Answer:
What stays the same size no matter how much they weight?
I look at you, you look at me, I raise my right, you raise your left.
Iron roof, glass walls, burns and burns and never falls.
Who is that with a neck and no head, two arms and no hands? What is it?
This thing runs but cannot walk, sometimes sings but never talks. Lacks arms, has hands; lacks a head but has a face.
What gets broken if it’s not kept?