Structure of Earth
|Structure of earth|
Interior is divided into:
- Uppermost part
- Thickness extend from 5 to 40 km inside earth
- Consist of rock line Granite, basalt etc.
- Density 2.5 - 3 gm/cc.
- It have two parts Inner core and Outer core.
- Inner core is solid and composition consist of Nickel and Iron.
- Outer Core is Liquid zone.
- Radius of Inner core - 1290 km.
- Outer core thickness -2300 km.
- Density around 13.5 gm/cc contrast to 25 0C
- Temperature is estimated around 2500 0C