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This quiz consists of 5 multiple choice and 5 short answer questions through Chapters 16-20.

Multiple Choice Questions

1. How much energy is released by 60 tons of gasoline?
(a) 850 tons of TNT.
(b) 800 tons of TNT.
(c) 750 tons of TNT.
(d) 900 tons of TNT.

2. At the time the book was written, how much did the GRACE satellites discover that the ice volume in Antarctica is decreasing per year?
(a) 43 cubic miles.
(b) 27 cubic miles.
(c) 36 cubic miles.
(d) 51 cubic miles.

3. During the last real ice age, how much lower were the oceans than today?
(a) About 450 feet.
(b) 150 feet.
(c) Over 300 feet.
(d) 200 feet.

4. How many tons of jet fuel did each plane carry in the 9/11 attack?
(a) 65.
(b) 60.
(c) 50.
(d) 55.

5. How long can a pilot fighter endure the force of 9g if they are wearing the right type of pressurized suit?
(a) About 10 seconds.
(b) 1/100 of a second.
(c) Half of a second.
(d) A fraction of a second.

Short Answer Questions

1. About how much energy does a large nuclear plant produce?

2. How much of the radioactivity in the Chernobyl reactor was possible released into the atmosphere?

3. If a fighter pilot enters a maneuver that accelerates him for a brief time at 9 g, what force is exerted upon him?

4. When did the space shuttle Columbia explode?

5. In Chapter 5, what was the cost of nautral gass per million cubic feet?

(see the answer key)

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