Warm-Up 8-31-2016 List one example of something that exists in each of the different spheres.

The Earth’s Interior and Exterior

The Earth’s Interior Made up of multiple layers Innermost Layer Known As The “Inner Core” Second Innermost Layer Known As The “Outer Core” Third Layer Known As The “Mantle” Outermost Layer Known As The “Crust”

Earth’s Inner Core

Earth’s Inner Core Solid, metallic mass Approximately same temperature as the surface of the sun Radius of about 750 miles

Earth’s Outer Core

Earth’s Outer Core Made of molten material Approximately 1400 miles thick Approximately 7300 degrees

Earth’s Mantle

Earth’s Mantle Approximately 1800 miles thick Accounts for approximately 85% of Earth’s volume

Earth’s Crust

Earth’s Crust Made up of all the rocks on the surface of the earth Lies next to the mantle Roughly 30 miles thick