line of longitude

the ratio between the size of something and a representation of it

The system used to transfer locations from Earth's surface to a flat map

the section of a map that explains the symbols and colors on the map

a symbol that shows directions on a map

A device that helps geographers gather many different kinds of info about the same place.

a navigational system involving satellites and computers that can determine the latitude and longitude of a receiver on Earth by computing the time difference for signals from different satellites to reach the receiver

Distance north or south of the Equator, measured in degrees.

where is the great wall of China located

a symbol that shows directions on a map