Use the Law of Conservation of Mass to decide which waste management practice is the most sustainable.
The activity begins with an introduction to “The Waste Hierarchy” (reduce, reuse, and recycle) and a review of the Law of Conservation of Mass. Tying these two concepts together, students assess the sustainability of the three practices. After reviewing the mechanical recycling process, students are introduced to chemical recycling. Students use this information and the criteria for a sustainable practice to re-evaluate the hierarchy of waste management.
Assess your students’ ability to:
What does it mean to think sustainably?
What’s the relationship between climate change and the health of water?
Spark curiosity by exploring information about electric vehicles, how they are being used locally and around the world a...
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