Earth's Compositions

COMPOSITION OF EARTH 

1.   Area of Earth: 51, 000, 000, 0 Sq. Km (19,70,000,00 Sq. Miles)  
2. Equatorial Diameter of Earth: 12,756 K.M
3.    Polar Diameter : 12,714 K.M 
4.    Polar Radius: 6,371 K.M   
5.    Distance difference between Polar and Equatorial Diameter: 42 K.M (0.3%)
6.   Distance between Sun and Earth: 14, 88,000.00 K.M (9, 30, 000, 00 Miles).  
7.     Perimeter of Earth: 40,800 K.M 
8.   Total Land Area: Around 14,000,000,0 Sq. K. M  (29% of total Earth Area)9.  
9.     Total Water Surface Area: Around 37,000,000,0 Sq. K.M (71% of total Earth Area)

S.N	Layer	Total Area %	Thickness and (Density)	Element
1.	Barysphere	16	60 K.M in Continent 20 to 0 K.M in Ocean (2.75 to 2.9 gm/cm3)	Silica and Aluminum (SIAL)
2	Pyrosphere	68	60 to 2900 K.M (3.1 to 5.0 gm/cm3)	Silica and Magnesium (SIMA)
3	Lithosphere	16	2900 to 6371 K.M (5.1 to 11 gm/ cm3)	Nickel and Fermium (NIFE)