If you cook rice without ever stirring it, you will find out that your well-cooked and tasty rice shows a pattern of holes like the one in the picture. Can you suggest a physical explanation for the phenomenon? Identify the relevant parameters.
6.17
6.70
5.78
7.50
7.22
6.00
8.70
6.39
5.00
7.39
5.72
7.40
7.61
6.60
5.60
MEAN
6.48
6.51
6.95