Answer:
What breaks when you say its name?
Cold head and feet; round as a ball; always turning around myself.
You can see it everyday, but cannot touch it at will. What is it?
I keep growing and am practically indestructible. I get eaten, but always come back. I survive cold and lie everywhere. You see me everyday. What am I?
What is put on a table cut but never eaten?
Give it food and it will live, give it water and it will die.