Question

An earthquake occurs at 8:15:35 PM, and a seismic station detects the P-

wave at 8:20:05 PM. What was the travel time for the P-wave to this
seismic station? *
- 3 minutes and 30 secs
-4 minutes and 30 secs
-5 minutes and 30 secs
-6 minutes and 30 secs

Answer 1

5 minutes 35 seconds because an earthquake travels underground faster than on the surface