Match each letter with the correct term


1. ____ is the reduced rate at which the earth loses heat, causing an increase in the earth's temperature.


2. ____ results when substances contaminate the air.


3. ____ is an abbreviation for the compound formed from chlorine, fluorine, and carbon.


4. ____ is formed by the gases released when burning of fossil fuels, such as coal and oil, combined with rain.


5. ___ is formed when fossil fuels or turpentine are incompletely burned in the presence of sunlight.


6. ____ is a colorless, odorless gas.



a. CFC


b. Acid Rain


c. The Greenhouse Effect


d. Smog


e. Carbon Monoxide


f. Air Pollution