An Earthquake Emits Both S-Waves and P-Waves, Which Travel at Different

question 46

Multiple Choice

An earthquake emits both S-waves and P-waves, which travel at different speeds through the Earth. A P-wave travels at 9000 m/s and an S-wave travels at 5000 m/s. If P-waves are received at a seismic station 1.00 minute before an S-wave arrives, how far away is the earthquake centre?

• A)88.9 km
• B)1200 km
• C)675 km
• D)240 km
• E)480 km

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