Why it is to easier swim in sea water than river water ?
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Answered by
7
Coz sea water is denser than river water....which helps us 2 float....
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When salt is dissolved in water, as it is in ocean water, that dissolved salt adds to the mass of the water and makes the water denser than it would be without salt. Because objects float better on a dense surface, theyfloat better on salt water than fresh water.
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3
Se water is denser and thus provides better buoyancy
More detailed
When salt is dissolved in water, as it is in ocean water, that dissolved salt adds to the mass of the water and makes the water denser than it would be without salt. Because objects float better on a dense surface, theyfloat better on salt water than fresh water.
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