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lesson 1-3
all words 23
| Term | Definition |
|---|---|
| system | A group of parts that work together as a whole |
| energy | The ability to do work or cause change |
| atmosphere | The relatively thin layer of gasses that form Earths outermost layer |
| geosphere | The densest parts of earth that include crust, mantle, core |
| hydrosphere | The portion of the Earth that consists of water in any of its forms, including oceans, glaciers , rivers, lake, groundwater and water vapor |
| biosphere | The parts of the Earth that contain living organisms |
| constructive force | Any natural process that builds up earths surface |
| destructive force | Any natural process that tears down or wears away earths surface |
| seismic wave | Vibrations that travel through the earth carrying energy released during a earthquake |
| pressure | The force pushing on a surface divided by the reason the surface. |
| crust | The layer of rock that forms Earth's outer surface. |
| basalt | A dark, dense, igneous rock with a fine texture, found in the oceanic crust. |
| granite | A usually light igneous rock that is found in the continental crust. |
| mantle | The layer of hot, solid, material between Earth's crust and core. |
| lithosphere | A rigid layer made up of the uppermost part of the mantle and the crust. |
| asthenosphere | The soft layer of the mantle on which the lithosphere floats. |
| outer core | A layer of molten iron and nickel that surrounds the inner core of Earth. |