About the Arctic Ocean

The Arctic Ocean is the smallest and shallowest ocean in the world. It is also almost completely landlocked— surrounded by North America, Europe, and northern Asia.

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About the Atlantic Ocean

The Atlantic Ocean is the second-largest ocean in the world, about half the size of the Pacific. It is shaped like an “S” and separates Europe and Africa from North and South America.
Th e Atlantic Ocean is home to the world’s longest mountain range, called the Mid-Atlantic Ridge, which stretches 10,000 miles (16,000 kilometers) under the ocean from Iceland all the way to the southern tip of Africa.

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About the Pacific Ocean

The Pacific Ocean is the largest ocean in the world. It covers more than a third of the entire planet, and reaches from the far north of the Northern Hemisphere to the far south of the Southern Hemisphere. Th e Pacific Ocean is so big that all the continents and almost all of the other oceans could fit into it.

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