Page 4 - ENERGY AND ITS SOURCES
P. 4

SUN:







                     Energy obtained from sun is


                         known as solar energy.




                     It is the main source of energy.




                     All living beings need solar


                         energy to survive.



                     Solar energy is also used by


                         plants to prepare food.




                     Uses: solar cooker, solar heater ,


                         solar cars, solar calculators
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