Answer:
I am the yellow hem of the sea's blue skirt.
What's always coming, but never arrives?
What is something that can go up quite easily, but is not as easy to bring back down?
How can the letters OWONDER be rearranged to make one word?
You can tumble in it, Roll in it, Burn it, Animals eat it, Used to cover floors, Still used beyond stall doors. Freshens whatever it is placed on, Absorbs whatever is poured into it. What is it?
Cycle Cycle Cycle.