Practice Evapotranspiration Equations: Penman And Blaney & Criddle Methods (21)

Practice: Evapotranspiration Equations: Penman and Blaney & Criddle Methods

Lesson 21Evapotranspiration Equations: Penman and Blaney & Criddle Methods

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10 questions

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6 sample questions

Question 1.
What are the two main components of evapotranspiration?
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Think of how water leaves the soil and plants.
Question 2.
Define Potential Evapotranspiration.
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What happens when there is plenty of water?
3Question 3.
What does ET stand for?
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It's all about water leaving the soil and plants.
4Question 4.
The Blaney & Criddle Method is best used in areas with high climatic variability.
- True
- False
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Reflect on where simple methods work best.
Question 5.
Calculate the PET using the Penman Method with given values: Rn = 20 MJ/m²/day, Δ = 0.1 kPa/°C, γ = 0.065 kPa/°C, f(u) = 0.5, es = 2.3 kPa, ea = 1.5 kPa.
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Break down the calculations piece by piece for accuracy.
Question 6.
Discuss how the choice between these two methods might change in a region that has seasonal variations in climate.
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Consider the trade-offs between simplicity and accuracy.

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