13.10: Student Responses

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1. For Carrier, Oklahoma, what is the approximate time of the arrival of the first P-wave?

a. 10 seconds

b. 15 seconds

c. 21 seconds

d. 30 seconds

2. For Marlow, Oklahoma, what is the approximate time of the arrival of the first S-wave?

a. 19 seconds

b. 22 seconds

c. 35 seconds

d. 42 seconds

3. For Bolivar, Missouri, what is the difference between the P and S wave arrival times?

a. 10 seconds

b. 20 seconds

c. 40 seconds

d. 55 seconds

4. What is the approximate distance to the epicenter from Carrier, Oklahoma?

a. 70 km

b. 130 km

c. 240 km

d. 390 km

5. What is the approximate distance to the epicenter from Marlow, Oklahoma?

a. 70 km

b. 130 km

c. 240 km

d. 390 km

6. What is the approximate distance to the epicenter from Bolivar, Missouri?

a. 70 km

b. 130 km

c. 240 km

d. 390 km

7. Look at the location that you determined was the earthquake epicenter. Compare its location to Oklahoma City. Which direction is the epicenter located from Oklahoma City?

a. southeast

b. northwest

c. northeast

d. southwest

8. Examine the before and after image of the National Cathedral. Based on the changes seen within the structure, decide where this earthquake would most likely fall on the Modified Mercalli Intensity Scale. Based on this image, the most likely intensity of this earthquake would be:

a.<IV

b. V-VI

c. VII

d. VIII or greater

9. Residents in Port-au-Prince complained of extreme shaking during the earthquake, while residents of Santo Domingo, the capital of the Dominican Republic that sits 150 miles east of Port-au-Prince, assumed the shaking was caused by the passing of a large truck. Based on the Modified Mercalli Intensity Scale, the residents of Port-au-Prince mostly like experienced an intensity of _____, while the residents of Santo Domingo experienced an intensity of _____.

a. VII, II

b. VIII, III

c. X, III

d. X, IV

10. A significant earthquake hits San Mateo, California while you are there. During the shaking you are caught indoors. Would you rather be at the US Social Security Administration Building (located at South Claremont Street, San Mateo) or with the San Mateo Park Rangers (located at J Hart Clinton Drive, San Mateo)?

a. the US Social Security Administration Building

b. the San Mateo Park Rangers

11. While visiting California, you become violently ill and must visit a hospital. Based off of your fears of a possible earthquake occurring, would you rather go to Highland Hospital in Oakland or Alameda Hospital in Alameda?

a. Highland Hospital, Oakland, CA

b. Alameda Hospital, Alameda, CA