Learning Menu Ch.2 Crossword Puzzle

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Across
  1. 4. A stream or river that runs into a larger river
  2. 7. A group of parts that work together as a whole
  3. 8. Contains all earth's land and rocky surfaces
  4. 10. Dark, fined-grained rock
  5. 11. A loop like bend in the course of a river
  6. 12. Underground water
  7. 14. Light, coarse grained rock
Down
  1. 1. A deposit that hangs from the ceiling of a cave like an icicle
  2. 2. The relatively thin layer of gases that forms earth's outermost layer
  3. 3. Cone shaped things that come up from cave floors
  4. 5. The crust is a layer of rock that forms earth's outer skin
  5. 6. Contains all of earth's living things
  6. 8. A large groove or channel in the soil that carries runoff
  7. 9. Contains all of earth's water
  8. 13. The ability to do work