Complex sentence: Surface waves, in this mechanical sense, are commonly known as either Love waves (L waves) or Rayleigh waves, a seismic wave is a wave that travels through the Earth, often as the result of an earthquake or explosion.
Split into simpler sentences: Surface waves, in this mechanical sense, are commonly known as either Love waves (L waves) or Rayleigh waves. A seismic wave is a wave that travels through the Earth, often as the result of an earthquake or explosion.