Water vapour can be converted into water by ________.
When water is heated, it gets converted into steam by a process called A. When steam is cooled, it is again converted into water by a process called B. Identify A and B.
Question 4 In a hydro power plant (a) Potential energy possessed by stored water is converted into electricity. (b) Kinetic energy possessed by stored water is converted into potential energy. (c) Electricity is extracted from water. (d) Water is converted into steam to produce electricity.