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प्रश्न
How are the clouds formed?
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उत्तर
Clouds are formed by the process of evaporation and condensation. Water from the oceans, rivers, lakes, ponds, plants, fields, and other land surfaces evaporates, gets into air, and rises up in the atmosphere. At a certain height when the air becomes cooler, water vapour contained in air condenses. On condensation, these form water droplets. These water droplets collect and float in air as clouds.
संबंधित प्रश्न
During winters why do we see more fog in close areas where there are lots of trees?
Which controls the ecological functions of life?
Colour the given picture and write the correct name in the given blanks.
(Precipitation, Evaporation, Condensation, Water storage)

What are the different stages of water cycle?
Which of the following processes add water vapour to the atmosphere?
- Transpiration
- Precipitation
- Condensation
- Evaporation
State for the following whether it is due to evaporation or condensation:
Fog appearing on a cold winter morning.
Each day, we lose a little more than a cup of water when we ______.
There is mass mortality of fishes in a pond. What may be the reasons?
Paheli wrote a food chain in the following way:
frog → eagle → insects → grass → snake
The chain is not in the correct order. Help her to write the food chain correctly.
List the forms of Precipitation.
