Students in a science class performed an experiment with hot and cold water. They dyed the hot water red and the cold water blue. When the students mixed the water together, they noticed that the hot water rose to the top and the cold water sank. Eventually all the colored water mixed together. What kind of heat transfer did they observe happening?

Will give ! what are the advantages and disadvantages of nuclear power? check all that apply. one advantage of nuclear energy is that it does not produce carbon dioxide emissions. storage of nuclear waste is a short-term problem associated with nuclear energy. the problem with uranium mining is that a large quantity of uranium must be extracted to meet energy needs because the energy release from uranium fission is so low. safe operation of a nuclear power plant can be jeopardized by a human mistake.