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This quiz consists of 5 multiple choice and 5 short answer questions through Part 4, Chapter 13.

Multiple Choice Questions

1. When was the Big Bang Theory first proposed?
(a) 1920s.
(b) 1790s.
(c) 1850s.
(d) 1960s.

2. According to the author, humans today have 625 percent more what in their bloodstream compared to previous generations?
(a) Lead.
(b) Alcohol.
(c) Pesticides.
(d) Chlorofluorocarbons.

3. Today, scientists know that radiation in high doses is:
(a) Safe.
(b) Toxic.
(c) Healthy.
(d) Tolerable.

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

5. Halley believed that once scientists figured out the distance from the sun to the Earth, they could then calculate what?
(a) Distances to other planets.
(b) Distances to distant stars.
(c) Weight of Earth.
(d) Weight of the sun.

Short Answer Questions

1. Who postponed his honeymoon in order to write a scientific paper about the movements of electrons?

2. Plate tectonics refers to:

3. What campaign did geologist Clair Patterson take on?

4. Vesto Slipher's work at the Lowell Observatory in Arizona led him to discover that distant stars are moving away from us, with the farthest stars moving the fastest, suggesting that the universe is:

5. According to Einstein's theories, what is the nature of space?

(see the answer key)

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