what is evaporation? explain with an example how evaporation helps in cooling.
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The process of changing water into water vapour is called evaporation
Ex : if we pour petrol on our hands we feel coool becoz it evaporates fast
Ex : if we pour petrol on our hands we feel coool becoz it evaporates fast
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evaporation the vaporisation of water . with water heat from our body also evaporated. so we feel cool . example in summer climate
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