Warm-Up: GeologyVersión en línea Test your knowledge by correctly ordering the layers of the Earth from the outermost to the innermost layer. por Noel Sayco 1 Order the layers of the Earth from the surface down to the core. Inner Core Mantle Outer Core Crust 2 Order the soil horizons from the topmost layer to the bottommost layer. R Horizon (Bedrock) E Horizon (Eluviation layer) C Horizon (Parent material) B Horizon (Subsoil) O Horizon (Organic layer) A Horizon (Topsoil) 3 Order the elements based on the natural sequence of processes in the rock cycle. (Start with MAGMA) Sediments formation Melting Igneous rock formation Magma Weathering and erosion Sedimentary rock formation Metamorphic rock formation Heating and Pressure