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AQ LS 3 Vocabulary
Term | Definition |
---|---|
Law of conservation of matter | Matter is neither created nor destroyed. |
convection | The transfer of heat in a fluid through a current made up of warm, rising fluid and cool, sinking fluid. |
primary pollutants | Pollutant formed directly from natural activities and human activities |
secondary pollutants | Pollutant formed from primary pollutants. |
ozone | A molecule made up of three oxygen atoms |
smog | An air pollutant formed from nitrogen oxides and VOC’s and activated by sunlight energy. |
photochemical | A chemical reaction that requires sunlight energy. |
volatile organic compound | A pollutant that reacts with nitrogen oxides to make smog. |
climate | The normal weather conditions of a region, throughout the year,averaged over a series of years. |
theory | A big idea in science, often developed over time, using evidence gained through observations and experimental data. |