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Rivers of the World
Geography and Key Terms for 3rd grade Core Knowledge unit
Term | Definition |
---|---|
meanders | the winding, zig-zaggy snake shape of a river |
delta | a flat, shallow triangle of soil near the mouth of a river |
bridge point | a narrow place on a river, where it is easier to cross |
reservoir | a man-made lake often formed by building a dam |
estuary | where the river (fresh) water mixes with the ocean (salt) water |
tributary | a smaller river that joins a larger river |
source | the beginning of a river- usually a mountain or lake |
oxbow | when a meander gets cut off, a lake forms in the old bend |
mouth | where the river opens and ends at the ocean or sea |
drainage basin | the area of land drained by a river and its tributaries |