2. Secondary or S Waves as shear waves (Shear Wave) are transverse waves are light waves, particles, similar to the movement to replace. In the direction perpendicular to the motion of the waves.
2. S or Secondary Waves is a shear wave (Shear Wave) is a transverse wave. Like the light waves The particles are pushed out to the side, moving back to - to come. In the direction perpendicular to the motion of the waves.