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This quiz consists of 5 multiple choice and 5 short answer questions through Part 5, Chapter 17.

Multiple Choice Questions

1. In 1903, who won the Nobel Prize in physics for discovering radioactivity?
(a) Louise Désirée Lorieux, Jean Becquerel, and Henri Becquerel.
(b) René Just Haüy and Jean Becquerel.
(c) Marie Curie, Pierre Curie, and Henri Becquerel.
(d) Marie Curie and Wilhelm Conrad Röntgen.

2. Approximately how many miles are there from Earth's surface to its core?
(a) 3,959.
(b) 45,599.
(c) 595,399.
(d) 695.

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

4. The troposphere is the layer of atmosphere:
(a) Just above the highest clouds.
(b) That is coldest.
(c) Farthest away.
(d) Closest to the ground.

5. While he worked at General Motors Research Corporation in 1921, engineer Thomas Midgley, Jr. developed what dangerous gasoline additive?
(a) Tetraethyl lead.
(b) Hydrochloric acid.
(c) Isopropyl alcohol.
(d) Combustion catalyst.

Short Answer Questions

1. During the time of the dinosaurs, Earth's magnetic field was:

2. In addition to being a seventeenth-century astronomer, Christopher Wren designed:

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?

4. When radiation was first discovered, people thought it must have:

5. Invented in the 1930s, chlorofluorocarbons (CFCs) have proven to be damaging to:

(see the answer key)

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