Earth Day Crossword

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Across
  1. 3. created by human activity, such as trash or runoff produced by factories
  2. 6. expressed according to a comparative scale or perceived by touch
  3. 9. Wild Blue Yonder
  4. 10. Orb
  5. 12. widespread in the Amazon
  6. 14. a viscous liquid derived from petroleum
  7. 15. chemical element of atomic number 8
  8. 17. more than once
  9. 18. Physical balderdash
  10. 19. movement of the air
  11. 20. source of light
  12. 21. solid mineral found mainly in underground deposits and widely used as fuel.
  13. 22. Terra
Down
  1. 1. loose soil or earth
  2. 2. envelope of gases
  3. 4. a nonmetal that has two main forms (diamond and graphite)
  4. 5. freezes at 0° C and boils at 100° C
  5. 7. a container consisting of one or more cells
  6. 8. a corrosive or sour-tasting liquid
  7. 11. coined by the German zoologist, Ernst Haeckel, in 1866 to describe the “economies” of living forms
  8. 13. describes things relating to the sun
  9. 14. continuous body of saltwater
  10. 16. caused by the refraction and dispersion of the sun's light
  11. 17. Reclaiming