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

2. How many joules does one food calorie contain?
(a) 4,800.
(b) About 4,200.
(c) 3,700.
(d) Around 3,900.

3. How many watts do humans emit?
(a) About 50.
(b) 25.
(c) Around 30.
(d) 60.

4. When did the Soviets carry out a test of the largest man-made nuclear explosion?
(a) March 19, 1961.
(b) October 30, 1961.
(c) April 18, 1961.
(d) July 12, 1961.

5. How much gasoline could the deuterium yield that is found in each gallon of seawater?
(a) 200 gallons.
(b) 75 gallons.
(c) 50 gallons.
(d) 125 gallons.

Short Answer Questions

1. How fast is the Moon moving in respect to Earth?

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

3. How many excess deaths does the United Nations estimate from the Chernobyl accident?

4. How much of a rem is in tooth X-rays?

5. When was there a medieval warm period?

(see the answer key)

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