VP #9: What's in the Air You Breathe?

What is the main component of the air we breathe?

• Argon

• Carbon Dioxide

• Nitrogen

• Oxygen

What are primary pollutants?

• Pollutants formed by chemical reactions

• Pollutants directly emitted from sources

• Pollutants that are harmless

• Pollutants that only come from factories

How do secondary pollutants form?

• Through chemical reactions in the air

• By being absorbed by plants

• By mixing with water

• By being emitted directly from cars

What is one way cities are reducing smog?

• Electrifying energy infrastructure

• Increasing the number of cars

• Using more coal

• Cutting down trees

Why is it important to have region-specific solutions for air pollution?

• Because all regions have the same pollutants

• Because air pollution is not a serious issue

• Because it is cheaper

• Because different regions have unique pollutants