Search Results
Showing results 1 to 3 of 3
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-169.jpg?itok=gFz5G0N2)
Cleaning Air with Balloons
Learners observe a simple balloon model of an electrostatic precipitator. These devices are used for pollutant recovery in cleaning industrial air pollution.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-823.png?itok=M_I-VJFE)
Catch Your Breath: Build a Spirometer and Measure your Lung Capacity
Source Institutions
In this activity, learners will measure their lung capacity by making their own spirometer. Learners will then explore factors that affect the amount of air the lungs can hold.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-115.jpg?itok=cm7dFhej)
Battling for Oxygen
Working in groups, learners model the continuous destruction and creation of ozone (O3) molecules, which occur in the ozone layer.