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Chesapeake Bay

Activity 8 (Explain): Air Pollution in the

Chesapeake Bay 

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Activity Summary

In this activity, students use the definition of a watershed to help them define an airshed – an area of land that shares a common flow of air. They then perform a variation on the crumpled paper watershed activity to show how air pollution, in the form of dry and wet deposition, can get into the Chesapeake Bay.

Activity Objectives & Materials

Approximate Time: 45 minutes​


  • Students will be able to describe how air pollution gets into the Chesapeake Bay

  • Students will know the definition of airshed

  • Students will know the term “deposition”



  • Word wall words: airshed, dry deposition, wet deposition

  • Blank paper

  • Spray bottle(s) with water (one or more)

  • Chocolate pudding mix in small cups

  • Cotton balls

  • Water in small cups


  • Welcome to the Airshed

Standards Connection




1. Frame the Activity


2. Where Does Our Air Come From?

3. Return to the Crumpled Paper Watershed


4. Drawing Conclusions

5. Return to the Clue Board

6. Formative Assessment


For more information about On the Air 2020, contact:

Rebecca Davis, Education Manager


For more information about Clean Air Partners, check out our website at:  www.cleanairpartners.net

© 2020 by Clean Air Partners.