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Learning Set 3
Term | Definition |
---|---|
Law of Conservation | matter is neither created or destroyed. |
Convection | The transfer of heat in a fluid through a current of warm rising fluid and cool, sinking fluid. |
primary pollutants | Pollutants formed directly from natural activities and human activities. |
secondary pollutants | Pollutants formed by primary pollutants. |
ozone | A molecule made up of three oxygen atoms |
smog | An air pollutant formed from nitrogen oxides and VOC's and is activated by the Sun's energy. |
photochemical | A chemical reaction that requires energy from the Sun. |
VOC's(Volatile Organic Compound) | Organic chemicals that have high vapor pressure at a ordinary room temperature. |
Theory | supposition or a system of ideas intended to explain something. |
Climate | the normal weather conditions of a region, throughout the year, averaged over a series of years. |