What Am I Riddles

Question: I only come out when I see lights My colour is opposite of white Mostly, you don’t realize that I’m with you If you leave me, I’ll keep follow you I’ll always copy whatever you do You can’t touch me and I can’t touch you What am I?

Question: It turns into a different story.

What is it?

Question: What always eats but is always hungry?

Question: Tear one off and scratch my head. What once was red is black instead. What am I?

Question: I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter.

What am I?