Homework, ch.1
1. Fill in the boxes with the missing information below:
zones
Latitude
Longitude
Direction Drawn East-West lines
? North South
Direction measured in ?
East or West of the Prime
degrees
Meridian
Other Name
? Parallel Meridians
Important for
Earth/ Sun relationship?
Basic climate zones
Max number in degrees ?
180 E or W
Distance
111 km/ degree Varies. Widest at Equator,
69 mi/degree
narrowest at Pole
Unit
One degree (1) One degree
Subunits
1 = 60 minutes [ ] same
1 60 seconds)
Great Circles
One only=the Equator All longitude lines are y
great circles
How measured
Sextant = angle to the Chronometers, clocks
sun
What do we measure? Distance
?