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Topographic Maps
8.9C
Term | Definition |
---|---|
index contour | a thicker line that has numbers written on it showing the rising or decreasing elevation on a topographic map |
storm surge | a wall of water that builds up over the ocean due to heavy winds and low pressure |
Topographic maps | map showing the shape and elevation of the land surface using contour lines |
Topography | the shape of the Earth’s surface and the way its physical features are arranged, especially in terms of their positions and elevations |
Contour intervals | difference in elevation between any two contour lines on a topographic map |
Contour lines | map symbol showing shape and / or change in elevation on a topographic map |
Topographic map | map that shows surface features, or topography, of the Earth--both natural features, such as rivers, lakes, and mountains, and man-made features such as cities, roads, and bridges |
Contour interval | the difference in elevation between adjacent contours |
Contour lines | a line on a topographic map showing elevations of equal values |
Depression | area of low-lying elevation displayed on a topographic map by rings with hachure marks pointing inward |
Hachure | short little tic marks pointing inward in a depression |
Satellite Map | imagery (also Earth observation imagery or spaceborne photography) are images of Earth or other planets collected by imaging satellites operated by governments and businesses around the world |