Unit Two Cross WOrd

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Across
  1. 3. Microwaves do what to molecules
  2. 4. C02 is an abbreviation for what
  3. 7. this change is responsible for the increased temperatures on earth
  4. 9. This contains a rich store of carbon in the form of various organic compounds
  5. 10. IR is an abbreviation of what term
  6. 11. what weather events have tripled and became more severe since the 60's
Down
  1. 1. What type of gas is most responsible for increasing the earths temperature
  2. 2. PB ____ is the main impurity in petroleum
  3. 5. this event was responsible for increased carbon foot print
  4. 6. Highest layer of the atmosphere
  5. 8. Elements above the #83 on the periodic table are considered all
  6. 12. What is the number of the largest size of particular matter