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Definition
| The study of the shapes and features of the earth's surface |
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Term
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Definition
| Shows the three-dimensional shape and elevations of an area of land in two-dimensions |
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Term
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Definition
| Height above or below sea level |
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Definition
| Line that connects places on a topographic map that are all at the same elevation |
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Term
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Definition
| The vertical difference in elevation between neighboring contour lines |
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Term
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Definition
| The difference between the highest elevation point and the lowest elevation point on a map |
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Definition
1. Contour lines are closely spaced on steep slopes
2. Contour lines are widely spaced on gentle slopes |
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Term
| How are stream or valleys shown on topographical maps? |
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Definition
| Where the contour lines cross is a stream or Valley, the contour line bends to form a V that points upstream. In the upstream direction, the successive contours represent higher elevations. |
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Term
| How is the top of hill marked? |
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Definition
| Contour lines near the top of a hill form closed, circular shapes. The top of the hill is higher than the highest closed contour line. |
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Term
| How are depressions shown on a topographical map? |
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Definition
| Depressions are shown by closed hatched contours. The bottom of the depression is lower than the lowest closed contour line. |
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