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Unlike body waves, surface waves (also known as long waves, or simply L waves) move along the surface of the Earth. Surface waves are to blame for most of an earthquake's carnage. They move up and down the surface of the Earth, rocking the foundations of man-made structures. Surface waves are the slowest moving of all waves, which means they arrive the last.
The seismic waves that cause the majority of damage in earthquakes are the surface waves of which there are two types. Rayleigh waves.Love waves. Surface waves have high amp â¦ litudes (which in turn means they have a large amount of energy). These high amplitude surface waves cause surface deformations.