PHAll of the water on Earth would form a ball that's 860 miles wide
About 71 percent of the surface of the Earth is covered with water. However, it's hard to fully grasp just how much water that actually is. Thankfully, NASA put it in perspective. They explain that if we were somehow able to take all of the water on the planet and bring it together, it would form a You do not have permission to view the full content of this post. Log in or register now.. For comparison, the Earth itself is 7,917.5 miles in diameter.
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