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Earth's Landforms
NC EOG 5th Grade Vocabulary
| Question | Answer |
|---|---|
| landform | A shaped feature of the earth's surface that is produced by natural forces. |
| weathering | The natural breakdown of rocks at the earth's surface. |
| erosion | The movement of rocks, dirt and soil by ice, water, wind and gravity. |
| abrasion | The process of rocks and stones scraping against other solid rocks and wearing them down. |
| runoff | Water from precipitation that moves from higher ground to lower ground. |
| physical weathering | A type of weathering in which rocks are broken apart or grinded off. |
| chemical weathering | A type of weathering in which water changes minerals in the original rock. |
| water erosion | A cause of erosion that involves rivers, streams and rain. |
| wind erosion | A cause of erosion that carries sand in the air. |
| ice erosion | A cause of erosion that involves frozen water and glaciers. |
| gravity | A force that pulls things down. |
| plants | A cause of weathering that involves roots growing into rocks. |
| tributary | A river that doesn't make it to the ocean. |
| stream | A small flow of water that usually begins at a spring or as runoff. |
| meander | A change in direction of a river or stream. |
| deposition | Rocks, sand, sediment, and pebbles that are deposited at the mouth of a river. |
| mouth | The place where the river and ocean meet. |
| river | A large body of flowing water. |
| delta | A place at the mouth of the river where sediment is deposited. |
| flood plain | A place along a river that is created when the river overflows or floods. |
| source | The place where a stream begins. |
| valley | A V Shape cut in the land that usually contains a river. |
| canyon | A valley with steep sides |
| Oxbow lake | A lake formed from a meander in a river. |