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The rate of evaporation increases with a decrease in:

AHardness
BHeaviness
CHollowness
DHumidity
Answer & Solution
Correct answer: D. Humidity
1. Dry air can take up more water vapour. 2. Damp air is already close to its limit. 3. Lower humidity means faster evaporation. _Source: syllabus Science, Ch 1 'Matter in Our Surroundings'_
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