2. A student created a model of convection in the ocean using a beaker, water, and food coloring The model did NOT demonstrate convection as the student had intended. The model could be improved to best demonstrate and model convection in the oceans by adding a - A. light source
B. heat source
C. 2nd food color
D. wind source​

28. which is not a reason that water is used to store spent fuel rods from nuclear power plants? water increases the speed of the chain reaction in the fuel rods. water protects nuclear power plant workers from the high temperature and radiation of the fuel rods. water acts as a radiation shield to reduce the radiation levels. water cools the spent rods. salts action