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Landforms-6S
landforms and descriptions
| Term | Definition |
|---|---|
| model | a representation of an object or process |
| boundary | the limit or border of an area |
| structure | something built by people, like a building |
| map | a drawing of an area |
| cartographer | a person who makes maps |
| grid | a network of vertical and horizontal lines that form squares |
| symbol | color, shape, or texture used to represent something on a map |
| key | an explanation of symbols used on a map |
| drainage basin | a system of rivers and streams that drains an area |
| erosion | wears away earth materials by water, wind, or ice |
| landform | a shape or feature of the earth's surface |
| canyon | a "V" shaped valley eroded by a river or stream |
| delta | a fan shaped deposit of earth materials at the mouth of a stream |
| plateau | a large, nearly level area that has been lifted above surrounding areas |
| deposition | when eroded earth materials settle in another place |
| sediments | eroded earth materials that have been deposited |
| basin | a low area in which sediments are often deposited |
| channel | the path water takes in a stream or river |
| meander | a curve or loop in a channel |
| slope | the angle or slant of a stream channel or land surface |
| alluvial fan | a fan shaped landform deposited at the end of a steep canyon where the slope becomes flatter |
| flood | a heavy flow of water that goes over a streams normal channel |
| flash flood | rises and falls quickly with little or no warning |
| levee | an embankment along a stream that protects land from flooding |
| dam | a wall or construction across a river that holds back water from flowing through the river |
| floodplain | area around a river that is covered by water flowing over the riverbank during a flood |
| base | bottom of a mountain |
| contour line | line on a topographic map that connects points of equal elevation |
| contour interval | difference in elevation between contour lines |
| elevation | height above sea level |
| peak | highest point on a mountain |
| sea level | average height of the ocean's surface, zero elevation |
| topographic map | uses contour lines to show shape and elevation of a land's surface |
| profile | side view of a landform |
| bench mark | a marker placed permanently at a know position and elevation |
| intermittent stream | water flows here at only certain times of the year |
| perennial stream | always has water flowing |
| ridge | narrow area of high land between two valleys |
| glacier | large body of moving ice |
| valley | low area between higher areas where a river or stream flows |
| interpret | to figure out the symbols to put together a map |
| aerial photograph | pictures taken above Earth's surface |
| scale | ratio between a measured distance on a map to actual distance |
| surveyor | a person who measures and marks the distance, elevation, position, and boundaries of land areas |
| bar scale | a ruler line on a map |
| representative fraction | tells the scale of a map |
| rapids | part of a river channel where water flows over obstacles, like boulders |
| intermittent lake | contain water only during certain times of the year, like a rainy season |
Created by:
ccbehles
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