Simulating the Effects of Biodegradable Wastes on Dissolved Oxygen
Students evaluate the relationship between biodegradable waste and dissolved oxygen in water. For this biodegradable wastes lesson students complete a lab activity in groups then analyze their results.
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Does Temperature Affect Dissolving?
When making sweet tea, why do people dissolve the sugar in hot tea instead of cold tea? The class discusses the previous lab and builds upon it. Working in groups, they design an experiment to determine how temperature affects the...
6th - 8th Science CCSS: Designed