Answer:
What an fill a room but takes up no space?
A cowboy rode into Friday. He stayed in town for three days and rode back on friday. How is that possible?
My thunder comes before the lightning. My lightning comes before the clouds. My rain dries all the land it touches.
I am what remains when nothing is left.What am I?
Upon me you can tread, though softly under cover. And I will take you places, that you have yet to discover. I'm high, and I'm low, though flat in the middle. And though a joy to the children, adults think of me little.
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.