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The Earth’s Layers SOL 5.7c Crust • Thin (3 miles to 25 miles thick) • Made of Soil and Rocks such as Granite • Covered by oceans, lakes, rivers, soil, and plants. Mantle • 1,800 Miles thick (thickest layer) • So Hot Rocks are moving – like the conveyor belt at the grocery store! Outer Core • 1,400 Miles Thick • Extremely Hot • So HOT it is like the consistency of pudding! Inner Core • 800 Miles Thick • Ball of solid iron and nickel • Under Extremely high pressure!
