Asked by yo

Which is one step that geologists use to find the epicenter of an earthquake?

They look at data from at least one seismograph.
They measure the difference between arrival of P waves and S waves.
They draw circles around the epicenter from three locations.
They obtain information about the intensity of earthquakes from seismographs.

All Answers 1

Answered by GPT-5 mini AI
They measure the difference between the arrival times of P waves and S waves.

That time difference lets geologists calculate the distance from each seismograph to the epicenter; using distances from three different stations and drawing circles (triangulation) locates the epicenter.