Answer:
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 milky white and scares people.
Six legs two heads two hands one long nose. Yet I use only four legs Wherever I go.
I am the kind of an ant that's good at math. What am I?
I'm a god a planet and a measurer of heat. Who am I?
What never gets any wetter no matter how hard it rains?