topografik xarita

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topographic maps key features of a topographic map lesson objectives define a topographic map and state its uses. describe how contour lines show the elevations, shape, and slope of the land. identify the meanings of some symbols and colors used on topographic maps. what is a topographic map? a topographic map, also known as a contour map, is a map that shows the shape of the land using contour line. it is a map that shows and elevation field, meaning how high and low the ground is in relation to sea level. what are contour lines? contour lines are lines that connect points that are of the same elevation. they show the exact elevation, the shape of the land, and the steepness of the land’s slope. contour lines never touch or cross. what is a benchmark? a benchmark is a point where exact elevation is known and is marked with …

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lines. hachure lines are regular contour lines with small segments sticking out from it. the first hachure line is at the same elevation as the contour line before it. more on contour lines contour lines form v’s that point upstream when they cross a stream. it is important to remember that they point in the opposite direction as the flow of water. what do the colors on the topographic map represent? blue lines/shapes - represent water features, such as streams and lakes. brown – contour lines black – roads, buildings, railroads, other man made objects. green – woodland areas red - highways now that i know what a topographic map is, how do i read it? first determine the contour interval (the distance between each contour line) then determine the map scale (usually at the bottom of the map) identify any hills or depressions use the legend to identify man …

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topographic maps key features of a topographic map lesson objectives define a topographic map and state its uses. describe how contour lines show the elevations, shape, and slope of the land. identify the meanings of some symbols and colors used on topographic maps. what is a topographic map? a topographic map, also known as a contour map, is a map that shows the shape of the land using contour line. it is a map that shows and elevation field, meaning how high and low the ground is in relation to sea level. what are contour lines? contour lines are lines that connect points that are of the same elevation. they show the exact elevation, the shape of the land, and …

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