6. In a car, the ______ energy in gasoline is burned to create heat energy, which is converted to ______ energy. 7. In a modern wind turbine, ______ energy is converted to ______ energy. 8. When we run, the ______ energy stored in our muscles is converted to ______ energy.
6. In a car, the ______ energy in gasoline is burned to create heat energy, which is converted to ______ energy. 7. In a modern wind turbine, ______ energy is converted to ______ energy. 8. When we run, the ______ energy stored in our muscles is converted to ______ energy.