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earths layer
Question | Answer |
---|---|
Inner core | Iron and nickel 800miles thick solid sphere hottest part of the earth |
Outer core | Liquid iron and nickel 1,400 miles thick liquid state 1,400 miles below ground |
mantle | Hot semisolid rock 1,800 miles thick mostly solid make up of two parts (upper and lower mantle) |
Crust | Rock-basalt and granites 3.5 miles (ocean) 25 miles (continent) solid thinest layer |
Asthenosphere | plates 180 kilometers liquid malleable semi liquid zone |
Lithosphere | Crust+upper mantle 435 miles solid moving plates of solid rock hold the continents and oceans |