As a seismologist with expertise in the study of seismic waves, I can provide you with a detailed answer to your question. Among the body waves that travel through the Earth,
P-waves, also known as primary or compressional waves, are the fastest. These waves are characterized by their particle motion, which moves in the same direction as the wave is traveling. When an earthquake occurs, P-waves are the first to be detected because of their higher speed compared to other types of seismic waves.
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