Earthquake Classification: Foreshocks, Mainshocks, Aftershocks, Swarms
Earthquakes, characterized by sudden ground shaking, are classified based on their duration: foreshocks, mainshocks, aftershocks, and swarms. Foreshocks are smaller tremors that precede a larger event, signaling the onset of an earthquake sequence. Mainshocks, the largest and most destructive tremors, typically last a few seconds to minutes, releasing the accumulated seismic energy. Aftershocks are smaller … Read more