APES year in review 2012, The year everyone gets a 5!
Environmental Geology DYNAMIC PLANET. A Layered Sphere 3 major concentric zones Crust, Mantle, & Core CRUST CRUST = 1) continental crust & 2) oceanic.
1 Geology and Earth Resources. 2 Earth is a Dynamic Planet A Layered Sphere Core - interior composed of dense, intensely hot metal, mostly iron. Generates.
