Primary waves B waves Surface waves Transverse waves. Body waves travel through the interior of the earth. P-Waves. Figure 9.1.1 Hitting a large block of rock with a heavy hammer will create seismic waves within the rock. Body waves travel through the interior of the Earth. the surface of the Earth). Surface waves are responsible for the rolling motions that do most of the damage in an earthquake. There are two types of body waves: P-waves and S-waves. So we can say that Primary waves plot first on the seismograph and after 1.7 seconds S- waves will plot. Body waves move at different speeds through different materials. In an earthquake, body waves are responsible for the sharp jolts. These seismic waves produce a long wave on the seismographs. The first type of wave is exactly the same in its physical properties as a sound wave. 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. The types of waves that are useful for understanding Earth’s interior are called body waves, meaning that, unlike the surface waves on the ocean, they are transmitted through Earth materials. Which type of seismic wave arrives after body waves due to the fact that they only travel through crust? 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). Contribute to MIGG-NTU/SeisTomo_Tutorials development by creating an account on GitHub. Body Waves. 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. Seismic Body-wave Traveltime Tomography Tutorials. See more. Body wave definition, a transverse or longitudinal earthquake wave that travels through the interior of the earth (distinguished from surface wave). Body waves are of two types: Primary waves (also called P-waves, or pressure waves) and Secondary waves (S-waves, or shear waves). The main types of seismic waves: P, S, and surface waves Seismic waves can either be body waves or surface waves -- but the full story is far more complex. Surface wave arrives after body waves due to the fact that they only travel through crust. As their name suggests, surface waves travel just below the surface of the ground. The P in P-waves stands for primary, because these are the fastest seismic waves and are the first to be detected once an earthquake has occurred. P waves, S waves, and Surface waves. Seismic waves are like those ripples which can travel through the inside of the earth, as well as on the surface. s. 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