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

question 24

Multiple Choice

An earthquake emits both S-waves and P-waves which travel at different speeds through the Earth. A P-wave travels at 9 000 m/s and an S-wave travels at 5 000 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 center?

• A) 88.9 km
• B) 1 200 km
• C) 675 km
• D) 240 km
• E) 480 km

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Definitions:

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