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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. Which of the following people were not members of the Board of Longitude?
(a) George Graham.
(b) Lord Monson.
(c) Edmund Halley.
(d) Arthur Onslow.

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

3. When did clock makers begin to design clocks to measure longitude?
(a) 16th century.
(b) 15th century.
(c) 17th century.
(d) 14th century.

4. Huygen's clocks went on a number of voyages. On the third voyage to the Cape Verde Islands, what did his clock do?
(a) Sent the ship 50 miles off course.
(b) Made the ship arrive three weeks ahead of schedule.
(c) Stopped working midway through the voyage because of the temperature change.
(d) Kept good track of the ship's longitude.

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

Short Answer Questions

1. How long would Nevil Maskelyne test the H-4 at the Royal Observatory?

2. What did George Graham give Harrison?

3. How many more times accurate was the H-4 than the Longitude Act required?

4. What did Huygens and Hooke fight over?

5. When Harrison was asked to hand his plans over to the British government, what was his reaction?

(see the answer key)

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