Answer:
Tear me off and scratch my head, what once was red is black instead. What am I?
When you stop and look you can always see me. If you try to touch you cannot feel me. I cannot move but as you near me I will move away from you.
When you take away the whole from me there is always some left.
You shoot me but I don't die. You hang me but I don't die. What am I?
I'm a precious stone in a pack of cards. What am I?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?