Answer:
The more you look at me The less you see.
Only one color, but not one size. Stuck at the bottom, yet easily flies. Present in sun, but not in rain; doing no harm, and feeling no pain. What am I?
Light hides me and darkness kills me. What am I?
What is black when you buy it red when you use it and gray when you throw it away?
I have a neck and no head, two arms but no hands. I'm with you to school, I'm with you to work. What am I?
I flow from the Homerβs mouth when he sees doughnuts.