Answer:
I am gentle enough to soothe your skin, light enough to fly in the sky, strong enough to crack rocks. What am I?
I belong to you but others use me more often than you do. What am I?
My days are numbered.
I am rarely touched but often held. If you are smart you'll use me well. What am I?
At night I come without being fetched, and by day I am lost without being stolen. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.