Geology

Science Vocabulary for Geology:

 * Fault**--a crack in the earth's crust between tectonic plates (3 types)
 * Tension--pulling apart
 * Compression--pushing together
 * Shear--sliding past one another
 * Geologist**--a scientist who studies rocks and the earth
 * Magma**--hot, molten rock below earth's surface
 * Lava**--magma that reaches the earth's surface
 * Weathering**--the breaking down of rocks into smaller pieces
 * Erosion**--the carrying away of bits of weathered rock and other sediment
 * Deposition**--the dropping off of sediment carried off by erosion
 * Runoff--**water that runs off the land into a stream or other body of water
 * Watershed--**the area of land that delivers water to a certain river
 * Sediment**--sand and other stuff carried by wind or water
 * Meander--**an S-shaped bend in a river
 * Flood Plain--**the area around a river that floods when it rains
 * Delta--**a fan-shaped deposit of sediment found at the mouth of a river
 * Lithosphere--**the solid layer of earth, even under the ocean
 * Hydrosphere--**all the water on the earth, and underground
 * Atmosphere--**the blanket of gases surrounding the earth





Meanders and river formation: The following animation shows how an ox bow lake forms from meanders: Meanders to Ox Bow Lakes

Study Jams Earth Quakes

Study Jams Weathering and Erosion

Science Dad on Erosion and Deposition media type="youtube" key="KHgV7CVZ-6w?fs=1" height="385" width="480"

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