Johnathon's spelling crossword puzzle

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Across
  1. 3. animals live in this
  2. 7. we need to do this with water
  3. 10. holds power
  4. 12. we are learning about this, this term
  5. 13. crazed animal
  6. 14. my sisters are these
  7. 15. belonging to a person or thing by nature
  8. 16. looks
  9. 19. natural disasters can cause
Down
  1. 1. this liquid can kill you
  2. 2. who is it made for
  3. 4. hitting something
  4. 5. natural features on land
  5. 6. destruction
  6. 8. this thing is changing
  7. 9. electricity
  8. 11. bad occurrence
  9. 14. to guard
  10. 17. some animals are
  11. 18. isn't man made