Определить видо-временную форму глагола. 1. as fusion takes place, energy is radiated out to the walls of the tube, thus heating them. this heavy flow of current heats plasma enormously. for this reason, great interest is being directed to methods for turning the light and heat of the sun directly-into electricity.

takes present simple (active voice); is radiated out to present simple (passive voice); energy is heating present continious (active voice); heats present simple (active voice); is being directed to present continious (passive voice).