Mystery of Gibraltar

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Students learn about the solutions of a particular substance which can have various concentrations and thus various densities.

These properties have an impact on the behaviour of the solutions.

Sailors who were passing through the strait of Gibraltar observed a strange fact.They found that water was pouring into the Mediterranean, a land-locked sea which also has many rivers flowing into it; however, the sea level is not going up all the time. How could this be?

 

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