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How does floods cause deposition?
During a flood, water flows rapidly and carries a large amount of sediment. As the water slows down, it loses energy and deposits the sediment it is carrying. The sediment is dropped in layers, resulting in deposition. The larger and heavier particles are deposited first, followed by finer particles settling out later.
What is the erosion of sediment by wind?
The erosion of sediment by wind, known as aeolian erosion, occurs when wind picks up and carries particles of sediment like sand and dust. These particles are then deposited in new locations, shaping landforms like sand dunes. Aeolian erosion can result in the loss of topsoil and impact ecosystems.
What is the name given to the rocks and particles the river carries?
Sediment load
What is water flowing over land carrying particles of sediment?
This is called erosion. Erosion is the process in which water carries particles of sediment over land, gradually wearing away the surface and transporting the sediment to new locations. This can result in changes to the landscape over time.
Which agent of erosion deposits irregular mounds of unsorted sediment with parallel scratches on rounded particles?
Glaciers are the agent of erosion that deposit irregular mounds of unsorted sediment with parallel scratches on rounded particles. This type of deposit is called a moraine, which is formed as the glacier moves and carries a mixture of different-sized sediments that get deposited when the glacier melts.
What agents if erosion cause loess?
Wind erosion is the primary agent that causes the formation of loess, which is fine-grained sedimentary material deposited by the wind. As wind carries and deposits particles over vast distances, these particles accumulate to form thick layers of loess in certain regions.
A rivers current carries sediments into the ocean. Which sediment size will most likely be deposited in deeper water farthest from the shore?
The largest sediment will end up in deeper water.This image should help
How does Delta form?
As a river flows it picks up sediment and carries it away. When the river reaches the ocean the sediments deposited, over time a delta forms.
When wind carries sediment the amount and size of the particles it carries depends on?
It depends on how strong the wind is, and where and how far reaching that wind is. Also, if there is little vegetation to trap the sediment, more of it will be carried away by the winds. The classic example of this would be the dust bowl in America. This was caused by bad farming methods, which stripped the west of it's native grass. THis allowed Huge dust storms to blight the whole Midwest, and in one case, carried dust and sand from the far west all the way to the Atlantic ocean! So basically, size of particles, wind speed and opportunity for erosion all play into how dust is carried in the winds
Which transport medium carries the largest particles?
The largest particles are carried by the transport medium of glaciers, which can transport rocks, boulders, and sediment over long distances.
How are dunes created by deposition?
Dunes are formed from aeolian deposition which consists of the wind picking up sediment, then blowing it, then dropping it. Dunes are an accumulation of sediment. More sediment is deposited on a dune as wind loses more energy when it hits it, thus depositing the sediment, growing the dune.
Does fast moving water carry less sediment than slow-moving water?
No, fast-moving water typically carries more sediment than slow-moving water because it has more energy to suspend and transport sediments. However, in very fast-flowing water, such as during a flood, sediment may be deposited when the water slows down.
