Answer:
I lose my head in the morning and regain back it at night.
Iām found in your socks, scarves, and mittens; and often in the paws of playful kittens. What am I?
When you take away the whole from me there is always some left.
I make things short but I am pretty long myself
By Moon or by Sun I shall be found. Yet I am undone if there's no light around.
I am what remains when nothing is left.What am I?