An curved arrow pointing right. The US Geological Survey (USGS) estimates that millions of earthquakes occur every year, but only one of them will be a "great earthquake" — that is, one with a ...
THEY THEREFORE ACCUMULATE ENERGY UNTIL THEY SUDDENLY RUPTURE. THIS IS AN EARTHQUAKE. DISCOVER IN ANIMATED VIDEO THE ORIGIN OF EARTHQUAKES, THE EXPLANATION OF PLATE TECTONICS, AND THE DEFINITION OF ...
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