Q54
In seismic refraction, waves are refracted at interfaces of different:
A.
Electrical resistivity
B.
Soil colors
C.
Seismic velocities
AnswerD.
Moisture contents
Answer: Option C
Solution
Answer: Option C
Solution:
Seismic refraction relies on the change in seismic wave velocities as waves pass through soil or rock layers of varying stiffness or density.