Page 1 - ENERGY AND ITS FORMS (MECHANICAL ENERGY, LIGHT ENERGY AND HEAT ENERGY)
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FORCE,
                 F    OR           CE          ,         ENERGY                                     AND                   S     IM         P    L     E
                                                                                                    AND SIMPLE
                                                                                  GY
                                                                            R
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                                                                   M      A     CHINE                        S
                                                                   MACHINES
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