Well I'm surprized you couldn't come up with this on your own. The ark like everything else would have washed away and everyone along with every living thing would have died. The End
No, however most moats were filled with spikes under the water so if anybody would try to cross it, they would fail.
It would be less work to build and water doesn't flow uphill.
They would be way too heavy if you fill them with water.
water-made canals
Filled with air
they would weigh the same
they served as tombs for the dead pharoahs, they were filled with riches ecause of the belief that they would take and of that to the "afterlife"
The sand puts weight on it and it makes in sink.
no, the screen would blow up! computers dont last it the get drenched with water!
Four.
20000.
You can always buy them online, or at least at most tourist beaches. That's because water filled balls are common to use in the sand. (I would imagine)