question_answer

  Write two advantages of classifying energy   sources as renewable and non-renewable.                                            

Answer:

                  (i) The classification helps us to decide which of the available energy sources need to be conserved to ensure their availability for future generations. (ii) The classification helps us to look for alternative sources of energy like solar and wind energy. It has, therefore, accelerated the pace of development of technologies suitable for harnessing new sources of energy.