Ineed to know what would happen if you stirred these cups faster water and sand

Are you serious? Is this a 'trick' question?  You don't know that silica has  density greater than water?  Trick Question

I'm beginning to 'wonder' about this site.  I'll bet you're stood-up by an ABC-Agency.

Who would ask kids this kind of question?

Info-miner's or 'profilers'!

answer; /// more likely to fight in the future;

industry had made the u.s. the richest nation in the world at this time. the second industrial revolution caused growth in industry and transportation, which allowed increased trade between nations. click to let others know, how is it