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What are the processes caused by gravity that move sediment downhill?
Processes caused by gravity that move sediment downhill include mass wasting events such as landslides, rockfalls, and slumps. Gravity pulls the sediment downslope, overcoming the strength of the materials holding it in place. These processes can be triggered by factors such as heavy rainfall, earthquakes, or human activities.
What is the best sediment transporting agent?
Water is the most common and efficient sediment transporting agent on Earth. It has the ability to move particles of various sizes over long distances, shaping landscapes through erosion and deposition processes. Other agents like wind and ice also play a role in sediment transport, but water is generally considered the most effective.
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 forces carry sediment?
Wind, water, ice, and gravity are the main forces that carry sediment. Wind can transport fine particles over long distances, while water can move sediment through rivers, streams, and ocean currents. Ice can transport sediment when it freezes into glaciers, and gravity can cause landslides and rockfall to move sediment downhill.
What moves sediment?
Sediment can be moved by various agents such as wind, water, ice, and gravity. Wind can transport sediment particles in the air, water can carry sediment along in rivers and oceans, ice can transport sediment in glaciers, and gravity can cause sediment to move downslope in the form of landslides or rockfalls.
