Answer:
I am an English word that is as long as I am valued.
I am an instrument you can hear but cannot touch or see. What am I?
I am a certain five-letter word and become shorter when you add two letters to me. What am I?
A man who was outside in the rain without an umbrella or hat didn't get a single hair on his head wet. Why?
I can be written, I can be spoken, I can be exposed, I can be broken. What am I?
Give it food and it will live, give it water and it will die.