Coastal Sand Dunes Vocab

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Across
  1. 3. long term net build up of transported minerals such as sand, silt, clay, and organic matter
  2. 4. vast, continent sized bodies of glacial ice
  3. 6. a significant, long period of history (tens of millions of years)
  4. 7. a large body of ice, snow, rock, and sediment that forms and moves under the influence of its weight and gravity
Down
  1. 1. a mound, ridge, or hill of loose sand shaped by wind or water
  2. 2. a hard, durable mineral composed of silicon dioxide (A natural compound made of silicone and oxygen)
  3. 5. a natural accumulation of unconsolidated material (primarily rock fragments or mineral particles