Practice Runoff And Runoff Volume (1) - Runoff and Surface Water Hydrology

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10 questions

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4 cards from this section. Quick, good the night before a test.
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Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
Define runoff in simple terms.
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Think about what happens to rainwater.
Question 2.
What is surface runoff?
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Consider what happens immediately after rain.
3Question 3.
What is runoff?
- Water flowing underground
- Water flowing over land into bodies
- Water evaporating into the atmosphere
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Remember the definitions!
4Question 4.
True or False: Base flow only occurs during heavy rainfall.
- True
- False
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Think of groundwater persistence.
Question 5.
A watershed with a curve number of 85 receives 200 mm of rainfall. Calculate runoff, assuming initial losses of 40 mm.
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Apply the SCS-CN method correctly.
Question 6.
Discuss how changing land use from agriculture to urban affects hydrograph characteristics. Illustrate your answer with examples.
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Use real-life examples of urban versus rural areas.

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