[laotzu]

Did the Earth form with water locked into its rocks, which then gradually leaked out..Or did the occasional impacting comet provide the Earth’s oceans?

What sort of dipsh*t 'scientist' can only percieve these two possibilities?

[aruanan]

Did the Earth form with water locked into its rocks, which then gradually leaked out..Or did the occasional impacting comet provide the Earth’s oceans?

It's been estimated that there is still about 2-3 times as much native water locked in rocks than there is free water on the surface of the earth.