|Name: _________________________||Period: ___________________|
This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 5: Powder of Sympathy.
Multiple Choice Questions
1. What was one disadvantage to using the magnetic variation method to determine longitude?
(a) Compasses weren't continuously accurate.
(b) It could only be used on clear nights.
(c) Compasses were to large to take on ships.
(d) It led to misalignment with the stars.
2. In the Whiston-Ditton proposal, what did they hope to be exempt from?
(b) Acts of piracy.
3. What did King Louis XIV of France complain about with more accurate measures of longitude?
(a) That maps based on stars were inaccurate.
(b) That sea travel became more treacherous.
(c) That the economic costs of not knowing longitude were bankrupting his country.
(d) That he was losing more territory to his astronomers than his enemies.
4. Hooke nor Huygens were able to:
(a) Get the Royal Society to declare a winner.
(b) Produce a clock that worked at sea.
(c) Collaborate on a working clock.
(d) Collect on the monetary prize offered for solving the problem of longitude.
5. What does the coiled balance spring do in clocks?
(a) Allows the navigator to know the time in the home port.
(b) Allows the clock to keep a constant temperature.
(c) Prevents the pendulum from losing time.
(d) Prevents waves from destabilizing the clock.
Short Answer 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?
2. Who came up with a way to draw longitude meridians on the night sky?
3. Before using clocks to navigate longitude, sailors used the __________.
4. What is the main difference in measuring longitude and latitude?
5. Who completed the first working pendulum clock?
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