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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 12: A Tale of Two Portraits.

Multiple Choice Questions

1. What did Huygen's published argument state?
(a) A map with correct currents was necessary to navigate at sea.
(b) Jupiters moons were really rings.
(c) A clock could establish longitude at sea.
(d) Longitude could be determined by the moon.

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

3. Who took Nathaniel Bliss's spot on the Board of Longitude?
(a) Nevil Maskelyne.
(b) Thomas Bradley.
(c) He was not replaced.
(d) John Harrison.

4. Hooke nor Huygens were able to:
(a) Collect on the monetary prize offered for solving the problem of longitude.
(b) Collaborate on a working clock.
(c) Get the Royal Society to declare a winner.
(d) Produce a clock that worked at sea.

5. What was the response by the Board of Longitude to Harrison's first presentation?
(a) The Board gave him a loan to build a second clock.
(b) The Board awarded him the monetary prize for solving the longitude problem.
(c) The Board asked him to leave London.
(d) The Board asked for additional proof that his clock worked.

Short Answer Questions

1. Besides clocks, what was Hooke known for?

2. How long did Harrison spend building H-3?

3. Who completed the first working pendulum clock?

4. What was the main point of Harrison's first presentation before the Board of Longitude?

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

(see the answer key)

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