Curated OER
Great Lakes Ecology
Students are able to use a secchi disk to measure the turbidity of water by determining the depth at which the sechi disk is no longer visible and using the data in a formula to quantify the results. They are able to use Vernier probes...
Curated OER
What is Wrong with My Pond?
Young scholars examine various pond water samples to identify water quality. In this water quality lesson, students will identify levels of nitrates, ammonia, pH, hardness,and alkalinity in pond water. They will explain importance of...
Curated OER
WATER CHEMISTRY
Students list reasons why water is important and investigate and graph the freezing points of different solutions.
Curated OER
Stream Chemistry Monitoring
Learners become familiar with real-world gathering of chemical data. The experience how the science is done: the nature of analysis, data collection, interpretation, and presentation. They study a nearby body of water for their experiment.