| 1. The water mostly went to bed rock but not all of it about a forth soak into the sand. It was really cool to watch the water peculate down to the bottom. 2. I think it is the same because the sand is collects a little water but then if you poor a lot of water it will quickly go through the sand coffee filter and gravel to bed rock. 3. I think that the water will just soak into the ground and feed the dirt. 4.I think they don't use ground water today but people |