To diagnose my skin rash if it is red and non-scaly, consider: 1  toxic erythema - common harmless red rash in newborn babies. Read more.  measles and other erythematous rashes - see the main child skin rash page if your child has a red rash.
seismic wave. A seismic wave is an elastic wave generated by an impulse such as an earthquake or an explosion. Seismic waves may travel either along or near the earth's surface (Rayleigh and Love waves) or through the earth's interior (P and S waves).Share this page: 1  Facebook.2  Twitter. seismic wave is an elastic wave generated by an impulse such as an earthquake or an explosion. Seismic waves may travel either along or near the earth's surface (Rayleigh and Love waves) or through the earth's interior (P and S waves). Share this page: 1  Facebook. 2  Twitter.
Seismic Waves and Earth's Interior. When you look at a seismogram the wiggles you see are an indication that the ground is being, or was, vibrated by seismic waves. Seismic waves are propagating vibrations that carry energy from the source of the shaking outward in all directions. You can picture this concept by recalling the circular waves that spread over the surface of a pond when a stone is thrown into the water.