Landscapes and Land forms Flashcards Preview

Geography yr7 > Landscapes and Land forms > Flashcards

Flashcards in Landscapes and Land forms Deck (36)
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31

What is grid reference?

6 numbers which are used as coordinates that show exactly where something is.

E.g. 456395

32

What is land degrigation?

Land degradation occurs when the biological fertility of land is lost through human activities.

33

Give 4 examples of land degrigation.

  • Loss of habitats
  • Loss of Bioversity (less types of plants and animals).
  • Accelirated soil erosion
  • Salinity

34

What is salinity?

Salinity is the amount of salt thats in a body of water.

35

What is accelirated soil erosion?

Loss of soil at a much fater rate than it is formed.

36

What are contour lines?

Contours are lines on a map that join points of the same
height above sea level.They form patterns that help us imagine exactly what the land looks like.