Explanation of Bradshaw's model
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | As more and more tributaries join the stream, they each bring more water. The catchment area is therefore bigger as distance downstream increases
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| Occupied channel width increases | show 🗑
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| Channel depth increases | show 🗑
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| show | The river becomes wider with a smoother riverbed and banks, which increases laminar flow, and makes it more efficient
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| show | As the river travels downstream, it picks up more sediment to carry, and erodes more bed and bank rock
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| Load particle size decreases downstream | show 🗑
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| show | Abrasion rubs and scours the bed and banks of the river by sedimentary material, smoothing the sides
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| show | As more water joins from tributaries, lateral arosive power increases, so less downcutting occurs
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| show | Channel width and depth increase
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| show | The river becomes wider with a smoother riverbed and banks, making flow more laminar
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Created by:
Rayrayy
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