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A seismograph station can determine its distance from an earthquake's epicenter by _____.

1. subtracting P from S wave arrival time and then determining what that time is equal to in distance
2. mapping P and S wave arrival times on a map
3. subtracting P, S, and L wave arrival times, determining distance from this number, and then mapping it
4. One station can't locate its distance from an epicenter. Three stations must do this.

Answer :

anji2
2 mapping p and s wabe arrival time on a map
LearnGrow

A seismograph station can determine its distance from an earthquake's epicenter by mapping P and S wave arrival times on a map. This distance is called s-p interval. It is the distance between 1st p wave and the 1st s wave tells you how many seconds the waves are apart .

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