9.1.4 - Merits
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Practice Questions
Test your understanding with targeted questions
What is the main advantage of using the Theissen Polygon Method?
💡 Hint: Think about how straightforward the method is.
In what type of catchment is the Theissen Polygon Method most useful?
💡 Hint: Consider the size of areas where uniformity is more likely.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which of the following is NOT a merit of the Theissen Polygon Method?
💡 Hint: Think about what factors influence accuracy.
True or False: The Theissen Polygon Method is best utilized in large catchments.
💡 Hint: Reflect on the definition of small and medium catchments.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A catchment area has five rain gauge observations at 8 mm, 10 mm, 12 mm, 14 mm, and 16 mm, covering respective areas of 1 km², 2 km², 3 km², 4 km², and 5 km². Calculate the area-weighted average rainfall.
💡 Hint: Apply the weighted average formula based on area.
Discuss how the Theissen Polygon Method could be adapted for use in a mountainous region where topography significantly influences rainfall.
💡 Hint: Recall what influences rainfall beyond just flat areas.
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