Outline flows within the water cycle operating on a hill slope.
- AQA - A-Level Geography - Question 1 - 2019 - Paper 1
Question 1
Outline flows within the water cycle operating on a hill slope.
Worked Solution & Example Answer:Outline flows within the water cycle operating on a hill slope.
- AQA - A-Level Geography - Question 1 - 2019 - Paper 1
Step 1
Surface runoff occurs when water runs directly over the ground.
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Answer
This happens when the soil is saturated or when the surface is impermeable, causing water to flow outward rather than infiltrating.
Step 2
Infiltration occurs when the water moves from the surface and then down through the soil horizons.
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Answer
This process continues until it reaches the groundwater or an impermeable layer in the soil.
Step 3
Throughflow happens under the influence of gravity.
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Water moves downward through the soil, eventually reaching the groundwater, where it is influenced by the gravitational pull.
Step 4
Groundwater flow involves the movement of water through permeable rock layers.
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Answer
This process is the slowest flow of water on a hill slope and is crucial for sustaining the water table.
