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How does erosion and deposition work together to make a delta?
Erosion carries sediment downstream and deposits it at the mouth of a river, where the flow velocity decreases, causing sediment to settle out. Over time, this process creates a fan-shaped delta as sediment accumulates and builds up. Erosion shapes the land, while deposition creates the landform.
What agent of erosion is striations?
Striations are usually caused by glaciers, which act as an agent of erosion by scraping and dragging rocks and debris across the surface of the Earth. This creates long, linear grooves called striations in the bedrock below.
Mississippi delta is erosion or weathering?
The Mississippi Delta is primarily shaped by erosion caused by the river's powerful water flow and sediment deposition. Weathering can contribute to the breakdown of rocks and sediments in the delta, but erosion from the river's activities is the dominant force shaping this region.
What is most common agent erosion?
Water is the most common agent of erosion on Earth. It is responsible for shaping the landscape through processes such as river erosion, coastal erosion, and weathering.
What is the greatest agent of erosion?
The greatest agent of erosion on Earth is water, specifically through the processes of running water (rivers and streams) and wave action in oceans and lakes. Water erosion occurs through processes such as hydraulic action, abrasion, and solution, which wear away rocks and soil over time. This type of erosion is responsible for shaping landscapes, creating features like valleys, canyons, and coastlines.
