Earthquake Quiz

Name: __________________________________ Date: ___________Per#_______Score________/100

Earthquake Quiz

Use your reference tables.

(Seismograph for question 1)

Question | Answer | Score/10 |

1. What is the difference in arrival time between the P and S wave from the seismograph above? | ||

2. Based on your answer to (1), how far away is the earthquake’s epicenter? | ||

3. What is the minimum number of seismographs you would need to determine where an earthquake epicenter is? | ||

4. How long would it take for a P-wave to travel 2000 km? | ||

5. What type of seismic wave, P or S, is recorded at seismometers first? | ||

6. If you recorded P waves at exactly 12:50pm and the Earthquake happened 4000 km away, what time did the Earthquake occur? | ||

Question | Answer | Score/20 |

7. Why do scientists infer that the outer core is liquid? | ||

8. Why do Earthquakes occur rarely in New York, but often in California? |