Layers of the Earth QuizVersión en línea A quiz about the different layers of the Earth. por Emma Sankey 1 This is the thinnest layer. a Crust b Mantle c Core 2 This layer forms the continents. a Crust b Mantle c Core 3 This layer is made of tectonic plates. a Crust b Mantle c Core 4 This is the thickest layer. a Crust b Mantle c Core 5 This layer is liquid. a Crust b Mantle c Core 6 This layer is where magma is formed. a Crust b Mantle c Core 7 This layer is in the centre of the Earth. a Crust b Mantle c Core 8 This is the hottest layer. a Crust b Mantle c Core 9 This layer is made of very heavy and dense materials. a Crust b Mantle c Core