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science land forms
science
| Question | Answer |
|---|---|
| How does a delta form? | A delta is formed by sediments being deposited at the end of a river, or the mouth of the riveer (deposition). |
| what landform is the result of a river carving out land by erosion? | a canyon is the result of a river carving out land by erosion. |
| students used afan to blow piles of sand. the best models which of the following natural processes that creates changes to the land? | sand dunes best model a fan blowing piles of sand. (depostion). |
| what is necessary for dunes to form? | strong winds and are loose, sandy sediment are needed for dunes. |
| what do canyons and rivers have in common? | they are both formed by moving water. |
| discribe how a river is formed. | glaciers push down a mountain and melt. Rivers begin at the top of a mountain and ends at a loake or ocean. |
| freeport, texas, is built on a growing delta at the mouth of the brazos river. why does the land on which freeport is built continue to grow? | the land continues to grow because the river continues to deposit sediment. |
| what forces create landforms such as deltas,dunes,and canyons? | landforms are created from water,wind,and ice. |