The shaking we experience is the vibration of the elastic rocks by the energy in seismic waves. Body waves travel through the interior of the earth. As their name suggests, surface waves travel just below the surface of the ground. Based on the medium they travel in, earthquake waves can be classified under two categories: Body waves; Surface waves; Body waves are those waves that travel through the earth. Body waves travel through the interior of the Earth. s. Log in for more information. Body Waves. Although they move even more slowly than S-waves, they can be much larger in amplitude and are often the most destructive type of seismic wave. On the other hand, surface waves propagate only at the interface between two different media, like the interface between Earth and atmosphere (i.e. Primary waves (P-waves) and secondary waves (S-waves) are the two types of body waves (Figure below). In an earthquake, body waves are responsible for the sharp jolts. See more. There are two types of body waves: P-waves and S-waves. the surface of the Earth). Seismic waves are like those ripples which can travel through the inside of the earth, as well as on the surface. These seismic waves produce a long wave on the seismographs. The types of waves that are useful for understanding Earthâs interior are called body waves, meaning that, unlike the surface waves on the ocean, they are transmitted through Earth materials. Surface waves are typically generated when the source of the earthquake is close to the Earthâs surface. Which type of seismic wave arrives after body waves due to the fact that they only travel through crust? Seismic Body-wave Traveltime Tomography Tutorials. When an elastic body, such as a rock is struck with a blow, two types of elastic waves are produced and these waves travel out from the source. Difference between P and S- waves:-We can easily recognize P & S waves on seismograph because the velocity of P- waves is 1.7 times more than the velocity of the S- waves. Body waves are of two types: Primary waves (also called P-waves, or pressure waves) and Secondary waves (S-waves, or shear waves). Figure 9.1.1 Hitting a large block of rock with a heavy hammer will create seismic waves within the rock. Surface wave arrives after body waves due to the fact that they only travel through crust. Surface waves are responsible for the rolling motions that do most of the damage in an earthquake. Primary waves B waves Surface waves Transverse waves. The first type of wave is exactly the same in its physical properties as a sound wave. Body wave definition, a transverse or longitudinal earthquake wave that travels through the interior of the earth (distinguished from surface wave). P-Waves. 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