Every system needs an energy source. In your body, food fuels the energy that drives the circulatory system and the respiratory system. A bike is a system that is moved when you transfer energy from your legs to the pedals. What do you think is the energy source that drives the atmosphere ocean system? What provides the energy to make the winds blow, the ocean currents move, air masses rise and fall, storms form, and precipitation fall? Click your answer from the choices below.