shoes that are actively involved in earthquake prediction programs include Japan, China, Russia, and the United States.