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Earth System FINAL
| Question | Answer |
|---|---|
| Crust | hard solid, outer surface of the earth. this is where all of the plants, animals , water and other resources are located on the earth. |
| Mantle | The plastic like semi solid that is the second majorlayer of the earth. this is the largest layer of the earth. can be broken down into 3 sub-sections due to the differences in characteristics. |
| Lithosphere | The combination o the slabs of earth that are called the "crust" and very upper portion of the mantle. |
| Asthenosphere | the layer of the upper mantle where convection currents occur. |
| Outer Core | the liquid portion of the earth's interior. this layer does not allow s-waves to travel through it because of its liquid nature. made of liquid iron and nickel. |
| Inner Core | this is the solid inner most layer of the earth. this is what gives the earth its magnetic field, made of solid iron and nickel. |
| S-wave shadow zone | the area of the earth where no s-waves are recorded at seismic recording stations. |
| S-waves aree .. | not able to travel through the liquid outer core to stop at the bountr |