Comparing the CO Content of Cigarette Smoke and Auto Exhaust: Measuring Concentrations of Toxic Vapor Using Gas Chromatography

Journal Article | November 1999

This lab exercise investigates and compares the carbon monoxide content of automobile exhaust and cigarette smoke. The experiment uses gas chromatography with thermal conductivity detection to analyze the percentage by…

Research and Teaching: Measuring Student Interactions Using Networks: Insights Into the Learning Community of a Large Active Learning Course

Journal Article | December 2016

Collaborative learning in small groups is commonly implemented as a part of student-centered curricula. In large-enrollment courses, details of the interactions among students as a consequence of working in…

Assessment—A Way of Thinking About Learning—Now and in the Future: The Dynamic and Ongoing Nature of Measuring and Improving Student Learning

Journal Article | April 2000

Assessment in our classrooms involves measuring: 1) individual student achievement to informally and formally judge student progress, and 2) total class learning to evaluate pedagogy and adjust teaching to maximize…