Answer:
I can be long or short. I can be grown or bought. I can be painted or left bare. My tip can be round or square. (one word)
I am one small little piece of paper yet sometimes hold lots of value. I am all you need to get in to big events but will cost you. I am an important part of travel. And if lost you're not coming.
I am two-faced but bear only one. I have no legs but travel widely. Men spill much blood over me. Kings leave their imprint on me. What am I?
With a halo of water and a tongue of wood, stone as skin long I stood. What am I?
When I get closer my tail grows longer but when I go away my tail leads the way.
What did the grape do when he got stepped on?