Identify the true statement. Choose one: A. Earthquake magnitude is based on ground motion recorded by a seismograph; intensity is based on the amount of damage produced. B. Earthquakes never have hypocenters (foci) deeper than about 100 km (60 miles). C. Seismic waves become smaller in amplitude with decreasing distance to the epicenter. D. Contour lines representing Richter values are used to delimit zones of earthquake intensity; the greater the quake, the higher the intensity values and the wider the zones.
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Identify the true statement. Choose one: A. Earthquake magnitude is based on ground motion recorded...
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