Answer:
The warmer I am, the fresher I am. What am I?
What goes up and down stairs without moving?
I get paid to shoot people then blow them up.
I am what brings things together. Without me everything you see would be a total mass or debris everywhere. What am I?
Brown I am and much admired; many horses have I tried; tire a horse and worry a man; tell me this riddle if you can.
What never gets any wetter no matter how hard it rains?