Answer:
I pass before the sun but make no shadow. What am I?
I can be heard in a court or carried with you.
I go inside boots and outside shoes.
I have an eye but cannot see. I take time to generate and can dissipate in seconds. What am I?
I am a precious stone, as clear as a diamond. Though you can walk on water with my power, try to keep me, and I'll vanish in an hour. What am I?
No matter how little or how much you use me, you change me every month.