Fill in the Blanks Layers of the Earth IVOnline version Coomplete the text about the layers of the Earth. by Raquel Serrano Barrueta 1 a ) There are two types of : continental and oceanic . b ) The mantle is composed of rock . c ) The is composed of liquid metal . d ) The core is composed of solid metal . e ) The crust is composed of solid , cool . f ) The is more solid near the crust and more solid near the core .