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This test consists of 5 multiple choice questions, 5 short answer questions, and 10 short essay questions.

Multiple Choice Questions

1. What did Humphrey Ditton propose to use to solve the longitude problem?
(a) Compass.
(b) Telescope.
(c) Sounds.
(d) Animals.

2. How long did Harrison work before receiving his monetary reward?
(a) 30 years.
(b) 10 years.
(c) 40 years.
(d) 50 years.

3. What disease afflicted many sailors at sea for long periods of time?
(a) Scurvy.
(b) Typhoid fever.
(c) Hepatitis.
(d) Malaria.

4. When did Harrison learn of the Longitude Prize?
(a) 1727.
(b) 1712.
(c) 1700.
(d) 1735.

5. Who was in command of the ships that ran into the Scilly Islands near England?
(a) Admiral Sir Clowdisley Shovell.
(b) John Harrison.
(c) Samuel Pepys.
(d) Commodore George Anson.

Short Answer Questions

1. Besides clocks, what was Hooke known for?

2. How was John Harrison educated?

3. Where does the quote at the beginning of Chapter 3: Adrift in a Clockwork Universe have the author dreaming he is locked in?

4. What was the punishment for mutiny on the Association?

5. What was wrong with the watch built within a vacuum?

Short Essay Questions

1. Why did changes in temperature affect early clocks?

2. What two advances did Thacker's chronometer make? Why did it still not work?

3. Compare Newton's thoughts about the solution of the longitude problem at the beginning of Chapter 6: The Prize to his thoughts at the end of the chapter.

4. Describe the legend of how Galileo came up with the idea of the pendulum clock.

5. What was Humphrey Ditton's suggestion for determining longitude?

6. Why is the story of Sir Clowdisley included in Chapter 2: The Sea Before Time?

7. Why was it unusual that John Harrison became an accomplished clockmaker?

8. What was the result of Hooke and Huygens not producing a successful clock that worked at sea?

9. Describe John Harrison's family.

10. In Chapter 2: The Sea Before Time, what happened to Sir Clowdisley's voyage?

(see the answer keys)

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