Ch. 12 Key Terms Flashcards
1
Q
Air Pollution
A
Harmful substances build up in the air to unhealthy levels
2
Q
Primary Pollutant
A
A pollutant that is put directly into the air by human activity
3
Q
Secondary Pollutant
A
Form when primary pollutants react with other primary pollutants
4
Q
Smog
A
Air pollution hangs over urban areas and reduces visibility
5
Q
Temperature Inversion
A
Occurs when the air above is warmer than the air below
6
Q
Sick-Building Syndrome
A
Buildings that have very poor air air quality
7
Q
Asbestos
A
Strength and resistance to heat
8
Q
Decibles
A
Intensity of sound is measured in units
9
Q
Acid precipitation
A
Rain, sleet, or snow that contains a high concentration of acids
10
Q
pH
A
A measure of how acidic or basic a substance is
11
Q
Acid Shock
A
A sudden influx of acidic water that causes a rapid change in the water’s pH
