PHSC 211 Chapter 8 Quiz (Fall 2020)– Liberty University (A grade)
Questions 1 through 4 are based on Lab Exercise #1: Time Lag.
1. Record your answer from Lab Exercise #1, Step 1, Question 1. What time in hours:minutes:seconds
GMT did the P waves arrive?
a. 01:48:00
b. 01:49:00
c. 01:50...
PHSC 211 Chapter 8 Quiz (Fall 20 20)– Liberty University (A grade) Questions 1 through 4 are based on Lab Exercise #1: Time Lag. 1. Record your answer from Lab Exercise #1, Step 1, Question 1 . What time in hours:minutes:seconds GMT did the P waves arrive? a. 01:48:00 b. 01:49:00 c. 01:50:00 d. 01:51:00 2. Record your answer from Lab Exercise #1, Step 1, Question 2 . What time in hours:minutes:seconds GMT did the S waves arrive? a. 01:51:30 b. 01:52:00 c. 01:53:10 d. 01:54:20 3. Record your answer from Lab Exercise #1, Step 1, Question 3 . What is the time lag (S -P) in hours:minutes:seconds? a. 00:02:00 b. 00:03:20 c. 00:03:30 d. 00:04:10 4. Record your answer from Lab Exercise #1, Step 2, Question 4 . What is the distance in kil ometers between the seismic station and the epicenter? a. 2400 km b. 2600 km c. 2800 km d. 3000 km Questions 5 through 11 are based on Lab Exercise #2: Locating the Epicenter of an Earthquake. 5. Record your answer from Lab Exercise #2, Step 1 . What is the time lag for noted at the Seattle, Washington, seismic station? a. 45 seconds b. 50 seconds c. 55 seconds d. 65 seconds 6. Record your answer from Lab Exercise #2, Step 2 . What is the distance between the Seattle seismic station and the earthquake’s ep icenter? a. 600 km b. 700 km c. 800 km d. 900 km 7. Record your answer from Lab Exercise #2, Step 3. What is the time lag for noted at the Los Angeles, California, seismic station? a. 100 seconds b. 120 seconds c. 140 seconds d. 160 seconds 8. Record your answer from Lab Exercise #2, Step 4 . What is the distance between the Los Angeles seismic station and the earthquake’s epicenter? a. 1000 km b. 1100 km c. 1300 km
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