Inner Core: Solid Metal Ball 6000°C / 10,832°F Outer Core: A liquid made of molten(melted) nickel and iron Temperature ranges from 4400°C/7952°F to 6100°C/11012°F Mantle: Temperature increases from 1600°C/2912°F to 2900°C/5252°F There is a solid, yet bendable (like a spoon) layer called the Asthenosphere under the Lithosphere Convection Currents take place here Crust: Crust under oceans is called Oceanic Crust Continental Crust forms the continents Lower crust and upper mantle are strong, hard, and rigid and is called the Lithosphere Lithosphere is about 100km/62mi thick Oceanic crust is made of Basalt Continental Crust is made of Granite