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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 two problems did H-3 solve that previous clock designs didn't?
(a) Light and speed.
(b) Size and stability.
(c) Force and gravity.
(d) Temperature and friction.

2. How long did it take Harrison to build H1?
(a) Twenty years.
(b) Ten years.
(c) Five years.
(d) Six months.

3. How were Harrison and Maskelyne different?
(a) Maskelyne favored an analytical approach.
(b) Maskelyne had an elite education.
(c) Harrison was much younger.
(d) Harrison always worked with a partner, while Maskelyne always worked alone.

4. What did Harrison complete in 1759?
(a) H-4.
(b) H-3.
(c) H-2.
(d) H-1.

5. After successfully completing the H-4, who passed an act that placed new restrictions on Harrison?
(a) The French Government.
(b) The Board of Longitude.
(c) The Royal Astronomers.
(d) The British Legislature.

Short Answer Questions

1. How many working parts does the H-3 have?

2. Who was hired to copy the H-4?

3. How long did it take Harrison to build H-2?

4. What did Harrison claim was wrong with Maskelyne's test of the H-4.

5. What kind of mechanisms did the H-4 contain?

Short Essay Questions

1. What was the problem with Maskelyne's lunar-distance method?

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

3. What happened when H-3 and H-4 were tested at sea?

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

5. Why didn't the H-4 win the Longitude Prize?

6. Explain the relationship between Harrison and Jefferys.

7. What advances did the H-3 make?

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

9. What did the Board of Longitude hire Larcum Kendall to do?

10. What happened when Harrison presented H-1 to the Board of Longitude?

(see the answer keys)

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