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9 Cards in this Set

  • Front
  • Back
underground layer of spongy rock that holds water
Aquifer
bowl-shaped area of land surrounded by higher land
basin
steep, narrow valley with high sides
canyon
a line of steep slopes or cliffs
escarpment
body of water with land around part of it
gulf
rounded land, higher than the land around it
hill
a very high hill
mountain
large area of flat land with gently rolling hills
plains
high, level stretch of land
plateau