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  • 16-03-2021
  • Chemistry
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How many seismograph stations are needed to use the S-P-method? Why?

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JaneWilliams154 JaneWilliams154
  • 16-03-2021

a minimum of three seismograph stations are needed to find an earthquake's epicenter using the S-P time method.

Scientists use triangulation to find the epicenter of an earthquake. When seismic data is collected from at least three different locations, it can be used to determine the epicenter by where it intersects. ... Knowing this helps them calculate the distance from the epicenter to each seismograph.

Explanation:

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