Answer:
I am between earth and heaven. What am I?
I am an instrument capable of making numerous sound but cannot be touched or seen.
What three letters change a boy into a man?
What gets whiter the dirtier it gets?
After you go through a fall, I will take over. All life will stall, or at least grow slower. What am I?
Strip the skin under my skin, and my flesh you'll reveal. It tastes sweet and tart, now throw out the peel. What is it?