Go to: https://apclassroom.collegeboard.org/d/t85njdsu7g?sui=14,7  to watch Topic 7.1 Daily Video 1 which will introduce primary versus secondary air pollutants and discuss how the Clean Air Act has improved air quality for the U.S. for criteria air pollutants.

Go to: https://apclassroom.collegeboard.org/d/sthsqi52rw?sui=14,7  to watch Topic 7.1 Daily Video 2 which will investigate how the burning of coal and diesel fuels can affect air quality and the consequences of combustion on the atmosphere.

Go to: https://apclassroom.collegeboard.org/d/mt823gdy3h?sui=14,7 to watch Topic 6.1 Daily Video 3 which will discuss the primary and secondary pollutants that result from the combustion of fossil fuels.

Take notes on these videos that summarize important key points.  Focus your notes not just on content, but also how you are going to demonstrate you mastery of the content using science practices.  Be sure to answer and questions that are asked when you pause the video.  Check your answers!