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This quiz consists of 5 multiple choice and 5 short answer questions through Part 2, Chapter 7.

Multiple Choice Questions

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

2. When French physicist Henri Becquerel accidentally left a packet of uranium salts on a photographic plate, what happened?
(a) The plate rusted.
(b) The plate became magnetic.
(c) An emission from the salts ruined the plate.
(d) The salt crystals melted into the plate.

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

4. Astronomer Edmond Halley approached mathematician Sir Isaac Newton to get his help figuring out why planets:
(a) Orbit the sun in ellipses.
(b) Are round.
(c) Vary in size.
(d) Spin on their axes.

5. Between 1980 and 2003, how many supernovas did the Reverend Robert Evans of Australia discover using a simple backyard telescope?
(a) 42.
(b) 7.
(c) 11.
(d) 36.

Short Answer Questions

1. While the Compte de Buffon was spouting his theories of the new world, what was Frenchman Georges Cuvier doing?

2. Astronomer Edmond Halley believed that the distance from the Earth to the sun could be deduced from the:

3. Halley believed that once scientists figured out the distance from the sun to the Earth, they could then calculate what?

4. When radiation was first discovered, it was sometimes added to:

5. How far away is Proxima Centauri from Earth?

(see the answer key)

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