What Am I Riddles

Question: It dies when it's hot, exists when it's cold, you can touch it, but you cannot bounce it, and it doesn't give you any gold. What am I?

Question: What grows shorter as it grows older?

Question: I have 6 faces and 21 eyes, but can't see a thing. What am I?

Question: What is it that can get served but can't get eaten?

Question: I'm one. but I can overcome ten with one swing and a spin . What am I?