1. Powerpoint presentation by Yano Valdestamon
Layers of the Earth I
Powerpoint presentation by Yano Valdestamon

2. Earth is comprised of: Crust Mantle Outer Core Core Inner Core
Mantle
Outer Core
Core
Inner Core

3. The Crust (http://www.space.com/17777-what-is-earth-made-of.html)
Outermost Layer
2 types: Continental & Oceanic Crust

4. Oceanic vs Continental Crust composition (
Oceanic Crust consists of Basalt (Si, O & Mg)
Continental Crust consists of Granite (Si,Al & O)

5. The Mantle Second layer of the Earth
Composition is 46% SiO2, 38% MgO and
8% Fe2O3(

7. The Core (http://www.space.com/17777-what-is-earth-made-of.html)
Innermost layer of the Earth
2 parts: Outer Core & Inner Core
Outer Core is made of an alloy of Ni & Fe
Inner Core is made of Fe

9. Thank you for listening.