Final answer:
The Pacific Ocean is the world's largest ocean, covering more than 63 million square miles. It is larger than all of Earth's landmasses combined.
Step-by-step explanation:
The world's largest ocean is the Pacific Ocean. It covers more than 63 million square miles and is larger than all of Earth's landmasses combined. The Pacific Ocean is located between Asia and the Americas and is known for its vast size, diverse marine life, and important role in global climate.
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