two 1-d waves of amplitude a and period t and constant phase are superposed. if wave 1 travels 13.5 wavelengths farther than wave 2, will the interference be:

Maybe c? sorry if im wrong

Answer///air resistance,drag;

When seismic waves hit a fault, the waves are reflected off the fault. seismograph can detect these reflected seismic waves. geologists then use these data to map the fault's length and depth