Answer:
You can spin, wheel and twist. But this thing can turn without moving.
Someone walked into a room and you heard a crash! Someone died. What happened?
Has feathers but can't fly. Rests on legs but can't walk.
It cannot be seen, it weighs nothing, but when put into a barrel, it makes it lighter.
What relies on columns but isn't a house, and asks for help but can't speak itself?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?