Air and other Pollutions

Used on factory stacks to remove certain gases.

• Filters
• Emission reducers
• Scrubbers
• Filter Strips

An air pollution prevention mechanism found in vehicles. 

• combustion chamber
• electrostatic precipitator
• scrubber
• catalytic converter

What is a primary pollutant? 

• pollutant that is put directly into air by human activities
• pollutant that form from reaction of pollutants with things in the atmosphere

A type of pollution found both indoors and outdoors, which includes pollen, dander, soot, carbon, and dust.

• Water droplets

• Allergens

• Particulate matter

• Combustibles

Electrostatic precipitators can be used to remove this type of air pollutant.

• volatile organic compounds

• sulfur dioxide

• particulate matter

• ground level ozone

Which of the following is NOT a primary pollutant?

• nitric oxides

• smog

• sulfur dioxide

• volatile organic compounds

What is a secondary pollutant? 

• pollutant that is put directly into air by human activities
• pollutant that forms from reaction of pollutants with things in the atmosphere

Which of the following government agencies is responsible for the Clean Air Act?

• the USGS

• the USDA

• the EPA

• the USDOJ

Which two primary pollutants most often result in acid rain?

• sulfuric dioxide and nitric oxide
• carbon monoxide and VOCs
• ZEVs and VOCs
• carbonic acid and citric acid

Ozone and acid rain are both pollutants formed through reactions in the atmosphere. This makes them

• primary air pollutants
• secondary air pollutants 
• atmospheric transport
• atmospheric deposition