Unit 1 Vocabulary

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Across
  1. 2. mountains,plateaus,hills,mountain valleys,plains,river valleys,flood plains
  2. 5. destructive force in which pieces or rock are moved by wind,water,or moving ice.
  3. 6. low plain that forms where a river enters an ocean
  4. 7. small pieces of rock
Down
  1. 1. the breaking of rocks into pieces or sediment
  2. 3. drops and builds up
  3. 4. a mound sand piled up by the wind