Answer:
I am an instrument capable of making numerous sounds but cannot be touched or seen. What am I?
If I drink, I die. If I eat, I am fine. What am I?
What is black when it's clean and white when it's dirty?
I help you carry your books.
People make me, save me, change me, and raise me. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.