Curated OER
The Sun as the Driving Force of the Water Cycle
Learners study the water cycle and how the sun is an important factor. For this water cycle lesson students investigate how to desalinate water and explore the different densities of fresh versus saltwater.
Curated OER
Desalination: Creating a Solar Still
To better understand how solar power can aid in creating desalinated drinking water, the class creates a model still. They will build a model of a solar still, make observations, and discuss how the process works. While the idea behind...
Curated OER
Water Water Everywhere and Not a Drop to Drink!
Middle schoolers describe limitations of fresh water resources on ships at sea. They realize the value of fresh water on the ocean and around the world. Students gain a knowledge of the process and economic cost of desalinization.