What Makes Waves in the Ocean?
What Makes Waves in the Ocean? Most waves in the ocean are caused by the wind. Somewhere, far out at sea, wind ruffles the surface of the wa
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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
What Is Local Mean Sea Level?
What Is Local Mean Sea Level? Sea level is the base level for measuring elevation and depth on Earth. Because the ocean is one continuous bo
Why Do Jellyfish Sting?
Jellyfish sting in order to get food. A jellyfish is a simple, primitive sea animal with a jelly-like body. Jellyfish live in the ocean and
Why Do Lemmings Go on a Death March to the Sea?
Why Do Lemmings Go on a Death March to the Sea? According to legend, every three or four years, the lemmings of Norway march to the sea and