martes, 7 de septiembre de 2010

solar system

                                             inroduction                                                                                                                                    the solar system is the sun and the object traveling around it. 


                           the characterictics of each planets

                                                        the distance of each planets to the sun:
                                                               Mercury.57.9     Venus.108.2
                                                               Earth.149.6         Mars.227.9
                                                               Jupiter.778.3       Saturn.1,427
                                                               Uranus2,870       Neptune.4,497                         
                                                                Pluto.5,900 .

                                                                      
                                                              
                                              length of day 
                                                 Mercury 59 days 
                                                                          Venus 243 days
                                                                           Earth 24 hours
                                                                            Mars 24 hours
                                                                            Jupiter 9 hours 56 minutes
                                                                             Saturn 10 hours 40 minutes
                                                                           Uranus 17 hours 14 minutes
                                                                              Neptune 16 hours 6 minutes 
                                                                            Pluto 6.36 days
                                                      
      
                             
                                                                       conclution
                            And to conclute I can said that the earth is important for the solar system.

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