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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 10: The Diamond Timekeeper.

Multiple Choice Questions

1. Why did Harrison take so long to build the H-3?
(a) The design faltered during a sea test and he had to start over.
(b) He repeatedly ran out of money.
(c) His design was ransacked midway through completion.
(d) It is unknown.

2. How old was Harrison when he built his first pendulum clock?
(a) Less than 20.
(b) 40.
(c) 25.
(d) 55.

3. In AD 150, who plotted lines of longitude and latitude?
(a) Newton.
(b) Ptolemy.
(c) Moses.
(d) Galileo.

4. Who was Edmund Halley's heir?
(a) Thomas Godfrey
(b) Tobias Mayer.
(c) James Bradley.
(d) Leonhard Euler.

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

Short Answer Questions

1. What was Harrison's most prized accomplishment?

2. What could have avoided the tragedy near the Scilly Islands?

3. What toy does the narrator play with at the beginning of Chapter 1: Imaginary Lines?

4. What is the size of the H-4?

5. What did King Louis build in Paris?

(see the answer key)

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