Answer:
Black we are and much admired. Many seek us if they are tired. We tire the horse, and comfort man, and turn White when we've fulfilled your plan.
I count time, but have no end. Tick tick, but I am not a clock. What am I?
The ones who see it may go blind, Contracting the fool's madness. You have to dig to find it, Crush big stones or mine it. Wash dirt clumps in a pan and wait for it to settle, A shiny, precious metal.
Where do you go in through one hole and come out through two holes at the same time?
What an fill a room but takes up no space?
This food is a tortilla filled with cheese and sometimes chicken before being heated or cooked.