Answer:
I am lighter than the material I am made of. You see parts of me but more of me is hidden underneath.
Two in a whole and four in a pair. Six in a trio you see. Eight's a quartet but what you must get is the name that fits just one of me.
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. What am I?
I am two-faced but bear only one. I have no legs but travel widely. Men spill much blood over me. Kings leave their imprint on me. I have greatest power when given away yet lust for me keeps me locked away.
I am a fruit with seed on the outside. What am I?
Often cooked as fillet, this meat comes from an animal that swims underwater.