What is the largest ocean on Earth?

Enhance your skills with the HCCA Geography Exam. Prepare with flashcards and multiple choice questions, each supported with hints and explanations. Ace your test now!

The Pacific Ocean is the largest ocean on Earth, covering more area than all the landmasses combined. It spans approximately 63 million square miles (165 million square kilometers) and extends from the Arctic in the north to the Southern Ocean in the south. This vast expanse houses numerous islands, deep trenches, and rich biodiversity, making it a crucial part of the planet's ecological balance and weather systems.

The other oceans, while significant in their own right, do not match the sheer size of the Pacific. The Atlantic Ocean, known for its historical significance in navigation and trade, is the second-largest. The Indian Ocean, while vital for maritime trade routes, is smaller than both the Atlantic and Pacific. The Arctic Ocean, though notable as the smallest and shallowest of the world's oceans, covers a considerably lesser area. This context underscores why the Pacific Ocean is recognized as the largest ocean on Earth.

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