How do contour lines show steep and gentle slopes?

Edge Of Steep Slope On Rocky Hillside In Foggy Weather. Dramatic Scenery In Mountains Stock Photo, Picture and Royalty Free Image. Image 81557891.

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Terrace farming steep hi-res stock photography and images - Alamy

Erosion Control on Steep Slopes and Embankments - Denbow

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Landscapes of the Month: Overcoming Steep Slope Challenges by the Chesapeake Bay - The Edge from the National Association of Landscape Professionals