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This quiz consists of 5 multiple choice and 5 short answer questions through Part 5, Chapter 25.

Multiple Choice Questions

1. Through the examples provided about Thomas Midgley's inventions, what is the author trying to say about science?
(a) Science is the cause of all our modern ills.
(b) Science can better our lives but used unwisely it can be dangerous to the planet.
(c) Without science, we would still be living in caveman days in primitive dwellings.
(d) Pursuing scientific avenues is always justified, regardless of outcome.

2. Gregor Mendel, who conducted research on transmittal of traits in pea plants, was a scientist and a:
(a) Politician.
(b) Blacksmith.
(c) Monk.
(d) Soldier.

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) Infected by deadly bacteria.
(b) Drowning in a massive flood.
(c) Frozen in a freak snowstorm.
(d) Inhaling ash spewed by a volcano.

4. In addition to being a seventeenth-century astronomer, Christopher Wren designed:
(a) Clothes.
(b) Cathedrals.
(c) Eyeglasses.
(d) Swords.

5. Sir Isaac Newton wrote "Mathematical Principles of Natural Philosophy," which explains his laws of what?
(a) Electromagnetic interference.
(b) Quantum physics.
(c) Attraction.
(d) Motion and gravity.

Short Answer Questions

1. In a span of just 20 years, the number of known moons in the solar system grew from:

2. How far away is Proxima Centauri from Earth?

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

4. Today, scientists know that radiation in high doses is:

5. Approximately how many bacteria live on a square centimeter of human skin?

(see the answer key)

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