Lesson 1
Clean air consists of mostly
What is oxygen and nitrogen?
People who have heart or __________________ problems are most affected by air pollutants.
What are lungs?
Rain, sleet, or snow that contains a high concentration of acids.
What is acid precipitation?
Clean exhaust gases of pollutants before the pollutants are able to exit the tailpipe of automobiles.
What is a catalytic converter?
When harmful substances build up in the air to unhealthy levels, the result is
What is air pollution?
300 million tiny air pockets in lungs
What are alveoli?
Number that is used to determine the pH number of acids and bases.
What is a pH number?
A machine that moves gases through a spray of water that dissolves many pollutants.
What is a scrubber?
A pollutant that is put directly into the air by human activities
What is a primary pollutant?
Surface area in the lungs of a human is equal to
What is a tennis court?
Toxic metals that causes root damage in plants.
What is aluminum?
Visible when air pollution hangs over urban areas.
What is smog?
An odorless, colorless, poisonous gas. It is an important component of the exhaust from vehicles.
What is carbon monoxide?
This can grow in a building’s air conditioning ducts, ceiling tiles, carpets, and furniture.
What is fungi/mold?
Fish offspring exposed to acid rain often have these
What are birth defects?
This paint has a high VOC content.
What is lead paint?
Primarily used as an insulator and a fire retardant. Can cut and scar lungs.
Two different types of particulate matter
What are fine and course particles?
Chemical that comes off of clothes that have been dry cleaned
What is tetrachloroethylene?
Pollutants are released in one area and cause acid precipitation to occur HERE
What is another area?
Colorless, tasteless, odorless gas that is radioactive.
What is radon?
Intensity of sound is measured in
What are decibels (dB)?