DOWN1. Ozone _____2. Dangerous particulate matter3. Created by combustion of fossil fuel and motor vehicle emissions4. Burning _______ creates sulfur dioxide5. Air pollutants are solid particles or ________7. Department of ______________ Quality 11. _________ conditions affect ozone levelsACROSS 2.  Air _________4.  Ground level ozone6.  Location of air pollution instruments8.  This instrument uses a suction device to capture particulates on a filter  (Hint: a particulate __________)9.  _____ rain 10. Cars are a ______ of air pollution 11. Disperses air pollutants 12. Formed by chemical reaction in the presence of sunlight 13. A fossil fuel 14. Air pollution affects our ___________