17.4.3 - Combination Method (Penman Equation)
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
Define the Penman Equation.
💡 Hint: Think about the concepts of energy and mass in relation to evaporation.
What types of data are needed for the Penman Equation?
💡 Hint: Recall the environmental factors that affect evaporation.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does the Penman Equation help estimate?
💡 Hint: Think about which hydrological process involves the transition from liquid to vapor.
True or False: The Penman Equation requires limited meteorological data.
💡 Hint: Recall what types of data you need for the equation.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
Given the following values: Δ = 0.1, γ = 0.066, Eₙ = 5.0 mm/day, Eₐ = 4.5 mm/day, calculate the evaporation using the Penman Equation.
💡 Hint: Break down the components separately before combining.
Discuss how the availability of wind speed data affects the application of the Penman Equation in a humid coastal region.
💡 Hint: Consider how wind speed interacts with evaporation processes.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.