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Earth's Interior
| Term | Definition |
|---|---|
| Asthenosphere | Soft, flowing layer of the earth that contains convection currents. |
| Compositional layers | Layers divided by what they are made up of. |
| Continental crust | The part of the crust that makes up the continents. |
| Direct observation | A method of making scientific discoveries using the five senses. |
| Indirect Observation | A method of making scientific discoveries using data collected from scientific tools. |
| Inner Core | The innermost layer of Earth that is made of solid iron and nickel. |
| Lithosphere | The solid, outer layer of Earth that consists of the crust and upper mantle |
| Magnetosphere | Earth’s magnetic field that extends beyond the atmosphere. |
| Mantle | Layer of rock that is beneath Earth’s crust. |
| Mesosphere | The lower part of the mantle that is made up of solid rock. |
| Oceanic crust | The crust that is beneath the oceans. |
| Outer Core | Layer made of liquid iron and nickel that may be responsible for Earth’s magnetic field. |
| Seismometer | A scientific tool used to read seismic waves and study Earth’s layers. |
| Structural layers | Layers divided by their physical properties and structure. |
| Seismic waves | Energy released by earthquakes. |