4. Earth Systems
Hydrology — Quiz
Test your understanding of hydrology with 5 practice questions.
Practice Questions
Question 1
Which of the following best describes the capillary fringe in an unconfined aquifer?
Question 2
Which process is the primary contributor to maintaining stream baseflow during dry periods?
Question 3
Using Darcy’s law, calculate the volumetric groundwater flux Q through a horizontal aquifer of cross‐sectional area 800 m² with hydraulic conductivity K = 3×10⁻⁴ m/s and hydraulic gradient i = 0.008.
Question 4
A groundwater flow field has an average linear velocity of 2×10⁻⁶ m/s. If water must traverse a saturated thickness of 50 m, what is its mean travel time in days?
Question 5
For a 150 km² watershed with annual precipitation of 1000 mm and a runoff coefficient of 0.4, what is the annual runoff volume in cubic meters?