How many comets would it take to bring 379 million trillion gallons water? Do you believe that’s how we have water?

“How many comets would it take to bring 379 million trillion gallons water? Do you believe that’s how we have water?” is a great question.

The image below should give you an idea of how much water there is on Earth compared to how much Earth there is without water.

As you can see, it’s not much water in comparison to the big Earth, and therefore only a tiny fraction of the objects that eventually came together to make Earth what it is needed to have water.
earth-water-comparison