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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. Who did Harrison first contact when he arrived in London?
(a) George Graham.
(b) Dr. James Bradley.
(c) Edmund Halley.
(d) Admiral Norris.

2. What is the size of the H-4?
(a) 4" x 4" x 4".
(b) Five inches in diameter.
(c) An area of six centimeters.
(d) 2" x 2" x 2".

3. Who was Edmund Halley's heir?
(a) Thomas Godfrey
(b) James Bradley.
(c) Tobias Mayer.
(d) Leonhard Euler.

4. How much did Harrison receive to complete H-4 after the initial tests?
(a) 15,000 pounds.
(b) 1,500 pounds.
(c) 25,000 pounds.
(d) 500 pounds.

5. How old was Harrison when he completed the H-5?
(a) 85.
(b) 79.
(c) 55.
(d) 39.

Short Answer Questions

1. After successfully testing the H-4, how much of the Longitude Prize did Harrison receive?

2. Which clock can function today, but is not run in order to preserve its parts?

3. After Bradley died, who filled the open slot on the Board of Longitude.

4. Nevil Maskelyne was a major proponent of ___________.

5. Who was famous for reducing the motion of the planets to a few equations?

Short Essay Questions

1. What effect did Harrison's success have on the Longitude Act and the Board of Longitude?

2. What was Harrison's ultimate vindication?

3. Who were Harrison's enemies? Why?

4. Why was Maskelyne threatened by Harrison?

5. According to the Royal Academy of Astronomers, why was Harrison not "worthy" to solve the problem of longitude?

6. Explain the title of Chapter 10: The Diamond Timekeeper.

7. In Chapter 11: Trial by Fire and Water, who is the villain introduced? Why was he at odds with Harrison?

8. What hurdles did Harrison have to jump over even though the H-4 was accurate enough to win the Longitude Prize?

9. Why was the Board of Longitude biased against Harrison?

10. What happened when King George III took an interest in Harrison's clocks?

(see the answer keys)

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