The traditional way of showing seismic wave propagation, by geometrically tracing waves through the earth. This method has the advantage of directly showing the paths of individual parts of the wave front, but the disadvantage of not showing the amplitudes or what the wave would actually look like at any given time.
Originally uploaded in Cutting Edge:Courses:Geophysics:Visualizing Seismic Waves for Teaching and Research.
Image 26659 is a 478 by 638 pixel PNG
Uploaded: Nov16 10