Answer:
I am the reaction after enjoying soda.
The 8 of us go forth and back to protect our king from a foes attack
What goes up but never comes down?
I am a bow that can never be tied or broken but can disappear. What am I?
Soft, hairy, from door to door. I am the pet that always stays on the floor. What am I?
No matter how little or how much you use me, you change me every month.