Gina's Science Crossword

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Across
  1. 3. a material that is full of tiny connected air spaces
  2. 4. a looplike bend in the course of a river
  3. 7. a large mass of moving ice and snow
  4. 8. Earth's solid outer rock layer
  5. 10. a warm-blooded vertebrate that feeds its young
  6. 12. a living things
  7. 13. the preserved remains of living plants and animals
  8. 14. wind erosion that removes surface materials
  9. 15. a cone shaped calactite deposit that builds up from the caves floor
  10. 18. a tiny groove in soil made by flowing water
  11. 20. a type of water movement that moves every which way
  12. 21. the sediments deposited directly by a glacier
Down
  1. 1. a small depression that forms when a chunk of ice is left in glacial till
  2. 2. a cone shaped calactite that hangs from the ceiling of a cave
  3. 5. water that flows over the ground surface
  4. 6. What is Gina's favorite bird?
  5. 9. a mixture of humus, clay, and other minerals
  6. 11. the grinding away of rock by other rock
  7. 16. a break or crack in Earth's lithosphere
  8. 17. a ridge formed by the till deposited at the edge of a glacier
  9. 19. a large channel in soil formed by erosion