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This quiz consists of 5 multiple choice and 5 short answer questions through Part 5, Chapter 20.

Multiple Choice Questions

1. The Yucatan Peninsula of Mexico is thought to be the site of what?
(a) First legitimate UFO landing.
(b) Asteroid impact that brought on the extinction of dinosaurs.
(c) Landfall of the largest hurricane in the past thousand years.
(d) Most advanced ancient telescope ever developed.

2. Scientists eventually figured out that certain unusual rocks near Manson, Iowa, were not because of ancient volcanic activity as they first surmised, but the result of what?
(a) A lightning storm.
(b) A huge meteor.
(c) A dynamite explosion.
(d) A mini ice age.

3. In 1971, Mike Voorhies discovered an amazing fossil bed in Nebraska full of skeletons of prehistoric animals killed 12 millions years ago. How did they die?
(a) Frozen in a freak snowstorm.
(b) Drowning in a massive flood.
(c) Inhaling ash spewed by a volcano.
(d) Infected by deadly bacteria.

4. Tired of climbing hills to study clouds, C. T. R. Wilson invented what?
(a) Cloud telescope.
(b) Indoor cloud chamber.
(c) Balloon-propelled cloud camera.
(d) Cloud simulation computer program.

5. What happened to the dinosaur bone discovered in New Jersey in 1789?
(a) It was sold to a museum in England.
(b) It is part of a wealthy family's private collection.
(c) It is on permanent display at the Smithsonian.
(d) It had been permanently misplaced.

Short Answer Questions

1. When was the Big Bang Theory first proposed?

2. In 1871, Lord Kelvin suggested that life on Earth started because of:

3. Bacteria take nitrogen from the air and form it into what?

4. What organization opposed geologist Clair Patterson and his campaign?

5. What percentage of all existing water is fresh water?

(see the answer key)

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