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constructive forces process in which raise or build up the surface of the earth.
destructive forces processes which lower the surface of the earth
deposition the process of dropping,or depositing sedimet in a new location.
earthquake vibration of the earth caused by stored energy alonga fault
volcano type of mountain formed when tectonic plates push magma from under the earth's surface; this hardened lava forms a mountain
delta a deposit of soil or silt formed wherever a swift stream or river empties into a lake, ocean or a slower river. It has a triangular shape.
sand dune a mound of sand that is deposited by the wind
faults a large crack in layers of rock where movement has occured
erosion carrying away weathered soil, rock and other materials on the Earth's surface by gravity, water and wind.
weathering process of physical disintegration and chemical decompasition of solid rock materials at or near the Earth's surface
decomposers an organism that obtains energy from decaying organic material.
organisms a living thing
seismological studies the study of earthquakes and the structure of the Earth, by both naturally and artificially generated seismic waves
flood control any activity designed to reduce the flow and impact of a flood including levees
dam a barrier controling the flow of water and backing up water
levee a long,narrow embankment usually built to protect land from flooding,can also occur naturally along a river
beach reclamation the process of reestablishing a beach after severe erosion has depleted it
Created by: sydneyluwho