Answer:
Lighter than what I am made of, more of me is hidden than is seen. What am I?
I am used when you jump off a bridge for fun.
I help engines spin and pants stay up. What am I?
I stink in living but when dead smells good.
I have a name written on me, but it isnβt my name. Men plant me, but I never grow. They look at me and see their future, rotting in my bloom.
A little house full of meat, no door to go in and eat.