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Salinity

why is the ocean salty
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Why Is the Ocean Salty?

Why Is the Ocean Salty? The salt in the ocean comes from the earth’s crust. Since the very beginning of the earth’s history, water on its su

how salty is the ocean
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How Salty Is the Ocean?

How Salty Is the Ocean? In general, the salinity (saltiness) of the ocean is 3.5 percent by volume. A gallon of seawater contains about a qu

what is the dead sea
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What Is the Dead Sea?

The Dead Sea is actually a lake that is located between Jordan and Israel. The Dead Sea is 67 kilometers (42 mi) long and 18 kilometers (11