The aim of this study is to determine prospective teachers? views about renewable and non-renewable energy sources. To collect data, a questionnaire with 5 open-ended questions was conveyed to 463 prospective teachers selected from Agri Ibrahim Cecen University. The results showed that almost three fourths of the prospective teachers tend to denote hydroelectric energy sources. Also, the number of students who preferred nuclear power plants was higher than that of thermal power. In these results, some suggestions were made for future studies and implications for learning and practices.