Explain how the data answered the essential questions. Use the following questions to guide your thinking and your What was your hypothesis? Were you correct? Were your devices successful in heating or cooling the water? How did you take advantage of conduction, convection, and radiation? How did you try to eliminate them? Why was there a need for a control in this experiment? How did your results of the cans in devices compare to the control cans? How would you adjust your devices if you were going to complete the experiment again?