question_answer

                                                                                    What do you understand by solar energy? Write down its importance. 

Answer:

(a) Solar Energy: The energy obtained from the sun is called the solar energy.

(b) Importance:

(i) Solar energy is free of cost and does not cause any pollution.

(ii) It is a non-conventional source of energy.

(iii) It will reduce the dependence of rural households on firewood and dung cakes.

(iv) It is used in producing electricity.