Answer:
What always ends everything?
I am of several different kinds, but the one you pick doesn't do its job. What am I?
What goes up and down but does not move?
I speak without a mouth and hear without ears. I have no body but I come alive with wind. What am I?
There's a one-story house in which everything is green. Green walls green windows green doors. What color are the stairs?
What never gets any wetter no matter how hard it rains?