Curated OER
Survival Still
Lead your class to construct a solar still on campus to demonstrate how water can be extracted from the soil. The power of solar energy is emphasized, as is the concept of how capillary water can be recovered and purified by using a...
Curated OER
Water Quality
Students analyze water quality and turbidity of collected samples. In this physics lesson, students conduct tests to identify the suspended particles in the samples. They explain how human activities affect water quality.