The source of soil is called parent material.
Answer:
C. flows briefly after a period of rainfall
Explanation:
A wadi is dry riverbed that only contains water seasonally. It usually found in arid regions.
- Wadi derived from the Arabic word Wad which means valley.
- For most part of the year, a wadi is usually dry.
- During a brief stint of rainfall, the bed blossoms with water.
- The bed is found in a valley in most arid places.
- They can hold rain water for a short time before the bed dries up.
The name of the two main water projects that supply large parts of California are Central Valley Project and State water project.
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