2A-Nia Bowman

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Across
  1. 2. an air like fluid substance which expands freely to fill any space available
  2. 3. two hydrogens one oxygen
  3. 8. process by which green plants and certain types of bacteria make carbohydrates
  4. 10. invisible gaseous substance surrounding the earth
  5. 11. the planet on which we live
  6. 12. the natural satellite of the earth, visible (chiefly at night) by reflected light from the sun
  7. 14. hot fluid or semifluid material below
  8. 15. the conversion of a vapor or gas to a liquid
  9. 16. a very large expanse of sea, in particular each of the main areas into which the sea is divided geographically
  10. 17. turning from liquid into vapor
  11. 18. the star around which the earth orbits.
Down
  1. 1. a sudden and violent shaking of the ground
  2. 4. atomic number 8 and the life-supporting component of the air
  3. 5. a large natural elevation of the earth's surface rising abruptly from the surrounding level
  4. 6. decay
  5. 7. chemical element of atomic number 7
  6. 9. rain, snow, sleet, or hail that falls to the ground
  7. 13. Carbon can be stored in a variety of reservoirs, including plants and animals, which is why they are considered carbon life forms(its a cycle)