What Am I Riddles

Question: I live in your house yet, you do not love me. I eat your food, yet you squeal in fright at the sight of me. What am I?

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?