Container Used to Study Convection (IMAGE) University of California - Santa Barbara Caption This is a drawing of the container used to study convection. The 8-foot tall cylinder was heated at the bottom and cooled at the top. Credit UCSB Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.