Answer:
Lighter than what I am made of. More of me is hidden than seen. What am I?
you need thousands of me to create a digital image.
Soft hairy from door to door. I am the pet that always stays on the floor.
Die without me, never thank me. Walk right through me, never feel me. What am I?
I have six faces but not even one body connected 21 eyes in total but cannot see.
When someone uses this acronym, you know you've got to pick up the pace