What Am I Riddles

Question: Cut my skin out. I'm not going to cry, but you will! What am I?

Question: When it is alive we sing, when it is dead we clap our hands. What is it?

Question: I am in everything and in nothing, what am I?

Question: What is only a small box but can weigh over a hundred pounds?

Question: I am an instrument that you can hear, but you can not touch or see me.

What am I?