Is a Turtle the Same as a Tortoise?
Is a Turtle the Same as a Tortoise? Yes. A turtle is the same as a tortoise. There is some confusion over the name of this familiar reptile. Often it is...
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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 quarter of a pound of salt....
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Why Does the Ocean Look Blue?
Why Does the Ocean Look Blue? The ocean usually appears to be blue. However, sea water, as anyone knows who has splashed about in the surf, is actually colorless. The...
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What Causes Ocean Tides?
What Causes Ocean Tides? Tides are the rise and fall of the levels of the ocean. They are caused by the gravitational pull of the Sun and Moon as well as the rotation...
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What Causes Waves in the Ocean?
What Causes Waves in the Ocean? Most waves in the ocean are caused by the wind. Somewhere over the ocean, wind ruffles the surface of the water. Ripples form and grow...
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