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Inside Earth 1:1
Chapter 1 Section 1 Earths Interior
Term | Definition |
---|---|
Geologist | A Scientist who studies the forces that make and shape Planet Earth. |
Rock | The material that forms Earth's hard surface |
Geology | The study of planet Earth. |
Constructive Force | shape Earth's surface by building up mountains and land masses |
Destructive Force | Destroys and wears away landmasses through a process like erosion and weathering. |
Continent | One of Earth's seven large land areas |
Seismic wave | A ground vibration produced by an earthquake. |
Pressure | The force pushing on a surface or area. |
Crust | The outermost layer of solid rock that includes both dry land and the ocean floor. The thinnest layer of the Earth. |
Basalt | A dark, dense, igneous, found in oceanic. |
Granite | The most abundant rock in the continental crust. |
Mantle | The thick layer of, hot, rock and core that has convection currents. |
Lithosphere | The crust and upper mantle of the Earth that is solid and rigid. |
Asthenosphere | The soft layer of the mantle on which the lithoshere floats. |
outer core | a layer of molten (melted) metal, mainly nickel and iron, that surrounds Earth’s inner core. |
inner core | A sphere of iron and nickel at the center of the earth. |