Land forms

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Across
  1. 2. an underground chamber that is dark and black
  2. 4. is a thing that is red hot and rocky
  3. 5. a raised area of land
  4. 7. a swishy plant that is green and growns underwater(two parts in the word)
  5. 8. a valley with step rocky walls
Down
  1. 1. a piece of land that is risen to a tall hill
  2. 2. a steep rocky place found by the sea
  3. 3. when snow has fallen it creates ice masses
  4. 6. when a river gets splited