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Answer : 1. "The moist air condenses on the cold surface"
When does dew fall?
5Q:
When does dew fall?
- 1The moist air condenses on the cold surfacetrue
- 2The air is cooler than the surface of the earthfalse
- 3The sky gets cloudy at nightfalse
- 4The air is so dry that it cannot rainfalse
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Answer : 1. "The moist air condenses on the cold surface"
Explanation :
The deposition occurs when the temperature of the surface falls below the frost point. Similarly, dew forms when the air or surface temperature falls below the dew point temperature. (Note that the water vapor goes directly from gas to ice.