Labels:text | line | screenshot | diagram | font | parallel | number OCR: Time Origin of interval T Time interval T for station A for station B Travel time of earthquake seismic waves (sec) -- 25 50 I sec sec dA= 300 km Seismogram Time for for station A P wave to reach station A de = 600 km Seismogram for station B Time for P wave to reach station B These lines show how the travel times for the P and S waves increase with distance. Distance from hypocenter (km)