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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. When measuring longitude, each hour of time difference between the ship and starting point marks a progress of how many degrees of longitude?
(a) 5.
(b) 15.
(c) 25.
(d) 30.

2. Where did Harrison go to present his case to the Board of Longitude?
(a) Paris.
(b) Edinburgh.
(c) London.
(d) Oxford.

3. How much time did H-4 lose at sea when it was being tested?
(a) 5 seconds after 81 days.
(b) 45 seconds after 59 days.
(c) 3 minutes after 32 days.
(d) 8 minutes after 46 days.

4. How did Maskelyne obtain all four of Harrison's clocks?
(a) He broke into his home and took them.
(b) He tried, but never succeeded, in obtaining Harrison's clocks.
(c) He offered him a sum more than the Longitude Prize.
(d) He came to Harrison's door with a warrant.

5. Where does the quote at the beginning of Chapter 3: Adrift in a Clockwork Universe have the author dreaming he is locked in?
(a) On the moon.
(b) In a hidden basement.
(c) In his father's watch.
(d) In a ship.

Short Answer Questions

1. The Board of Longitude demanded Harrison hand over the H-4 so it could be used by whom?

2. What was the tool introduced by John Davis in 1595 to better look at the sun called?

3. Who was in command of the ships that ran into the Scilly Islands near England?

4. Where was the destination the Centurion was sailing for?

5. Tobias Mayer was a ____________.

(see the answer key)

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