Examlex
"Canals" are a feature once associated with the planet ______________.
LEO
Low Earth Orbit, an orbit around Earth at an altitude between about 160 kilometers and 2,000 kilometers, commonly used for satellites, including those for communication and earth observation.
MEO
Medium Earth Orbit, a term used in satellite communications to describe the orbit of satellites located approximately 2,000 to 35,786 kilometers above the earth's surface.
GPS System
Global Positioning System, a satellite-based navigation system used to determine the precise location of an object or person on Earth.
GEO
Geostationary Earth Orbit, a type of orbit around the Earth that allows satellites to appear stationary relative to a position on the Earth.
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