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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 15: In the Meridian Courtyard.

Multiple Choice Questions

1. What was the size of the H1?
(a) One hundred pounds and the size of a small car.
(b) Five pounds and able to fit in a briefcase.
(c) Seventy pounds and enclosed in a 4x4x4 case.
(d) Six ounces and the size of a modern wristwatch.

2. Who won the Hooke/Huygens conflict?
(a) Both.
(b) Hooke.
(c) Neither.
(d) Hugyens.

3. How old was Harrison when he completed the H-5?
(a) 55.
(b) 39.
(c) 79.
(d) 85.

4. How many more times accurate was the H-4 than the Longitude Act required?
(a) Three times.
(b) Five times.
(c) Two times.
(d) Four times.

5. Which clock was Harrison's greatest triumph?
(a) H-2.
(b) H-3.
(c) H-4.
(d) H-1.

Short Answer Questions

1. Before using clocks to navigate longitude, sailors used the __________.

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

3. Were Harrison's clocks in working order before being taken for tests at the Royal Observatory?

4. Which clock did Harrison become dissatisfied with and never made to sea?

5. How long did it take Harrison to build and test the H-5?

(see the answer key)

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