Good Riddles

Question: I float when I am born, lay down when I am alive, and run when I am dead. What am I?

Question: To many, I am life's source. I am also its most valuable resource. I create and burn my own precious element, and my destruction will be my punishment. What am I?

Question: Eight of us go fourth, not back, to protect our king from an attack. What are we?

Question: There are two mothers and two daughters. They go to a restaurant and ask for 3 chairs. Why?

Question: They were 3 women coming out of an ice cream shop, one was sucking her ice cream, the other was biting and the other was licking it, who was the married one?