Answer:
I regularly change shape yet remain a sphere. I am always there but not often seen. What am I?
I am used for light yet I am solid. Without me you would feel enclosed. I hate being touched especially with a lot of force. I like to be in buildings.
The more holes you cover the lower I go.
I get thrown in the air and will fall down. I get thrown down and I will rise in the air. What am I?
My first though water cures no thirst my next alone has soul and when he lives upon my first he then is called my whole.
I spend most of my day eating white. When I am quick enough I get rewarded with fruit and something blue. In a dark room with blue walls I run from the ghosts that roam the halls