Answer:
My full powers come when my makers are dead. I await a heavy hat to put on my head. What am I?
I run up and down the stairs without moving. What am I?
I have a hundred legs but cannot stand a long neck but no head and I eat the maid's life. What am I?
I transfer oxygen from the atmosphere to your blood
What goes all around the world but never leaves its corner?
When is it bad luck to see a black cat?