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Sci8-Unit2-Top-Maps
8Sci-Unit2-PartB - Topographic Maps
| Term | Definition |
|---|---|
| aerial images | images taken from a plane |
| satellite images | images taken form a satellite |
| geologic maps | maps that show rock types and ages |
| topography | the shape and size of the land features on Earth's surface |
| topographic map | map that shows the shape and size of the land features |
| contour line | lines on a map that connect points of equal elevation |
| relief | the distance between the highest and lowest elevations of a particular area |
| contour interval | the difference in elevation between two contour lines |
| index contour | every fifth line on a map, a thicker contour line that has the elevation listed |
| map scale | shows the relationship between sizes and distances show on a map |
| slope | measures the steepness from one point to another |
| remote sensing | the process of gathering and analyzing information about an object without physical contact with the object |
| GPS | Global Positioning system - a network of satellites orbiting earth |
| GIS | Geographic Information system - a program used to view and make images and maps |