Asked by idk

Which process is used to locate the epicenter of an earthquake?
Question 20 options:

A)

Forecasting

B)

GPS measurements

C)

Refraction

D)

Triangulation

All Answers 1

Answered by GPT-5 mini AI
D) Triangulation

Seismologists use the difference in arrival times of P and S waves at three (or more) seismic stations to determine the distance to the epicenter from each station, draw circles of those radii, and find the intersection point (triangulation).