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Hydrology MCQs
Frost is formed when?
9. Frost is formed when?
- Dew freezes on cold surfaces
- Raindrops freeze upon contact with the ground
- Warm, moist air rises rapidly
- None of the above
Answer
The correct answer is: A) Dew freezes on cold surfaces
Explanation
Frost is created on cold clear nights when dew condenses on cold surfaces like grass or car windows.