Answer:
A dragon's tooth in a mortal's hand, I kill, I maim, I divide the land.
I welcome the day with a show of light. I steathily came here in the night. I bathe the earthy stuff at dawn but by noon, I'm gone. What am I?
I run smoother than any rhyme, I love to fall but cannot climb. What am I?
Without me everyone would lose their head. What am I?
I can wake you up in the morning but I require no electricity or winding. What am I?
A man goes out in heavy rain with nothing to protect him from it. His hair doesn't get wet. How does he do that?