Water Quality and Nitrates & Phosphates
Students examine the effects of nitrates and phosphates on the dissolved oxygen levels in different water sources. In this series of 3 lessons, they consider the reasons for nitrate and phosphate level increases and their effects on biodiversity.
6th - 10th Science 3 Views 2 Downloads
Using Water Chemistry as an Indicator of Stream Health
Will this water source support life? Small groups test the chemistry of the water drawn from two different sources. They then compare the collected data to acceptable levels to draw conclusions about the health of the source. The...
8th - 12th Science
Scholars build a simple filtration system to remove impurities from muddy water and rate the filtered water to a grade of clarity scale. The focus is on teamwork and problem solving. This activity would be effective in your STEM...
3rd - 12th Technology & Engineering CCSS: Adaptable
When You Were My Age, What Was This Place Like?
Here is a lesson that includes many great ideas for investigating and discovering how our communities have physically changed over the years, and how land use changes over time may affect a community's water supply. The lesson's...
7th - 12th English Language Arts CCSS: Adaptable
Cause and Effect of Water Pollution
Your students will become aware of and be able to list the major types and sources of water pollution. Being able to recognize that the household, agriculture, and industry sectors of society contribute to water pollution, is the main...
5th - 10th Science CCSS: Adaptable
How Polarity Makes Water Behave Strangely
Water is common? Not really! Learn how the polarity of the water molecule gives it tremendous properties that make is quite unique in the universe. Learners will understand surface tension, adhesion, and cohesion, as well as why these...
4 mins 6th - 12th Science CCSS: Adaptable