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Landforms Weathering
Weathering and Erosion Lott - 4th Grade
| Word | Definition |
|---|---|
| biosphere | all living matter on Earth |
| deposition | the "dropping" and buildup or layering of sediment in a new location by ice, water, or wind |
| Earth's surface | any part of the earth that we can see - this can include clouds in the sky |
| erosion | the removing and movement of sediment from one place to another by gravity, water, wind, or ice |
| geosphere | the portion of the Earth that includes the Earth's interior, rocks, and minerals, landforms, and the processes that shape the Earth |
| hydrosphere | all the water on Earth's surface; includes all water sources above (clouds & rain) and below the surface of the Earth |
| landform | a feature on the surface of the Earth such as a mountain, hill, dune, ocean or river |
| natural processes | a series or group of events that occur naturally |
| weathering | the breakdown of rocks into very small particles, or sediment, by gravity, water, wind, and ice |
| flooding | when a large amount of water moves into an area that cannot drain well |
| sediment | tiny pieces of rock and soil that can be made up of ground up sand, mud, pebbles, minerals, fossils, and decaying plant material |
| gravity | a force that pulls objects |
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