Exploratorium
Exploratorium: Science Snacks: Convection Current
This lesson plan is a great way to show convection currents in water. Students will see what happens to water as it gets warmed.
Exploratorium
Exploratorium: Science Snacks: Pie Pan Convection
In this experiment, students observe what happens when a pan of soapy, colored water is heated. They will see that convection currents cause the fluid to rise and sink in a localized convection cell.