Which of the Following Explains Why Navigators a Few Hundred

question 86

Multiple Choice

Which of the following explains why navigators a few hundred years ago found it much more difficult to determine their longitude than their latitude?

• A)Determining longitude requires mathematical techniques that were not known at the time.
• B)Determining longitude without modern instruments requires being able to see the Moon.
• C)Determining longitude requires much more precise measurements of angles in the sky than does latitude.
• D)Determining longitude requires having an accurate clock.

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