8th Class Social Science Sample Paper Social Science Sample Paper - 1

  • question_answer
    What are non-conventional sources of energy? Why is there a pressing need to use these resources of energy?           

    Answer:

    Non-Conventional Resources: The resources which are not so common in use, but can be used as alternate resources and are renewable are known as non-conventional resources. For example. Solar Energy, Wind Energy, Geothermal Energy.             
    There is a pressing need to use these sources of energy for the following reasons:
    (i) The growing consumption of energy has resulted in the country becoming increasingly dependent on fossil fuels such as coal, oil and gas.                 
    (ii) Rising prices of oil and gas and their potential shortages have raised uncertainties about the security of energy supply in future, which, in turn, has serious repercussions on the growth of the national economy.      
    (iii) Moreover, increasing use of fossil fuels also causes serious environmental problems. 


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