Upper course - The start of a river in high areas like mountains, where the water flows quickly and the channel is narrow., Middle course - The section of a river between the upper and lower courses where the river widens, slows down slightly, and carries more sediment., Lower course - The end part of a river, near where it enters a lake or sea, characterized by slow flow, wide channels, and high sediment deposition., Bed - The bottom of the river channel, which can be rocky, sandy, or muddy, depending on the location along the river’s course., Erosion - The process of the river wearing away the land as it flows, which is most intense in the upper course., Depth - How deep the water is, which generally increases from the upper to the lower course of the river., Speed - The rate at which river water flows; typically fastest in the upper course and slows down towards the lower course., Sediment - Particles of soil and rock carried by river water, which can be deposited along the riverbed and banks, especially in the lower course., Cross profile - A cross-sectional view of a river from one bank to the other, showing variations like depth and width., Long profile - A longitudinal view of a river from its source to its mouth, illustrating changes in elevation and flow characteristics.,

River Profiles

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