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Geo Words
| Term | Definition |
|---|---|
| altitude | Altitude is the height of an area, measured from sea level. |
| azimuth | An azimuth is the angle that a line makes with a meridian (a line of longitude), going clockwise from north. |
| geomorphology | Geomorphology is the scientific field that investigates how landforms are formed on the Earth (and other planets). |
| planimetric map | A planimetric map is a map that represents only the horizontal positions of features (and not the vertical positions, like heights, which a topographic map shows). |
| prairie | A prairie is a wide, relatively flat area of land that has grasses and only a few trees. |
| tributary | A tributary is a stream or river that flows into a larger river. |
| Winkel Tripel projection | A Winkel Tripel projection is a type of pseudocylindrical projection map in which both the lines of latitude and longitude are curved. The Winkel Tripel projection was adopted by the National Geographic Society in the late 1990s. |
| antipodes | Antipodes are a pair of points that are on opposite sides of a planet (like the North Pole and the South Pole). |
| conic projection | A conic projection is a type of map in which a cone is wrapped around a sphere (the globe), and the details of the globe are projected onto the conic surface. Then, the cone is unwrapped into a flat surface. |
| International Date Line | The International Date Line (IDL) is an imaginary north-south line (at the 180th meridian), in the Pacific Ocean, at which the date changes. The east side of the IDL is a calendar day earlier than the west side. The actual IDL used is not a straight line. |