Activity 1 - Earth interior (2) (1) (1)

Lab 2 – Earth Interior GEOL 1121 Name………………………… Inferred Properties of Earth’s Interior Consult the graphs below to fill out the tables (skip boxes with x’s) Density (g/cm 3 ) LOW Density (g/cm 3 ) HIGH Depth (km) SHALLOWEST Depth (km) DEEPEST Pressure (million atm) LOW Pressure (million atm) HIGH Composition (rocks and elements) Core Inner Core 12.8 g/cm 3 13.1 g/cm 3 5100 Km 6400 Km 3.3 million 3.6 million Outer Core 9.9 g/cm 3 12.2 g/cm 3 2900 Km 5100 Km 1.3 million 3.3 million Mantle Mesosphere 3.4 g/cm 3 5.6 g/cm 3 100 Km 2900 Km 237 thousand 1.3 million xxxxxxxxxxxx Asthenosphere 0 Km 100 Km 1 237 thousand xxxxxxxxxxxx Lower Lithosphere xxxxxxxxxxxx xxxxxxxxx xxxxxxxxxxxxx xxxxxxxx xxxxxxxxxxxx Crust Oceanic Crust 3.0 g/cm 3 xxxxxxxxxxxx xxxxxxxxx xxxxxxxxxxxxx xxxxxxxx Continental Crust 2.7 g/cm 3 xxxxxxxxxxxx xxxxxxxxx xxxxxxxxxxxxx xxxxxxxx Temperature ( O C) LOW Temperature ( O C) HIGH Temperature above or below melting point? Melted, Partially Melted, or Unmelted? Solid, Liquid, or Plastic? Core Inner Core 5500 9392 above unmelted solid Outer Core 4500 5500 above melted liquid Mantle Mesosphere 1300 3700 above Partially melted plastic Asthenosphere 500 1300 above Partially melted plastic Lower Lithosphere xxxxxxxxxxx xxxxxxxxxxxx above unmelted solid Crust Oceanic Crust xxxxxxxxxxx xxxxxxxxxxxx below unmelted solid Continental Crust xxxxxxxxxxx xxxxxxxxxxxx below unmelted solid