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Lv 4
? asked in Science & MathematicsPhysics · 1 decade ago

How long would it take for the first S-wave to arrive at seismic station 4,000 kilometers from the epicenter?

of an earquake?

1.- 5 min 40 sec

2.- 7 min 0 sec

3.- 12 min 40 sec

4.- 13 min 20 sec

1 Answer

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  • Argent
    Lv 7
    1 decade ago
    Favorite Answer

    Assuming that S-waves travel at 5 km/s, it will take 800 s = 13 min 20 s, answer 4.

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