Answer:
What is that over the head and under the hat?
I'm full of holes, yet I'm full of water.
What makes a loud noise when changing its jacket, becomes larger but weighs less?
What word in the English language uses all five vowels plus Y in alphabetical order, and uses each only once?
What I am filled, I can point the way. When I am empty. Nothing moves me. I have two skins. One without and one within.
What did the baby corn say to its mother?