seismograph data
Seismic wave data being recorded by a seismograph during an earthquake.
seismology
science
seismology, scientific discipline that is concerned with the study of earthquakes and of the propagation of seismic waves within the Earth. A branch of geophysics, it has provided much information about the composition and state of the planetās interior. The goals of seismological investigations may be local or regional, as in the attempt to determine subsurface faults and other structures in petroleum or mineral exploration, or they may be of global significance, as in attempts...