Answer:
I'm light as a feather yet the strongest person can't hold me for more than a few minutes. What am I?
I've been argued on my color. Without me you'll die. So many attempts on your life use me so make sure you have many of my White friends.
If a man carries my burden they will get crushed to death. Though not rich I leave silver in my track.
I am an English word that is as long as I am valued. What am I?
Cold head and feet; round as a ball; always turning around myself.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.