A swimmer finds it easier to swim in seawater than in a river because the density of seawater is higher than that of ordinary water. The higher density provides more buoyant force, which helps the swimmer to float and swim ...
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A swimmer finds it easier to swim in seawater than in a river because the density of seawater is higher than that of ordinary water. The higher density provides more buoyant force, which helps the swimmer to float and swim ...