Answer:
I am easy to waste. I am unstoppable. What am I?
I have cities without people forests without trees and oceans without water. What am I?
I'm light as a feather yet the strongest person can't hold me for more than a few minutes. What am I?
I am a word of letters three. Add two and fewer there will be. What word am I?
Draw fire or fill me; I'm still empty.
A man goes out in heavy rain with nothing to protect him from it. His hair doesn't get wet. How does he do that?