Curated OER
Is the Earth Warming? a Test of the Effect of Increased Carbon Dioxide on the Thermal Properties of Air
Students investigate the environmental and economic effects of increased carbon dioxide (CO2) content in the atmosphere.
Curated OER
Active Ingredient Screening Test for Plants
Students explore the growth of bacteria. They determine if various plant materials contain active ingredients that inhibit the growth of bacteria. In addition, they complete a student data sheet.
Curated OER
Active Ingredient Screening Test for Plants
Students determine if various plant materials contain active ingredients which will inhibit the growth of bacteria. They identify plant materials and their degree of sensitivity.