Answer:
I pass before the sun, yet make no shadow. I'm all around you, but you cannot see me. What am I?
Some try to hide, some try to cheat, but time will show we always will meet.
I help engines spin and pants stay up
Better touch me before you proceed to second.
I fill a room but take no space. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.