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Page 16 - RoboGenius Pro C2
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    Follow the given steps to build it:

                        STEP - 1   Take a piece of cardboard and cut a
                                      small hole in the centre.

                                                          STEP - 2   Thread a string through the hole,
                                                                         creating a simple pulley system.

                       STEP - 3   Attach  a small object  (like  a  toy  or

                                      eraser) to the string.

                                                                                                                                                                                           ROBO CHECK

                                                                                                                                                A. Tick ( ) the correct option.

                                                                                                                                                    1.  Select the simple machine used in a see-saw.
                                                          STEP - 4   Test  your pulley  by  pulling the  string                                                (i)  Pulley                               (ii)  Lever

                                                                         and lifting the object. Observe how it
                                                                         makes lifting easier.                                                                 (iii)  Inclined plane                     (iv)  Wedge

                                                                                                                                                    2.  Which of the following is an example of a simple machine?

                                                                                                                                                               (i)  Bicycle                              (ii)  Scissors

                                                                                                                                                               (iii)  Pulley                             (iv)  Crane

                                     RoboGenius Pro - II
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