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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 did astronomers feel about Harrison's clock idea for solving the problem of longitude?
(a) They thought it ridiculous because it would be too expensive to mass produce clocks.
(b) They saw potential but were still very skeptical.
(c) They thought that it was outrageous because it didn't require the intellect of the lunar theory.
(d) They thought it had promise and could be used in conjunction with the lunar theory.

2. The members of the Board of Longitude were members of which class of society?
(a) The elite class.
(b) The seafaring class.
(c) The royal class.
(d) The working class.

3. Before using clocks to navigate longitude, sailors used the __________.
(a) Sky: sun, moon, stars and constellations.
(b) Currents.
(c) Compass.
(d) Maps.

4. Which clock did Harrison become dissatisfied with and never made to sea?
(a) H-1.
(b) H-4.
(c) H-3.
(d) H-2.

5. Who did Bradley want to split the longitude award prize money with?
(a) Jeffreys.
(b) Harrison.
(c) Mayer.
(d) Maskelyne.

Short Answer Questions

1. Hooke nor Huygens were able to:

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

3. Where did William sail on the second test of H-4?

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

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

(see the answer key)

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