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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. How long did Harrison spend building H-3?
(a) Six months.
(b) Twenty years.
(c) Ten years.
(d) Five years.

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

3. What was Huygens best known as?
(a) The first great philosopher.
(b) The first great astronomer.
(c) The first great scientist.
(d) The first great horologist.

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

5. The Board of Longitude demanded Harrison hand over the H-4 so it could be used by whom?
(a) The Navy.
(b) The Army.
(c) The Air Force.
(d) The Marines.

Short Answer Questions

1. The members of the Board of Longitude were members of which class of society?

2. Besides clocks, what was Hooke known for?

3. Early clocks weren't up to measuring longitude at sea for two reasons. They were not accurate and changed because of what while at sea?

4. After successfully completing the H-4, who passed an act that placed new restrictions on Harrison?

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

(see the answer key)

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