Answer:
I go up when the rain comes down. What am I?
I have an eye but I cannot see. What am I?
I am always around you but often forgotten. I am pure and clean most time but occasionally rotten.
I never sleep yet sometimes I weep. I can get angry or just be happy. Wherever you go, I will follow. No matter what you do, I will be there. I cannot die. What am I?
I am an instrument you can hear but cannot touch or see. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.