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MappingEarthsurface
| Term | Definition |
|---|---|
| Topography | The shape of the land determined by elevation, relief, and landform. |
| Elevation | Height above sea level. |
| Relief | The diffrence in elevation between the highest and lowest parts of an key. |
| Landform | A feature of topography formed by the processes that shape Earth' surface. |
| Plain | A landform made up of flat or gently rolling land with low relief. |
| Mountain | Landform with high elevation and high relief |
| Mountain range | A group of mountains that are closely related in shape, structure area, and age |
| Plateau | A large landform that has high vision and more or less level surface |
| Landform region | A large area of land, where the topography is made up mainly of one type of landform |
| Globe | A sphere that represents earths entire surface |
| Map | A flat model of all or part of earth surface as seen from above |
| Map protection | A framework of lions that help to transfer points on earth surface onto a flat map |
| Symbol | On a map of picture used by Mac makers to Stand for features on earth surface |
| Key | A list of the symbols used on a map and their meetings |
| Scale | Used to relate distance on a map or globe to distance on earth surface |
| Degree | A unit used to measure distance is around a circle. 1 degree equals 1/360 of a full circle. |
| Equator | An imaginary line that circles earth halfway between the north and South Pole |
| Hemisphere | One half of the sphere that makes up earths surf |
| Prime Meridian | The line that makes a half circle from the north pole to the south Pole that passes through Greenwich, England |
| Latitude | The distance in degrees north or south of the equator |
| Longitude | The distance in degrees east or west of the prime meridian |
| surveying | The process of gathering data for a map byusing instruments and the principles of geometry to determine distance and elevations. |
| digitizing | Converting information to numbers for use by a computer |
| pixles | one bit of a digitized image, often appearing as a small square or dot. |
| aerial photograph | A photograph taken by cameras mounted in airplanes |
| satellite image | A picture of the land surface based on computer data collected from satellites |
| global positioning system | A navigation system that uses satellite signals to locate a radio receiver on an surface |
| geographic infomation system | A system of computer hardware and software used to produce interactive maps |
| topography map | A map that shows the surface features of an area |
| contour line | A line on a topographic mod that connects points of equal elevation |
| contour interval | The difference in elevation from one contour line to the next |
| index cotour | On top autographic map, a heavier contour line that is labeled with elevation of that counter line |
Created by:
mzapinski002