In this activity, students discover that hot water (tinted with food coloring) will flow upward and mix with cold water above it. If a layer of cold water is beneath a layer of hot water, however, no mixing will occur.
In this activity, students discover that hot water (tinted with food coloring) will flow upward and mix with cold water above it. If a layer of cold water is beneath a layer of hot water, however, no mixing will occur.
