Stucture of the Earth...

                            What do you think about the earth
                    stucture??? 
      Earth has,
                      1.Silicate solid crust
                      2.A highly mantle
                      3.A liquid outer core
                      4.Solid inner core
                     

As well as earth consist with 4 sphere
    1.Lithosphere
    2.Hydrosphere
    3.Atmosphere
    4.Biosphere

• Continents & Ocean consider as "Lithosphere".
• Atmosphere is the huge blanket of gasses that cycles the entire earth.
• The hydrosphere is the liquid components of the earth.
• Earth is the only planet on which life exist.It consist of mainly 3components Lithosphere,Atmosphere,Hydrosphere & Biosphere.Which is called as Biosphere                          .