Data on the Earth’s Interior fromWt | |||||
---|---|---|---|---|---|
Thickness (km) | Density (g/cm3) | Wt (1012Watt) | ±Δ | ||
λ=0 | λ =π | ||||
Crust | 30 | 2.2 to 2.9 | 0.84 | 0.69 | ±0.2 |
Upper mantle | 660 | 3.8 to 5.4 | 17.05 | 15.22 | ±1.5 |
Lower mantle | 2,226 | 5.2 to 6.2 | 32.40 | 30.40 | ±2.8 |
Outer core | 2,268 | 9.9 to 12.2 | 6.86 | 6.43 | ±0.5 |
Inner core | 1,217 | 12.8 to 13.1 | 0.04 | 0.036 | |
All the Earth | 6,371 | 5.5 | 59.50 | 56.00 | ±5 |