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This test consists of 15 multiple choice questions and 5 short answer questions.

Multiple Choice Questions

1. How long would a diver have to work a wreck before he had to begin the ascent to the surface?
(a) 25 minutes.
(b) 2 hours.
(c) 55 minutes.
(d) 1 hour.

2. When the "Seeker" arrived at the wreck site, at how many feet did Nagle believe the wreck was?
(a) 175 ft.
(b) 230 ft.
(c) 150 ft.
(d) 250 ft.

3. What color china was found on the U-boat?
(a) Blue.
(b) White.
(c) Brown.
(d) Green.

4. When Chatterton decompressed after viewing the wreck, at what depth did he make his first stop?
(a) 75 feet.
(b) 70 feet.
(c) 60 feet.
(d) 55 feet.

5. How many people died when the "Andrea Doria" collided with the "Stockholm"?
(a) 112.
(b) 79.
(c) 83.
(d) 51.

6. How large was the depth charge that a Civil Air Patrol pilot dropped on a U-boat?
(a) 275 lbs.
(b) 405 lbs.
(c) 510 lbs.
(d) 325 lbs.

7. Where did Nagle meet the fisherman who told him about the mystery at the bottom of the ocean?
(a) Ventnor City,
(b) Brielle.
(c) Barnegat.
(d) Ocean City.

8. When did Chatterton's father die?
(a) 1969.
(b) 1976.
(c) 1981.
(d) 1990.

9. How many tons did Bielenda's boat weigh?
(a) 58 tons.
(b) 20 tons.
(c) 49 tons.
(d) 35 tons.

10. How many men did one bathroom on a U-boat have to service?
(a) 15.
(b) 30.
(c) 60.
(d) 10.

11. In Chapter 2, approximately how many certified scuba divers did the author say there were in the world?
(a) 15 million.
(b) 375,000.
(c) 20 million.
(d) 150,000.

12. In the water of the Atlantic, how poor might visibility have been?
(a) 5 inches.
(b) 15 inches.
(c) 20 inches.
(d) 10 inches.

13. How long was Nagle's boat?
(a) 55 feet.
(b) 75 feet.
(c) 85 feet.
(d) 65 feet.

14. At sea level, what percent of oxygen would a person breathe?
(a) 44 percent.
(b) 50 percent.
(c) 38 percent.
(d) 21 percent.

15. Between 1939 and 1945, how many U-boats did the Germans have?
(a) 817.
(b) 1,167.
(c) 1, 245.
(d) 984.

Short Answer Questions

1. How long did Chatterton think it would take him to determine if it was worth diving to the wreck or safe to dive to the wreck?

2. Where was Chatterton stationed in 1970?

3. What was imprinted on a cologne bottle that Kohler found?

4. What was Kohler's first vehicle?

5. What might be the decompression time for a 2-hour dive?

(see the answer keys)

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