The Earth's crust is anywhere from 5 to 10 kilometres thick.
The crust
The exosphere.
You mean the crust? It's made of bedrock and topsoil.
Continental Crust 32 km (avg.) or ?? miles Oceanic Crust 8 km (avg.) or ?? miles Mantle 2,900 km or ?? miles Outer Core 2,200 km or ?? miles Inner Core1,250 km or ?? miles * NOTE* the thickness of...
crust: average of 32 km thick mantle: 2900 km thickouter core: 2200 km thickinner core 1250 km thick