Clothes dry faster on a windy day because the wind increases air circulation, which speeds up evaporation. The moving air helps remove moisture from the surface of the clothes more efficiently than still air.
Category: Class 6 Science
NCERT Solutions and Important Questions for class 6 Science for CBSE exams 2020-2021.
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To speed up drying clothes on a rainy day, use a fan or dehumidifier to increase air circulation and reduce humidity. Alternatively, use a heater to warm the air, which enhances evaporation.
When you rub sanitizer on your hands, it feels cool because the evaporation of alcohol absorbs heat from your skin. This cooling effect occurs as the sanitizer evaporates and dries off.
The water in an earthen pot is cold because the porous material allows evaporation of water from the surface. This process absorbs heat, lowering the temperature of the remaining water inside the pot.
Clouds give us rain when water vapor in them cools and condenses into tiny droplets. These droplets combine to form larger droplets, which eventually fall to Earth as precipitation due to gravity.