What is Geodesy?
http://oceanservice.noaa.gov/education/tutorial_geodesy/geo01_intro.html

NOAA Ocean Service Education


Overview of what traditional geodesy is, including descriptions of geoid, ellipsoid, datum, gravity, and GPS (global positioning system). Appropriate for high school or lower division college courses.What is geodesy?


Subject: Geoscience:Geology:Geophysics:Geodesy
Resource Type: Scientific Resources:Overview/Reference Work
Theme: Teach the Earth:Course Topics:Geodesy, Geophysics