A Riddle

Question: I am made of scraps and rags, Yet when I am put together, I keep you warm in the winter. What am I?

Question: What tastes better than it smells?

Question: What goes in the water black and comes out red?

Question: What flies when it's born, lies when it's alive, and runs when it's dead?

Question: What asks but never answers?

Question: What goes back and forth constantly, but never in a straight line?