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CBSE Class 9 Answered

why we are abl to swim in sea water rather than in river water plz explain this .
Asked by | 10 Jun, 2008, 09:30: PM
Expert Answer

although we can swim in river also but it is easier to swim in sea bacause.The human body will always float higher and therefore easier when you swim in ocean or sea than river because due to salt the density of the salty water is greater than the density of the water in river or in pool

Answered by | 11 Jun, 2008, 11:51: AM

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