Where does the salt in ocean water come from?
Correct answer: Mainly runoff from rocks on land and openings in the seafloor
Elenora
A dead sea contains more salt than other oceans
Clay
Interestingly, the process of adding salt to the oceans is a means by which to date the age of the oceans. At today's rates (which are very slow compared with past rates) of adding salt to the oceans while accounting for processes which remove salt from the ocean the oceans can be no more than 60 million years old.
Mark Celesteria
Well finally more information that you could never be taught in the school
WalksBySelf
Only one answer made sense