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This test consists of 15 multiple choice questions and 5 short answer questions.

Multiple Choice Questions

1. How accurate was Arnold's pocket watch that was tested by Maskelyne?
(a) Accurate within thirty seconds over four weeks.
(b) Perfectly accurate, not losing any time.
(c) Accurate within four minutes over six months.
(d) Accurate within three seconds over a year.

2. The number of pocket watches grew from one in 1737 to how many in 1815?
(a) Two hundred.
(b) Four hundred.
(c) Three thousand.
(d) Five thousand.

3. How many working parts does the H-3 have?
(a) 453.
(b) 962.
(c) 753.
(d) 675.

4. Who was famous for reducing the motion of the planets to a few equations?
(a) Isaac Newton.
(b) John Harrison.
(c) John Hadley.
(d) Leonhard Euler.

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

6. After Bradley died, who filled the open slot on the Board of Longitude.
(a) It remains vacant.
(b) Harrison.
(c) Bliss.
(d) Maskelyne.

7. What was the result of the test by Maskelyne of the H-4.
(a) The test was never completed of the H-4.
(b) The H-4 failed the test.
(c) The H-4 broke down midway through the test.
(d) The H-4 passed the test.

8. When Harrison was asked to hand his plans over to the British government, what was his reaction?
(a) He was jovial and handed them over.
(b) He was excited to share his plans with more people.
(c) He was devastated and burned them.
(d) He was furious, but complied.

9. Why did Maskelyne think Harrison shouldn't win the longitude prize?
(a) His clocks were not as precise as the lunar method.
(b) His clocks did not prove sea worthy.
(c) He throught Harrison too religious to win the prize.
(d) He thought Harrison too unsophisticated to win the prize.

10. How many more times accurate was the H-4 than the Longitude Act required?
(a) Three times.
(b) Four times.
(c) Five times.
(d) Two times.

11. Why did Harrison take so long to build the H-3?
(a) The design faltered during a sea test and he had to start over.
(b) It is unknown.
(c) His design was ransacked midway through completion.
(d) He repeatedly ran out of money.

12. How long would Nevil Maskelyne test the H-4 at the Royal Observatory?
(a) Ten months.
(b) Two months.
(c) Six months.
(d) One year.

13. What did Jeffery's make for Harrison?
(a) A microscope.
(b) A pocketwatch.
(c) A compass.
(d) A telescope.

14. How long did it take Harrison to build H-2?
(a) Five years.
(b) Six months.
(c) Ten years.
(d) Two years.

15. What kind of solution to the longitude problem did the Board of Longitude originally desire?
(a) A map based one.
(b) A telescope based one.
(c) An astronomical one.
(d) A clock based one.

Short Answer Questions

1. When was the Longitude Act repealed?

2. How did Maskelyne obtain all four of Harrison's clocks?

3. How old was Harrison when he completed the H-5?

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

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

(see the answer keys)

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