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Unit 6 – Light



                                                                        Light          and        Shadow
                                                                        Light and Shadow
                                                                        Light and Shadow
             13 1313                                          Let us master about :

                                                              Let us master about :
                                                              Let us master about :

                                                             The importance of the Sun.
                                                             Light and shadow.




            The Sun is a hot and big ball of fire. It gives us heat and light.

            Sunlight helps to kill germs and keeps us healthy. When the Sun shines the

            days are bright and warm. The Sun                                                            ?
            makes life possible on Earth.                                      CAN YOU BELIEVE
                                                                     The Sun is 170 times bigger than Earth!


            Look at the pictures given below. Tick ( ) the things                    do not give us light

































            Light and Shadow

            We need light to see objects. We cannot see in the dark.


            Have you ever noticed a dark patch on the ground following you, when you
            walk in the light? This dark patch is called shadow                   .




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