In a Seismic Event,two Types of Waves Are Created,a P-Wave

question 36

Multiple Choice

In a seismic event,two types of waves are created,a P-wave (longitudinal) and an S-wave (transverse) .The waves travel at speeds of 8 km/s and 5 km/s respectively.At a monitoring station,a P-wave is observed 10 s before the S-wave.How far is the seismic activity from the station? Assume that the waves travel in a straight line.

• A)50 km
• B)80 km
• C)30 km
• D)133 km
• E)none of the above

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