For the flood, when the earth was first created there was some sort of canopy of water over the earth. That is one source of the water. In Genesis 7:11 it says, "In the six hundredth year of Noah's life, in the second month, the seventeenth day of the month, the same day were all the fountains...
i don't really have time at this moment. Also, I want to say that I will not be able to answer all questions, but I will do my best, when I have time, to look into matters. This is not to say that there are no answers for some things, just that I don't know them all.
Just for starters, the sun...
First of all, where does the Bible say that the sun revolves around the earth, and second, I would like to discuss each of these points by having you present your arguments and then I can do my best to answer them. Is this plausible?