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Earth's Interior
Bonnie Branch 6th Grade - 4-1 / Earth's Interior
Term | Definition |
---|---|
seismic waves | A vibration that travels through Earth carrying the energy released during an earthquake. |
pressure | The force pushing on a surface or area. |
crust | The layer of rock that forms Earth’s outer skin. |
mantle | The layer of hot, solid material between Earth's crust and core |
lithosphere. | A rigid layer made up of the crust and the uppermost part of the mantle. |
asthenosphere | The soft layer of the mantle on which the lithosphere floats. |
inner core | A dense sphere of solid iron and nickel in the center of Earth. |
outer core | A layer of molten iron and nickel that surrounds the inner core of Earth. |