What is the main reason why the oceans are salty?
A)The early oceans were salty because comets are dirty snowballs.
B)Salt deposits that formed early in Earth's history become dissolved by modern oceans.
C)Weathering of rocks releases chemical elements that make the oceans salty.
D)Blowing salt crystals become incorporated into clouds and falls with the rainfall.

Question

Quizplus · Accepted Answer

The main reason why the oceans are salty is because weathering of rocks releases chemical elements like sodium, chloride, and potassium into the water. This process has been occurring for millions of years and has resulted in the high salt content of modern oceans. Choices A, B, and D are not correct as they do not accurately explain the origin of ocean saltiness.

What Is the Main Reason Why the Oceans Are Salty