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Hachures, as used on older topographic maps, indicate slope by

  • A.closed loops joining points of equal height
  • B.tinted bands between successive contours
  • C.arrows pointing towards the summit
  • D.short lines drawn down the direction of fall

Answer: D

Correct answer: short lines drawn down the direction of fall

Hachures are drawn along the line of steepest descent, and slope is read from their weight and spacing: short, thick, closely set strokes for steep ground and fine, widely spaced ones for gentle. They convey the shape of the land well but carry no heights, which is why contours displaced them - hachures survive today only for depressions and for cuttings and embankments.

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