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FJ Locating Continental Earthquakes Drift Plates Earth’s Interior Earthquake Terms 1 pt 1 pt 1 pt 1 pt 1 pt 2 pt 2 pt 2 pt 2 pt 2 pt 3 pt 3 pt 3 pt 3 pt 3 pt 4 pt 4 pt 4 pt 4 pt 4 pt 5 pt 5 pt 5 pt 5 pt 5 pt Minimum number of seismographs needed to locate the epicenter ? 3 Difference in arrival times of the P- & S- waves increases as the distance from the epicenter ______ increases The process we used to locate the epicenter is called triangulation Number of earthquakes predicted in a meaningful time 0 If there is no difference between the arrival times of the P- & S- waves, you are located at the _____ epicenter Name of the super-continent Pangaea Continents that look like they fit together South America and Africa James Hutton’s theory Uniformitarianism Why no one believed Wegener He had no idea what moved the continents Hawaii is forming over a _____ ______ Hot spot Number of major plates Around 10-12 Alternate name for plate lithosphere Type of rock that ocean plates are made of basalt What the plates slide on asthenosphere What part(s) of the earth’s interior make up the plates Crust and upper part of the upper mantle The thickest layer of the earth’s interior mantle Thinnest layer of the earth crust Which layer is liquid Outer core List the earth layers in order Crust, mantle, outer core, & inner core What element is the inner core composed of Iron Damage done by an earthquake is defined by intensity Instrument that measures the magnitude of an earthquake seismograph Movement along a fracture fault The difference in strength between a 5 and 6 on the Richter scale is _____ times 31 What are the 2 surface waves Love & rayleigh Liquefaction, List the 4 associated dangers fire storms, Earthquake dangers to the actual earthquake aftershocks, & tsunamis
