Which of the following explains why navigators prior to a few ...

[RRMR]

Which of the following explains why navigators prior to a few hundred years ago found it much more difficult to determine longitude than latitude?
 
  A) Determining longitude requires mathematical techniques that were not known at the time.
  B) Determining longitude requires much more precise measurements of angles in the sky than does latitude.
  C) Determining longitude requires accurate tables of the celestial coordinates of stars, while determining latitude does not.
  D) Determining longitude requires an accurate clock, but latitude does not.

Question 2

In the scientific method a hypothesis is another name for
 
  A) an observation
  B) an educated guess
  C) a test
  D) a theory

[joneynes]

Answer to Question 1

D

Answer to Question 2

B

[RRMR]

Thanks

[joneynes]

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