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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. How far away is Proxima Centauri from Earth?
(a) 390 million times farther than Venus.
(b) 700 million times farther than Mars.
(c) 100 million times farther than our moon.
(d) 120 million times farther than our sun.

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

3. What are so small that the dot on the letter "i" could hold 5 billion of them?
(a) Quarks.
(b) Viruses.
(c) Bacteria.
(d) Protons.

4. After noticing an unusual phenomenon with uranium salts and a photographic plate, Henri Becquerel asked one of his graduate students to investigate the matter. Who was this student?
(a) Louise Désirée Lorieux.
(b) Wilhelm Conrad Röntgen.
(c) Marie Curie.
(d) René Just Haüy.

5. When was Pluto discovered?
(a) 1892.
(b) 1876.
(c) 1957.
(d) 1930.

Short Answer Questions

1. Richard Owen coined the term paleontology as the study of prehistoric life forms and called the giant animals dinosaurian, meaning:

2. Many scientists suspect that Pluto is just a comet of the:

3. What components were central to the apparatus that Henry Cavendish used to determine the density of Earth?

4. What did the French Compte de Buffon claim about the New World (the Americas) compared to the known Old World?

5. Sir Isaac Newton wrote "Mathematical Principles of Natural Philosophy," which explains his laws of what?

(see the answer key)

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