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Week Fourteen 12-02

TermDefinition
Weathering The wearing away of sediments by water, wind, or ice.
Erosion The moving or carrying away of sediments to a new location.
Deposition The dropping of sediments at a new location.
Compaction The pressure of pressing together sediments.
Cementation When sediments that are pressed together get hot and the minerals melt causing it to stick together like cement or glue
Sedimentary Rock Rock made by the deposits of sediments that form layers. This kind of rock is where most fossils are found.
Decay To go through decomposition
Earthquake Triggered by the movement of the Earth's tectonic plates
Volcanoes Fiery power deep from within the Earth. They are made when thick magma and large amounts of gas build up under the surface.
Landslides Gravity or rain or both pulls rocks and mud down the mountains causing destruction
Tsunami An earthquake in the ocean that causes giant, destructive waves
Rapid Changes to Earth's surface Earthquake, landslide, hurricane, tsunami, and volcanoes
Slow changes to Earth's surface Weathering, Erosion, and Deposition
Sediment Particles of matter that could be sand, silt, shell and other substances that are carries then deposited
Delta Created by the deposition of sediment. Streams and rivers deposit sediments at the mouth of rivers. Triangular shaped.
Canyon A huge valley created by the moving water of a river. Takes millions of years to form.
Sand Dune A mound of sand deposited by the wind.
U-shaped Valley Created by glaciers
V-shaped Valley Made by moving water
Landform An area of land, or a land shape found on the surface of the Earth
Created by: ghscience5
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