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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. How old was Harrison when he built his first pendulum clock?
(a) 55.
(b) 25.
(c) Less than 20.
(d) 40.

2. What did Huygens and Hooke fight over?
(a) A ship.
(b) A patent.
(c) A woman.
(d) A map.

3. What could the powder of sympathy reportedly do?
(a) Point north when mixed with water.
(b) Make one immortal.
(c) Cure scurvy.
(d) Heal at a distance.

4. What unusual occurrence helped in early navigation at sea?
(a) Asteroids.
(b) Storms.
(c) Solar and lunar eclipses.
(d) Comets.

5. What was Flamsteed's reaction to his maps being seized?
(a) He was so frustrated he gave up the quest to solve longitude.
(b) He burned most of his maps.
(c) He made incorrect copies and gave those to the British government.
(d) He angrily turned them all over to Newton.

Short Answer Questions

1. What did Humphrey Ditton propose to use to solve the longitude problem?

2. How many times was Harrison married?

3. When did Harrison learn of the Longitude Prize?

4. Before using clocks to navigate longitude, sailors used the __________.

5. What was Harrison's most prized accomplishment?

Short Essay Questions

1. What was the result of the Whiston-Ditton proposal?

2. Explain how longitude is affected by time.

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

4. What was Galileo's longitude solution?

5. What is the main difference, as identified in Chapter 1, between latitude and longitude?

6. What was the problem with measuring the speed of light? How was it solved?

7. Why did changes in temperature affect early clocks?

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

9. What was King Charles II's role in solving the longitude problem?

10. Describe John Harrison.

(see the answer keys)

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