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Lesson Plan
Curated OER

Land Use and Nitrogen

For Teachers 9th - Higher Ed
Students consider the effects of development on water quality. They test nitrogen levels in waters before and after development, investigate wastewater treatment options and research best management practices to reduce nitrogen loads.
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Lesson Plan
Curated OER

Heat of Vaporization of Liquid Nitrogen

For Teachers 9th - Higher Ed
Students determine the heat energy needed to vaporize (boil) one gram of liquid nitrogen.