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