Curated OER
How Can You Tell One Clear Gas From Another?
Fifth graders perform experiments to determine the identity of an unknown gas sample. In this chemistry lesson, 5th graders fill balloons with air, oxygen, hydrogen, and carbon dioxide. They use mass and reactivity to identify the gases.
Curated OER
Six Pack Loop Rings Photodegradable?
Students review experiments testing the photo degradability of the six-pack plastic ring and complete further experiments on the process.
Curated OER
Are Polymers Photodegradable?
Students study the term photodegradability and how it applies to the 6-pack loop ring. In this materials instructional activity students test photodegradability of the 6-pack plastic ring.