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This quiz consists of 5 multiple choice and 5 short answer questions through A Shape of Power.

Multiple Choice Questions

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

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

3. When did Jacques Cousteau help invent a system of tanks and regulators that allowed men to breathe underwater?
(a) 1952.
(b) 1971.
(c) 1943.
(d) 1964.

4. At what depths does a deep-shipwreck diver's judgment and motor skills become impaired?
(a) 66 feet.
(b) 200 feet.
(c) 130 feet.
(d) 57 feet.

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

Short Answer Questions

1. How long would a diver have to work a wreck before he had to begin the ascent to the surface?

2. In the 1970s and 1980s, what was the recreational limit suggested by most scuba training organizations?

3. When did the "Andrea Doria" wreck?

4. How far did diver George Place drift when he lost his grip and failed to make it aboard the dive boat?

5. How many people died when the "Andrea Doria" collided with the "Stockholm"?

(see the answer key)

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