Effect of pH on the Organisms of Tule Ponds At Tyson Lagoon
In this aquatic organism worksheet, students measure the pH of household solutions and of pond water samples. They compare these to tolerance charts for aquatic macro-invertebrates to complete 5 charts or short answer questions.
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Using Environmental Models to Determine the Effect of Acid Rain on an Ecosystem
Demonstrate to your middle school science learners how chalk breaks down in a weak acid. Discuss what affects acidic rain might have on ecosystems. Lab groups then choose one of two questions: "How does acid precipitation affect an...
7th - 8th Science
Is Our Climate Headed for a Mathematical Tipping Point?
Raising the global temperature by two degrees may not seem like much, but the impact this would have on the planet is amazing. Follow along with this short video as it examines how even a small change to a system can turn its regular,...
4 mins 7th - 12th Math CCSS: Adaptable
What's Wrong with Our Food System
In this engaging video, 11-year-old Birke Baehr describes what he calls "the dark side of the industrialized food system". Explaining everything from genetically engineered seeds and organisms to Confined Animal Feeding Operations...
5 mins 6th - 12th Science CCSS: Adaptable