Nat's Easy Crossword Puzzle

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Across
  1. 6. man that was found in the mountains by hickers
  2. 7. hard stone to make axes, spears.
  3. 8. land that is completely surrounded by water.
  4. 9. To tame animals and plants for human use.
  5. 11. low land in between mountains.
  6. 12. land form that rises 300 meters(1000 feet).
Down
  1. 1. a body of water surrounded by three sides of water.
  2. 2. line that runs down half of the earth.
  3. 3. water joining two large bodies of water.
  4. 4. reserved remains of an animal for years ago.
  5. 5. tool to help humans perform tasks.
  6. 10. a mountain that makes lava and ash.