Answer:
What gets colder as it warms up?
What goes up let's of a load and come back down
Its days are numbered.
What goes up and down the stairs without moving?
Never ahead, ever behind, yet flying swiftly pastΝΎ For a child I last forever, for adults I'm gone too fast.
If a rooster lays an egg on the exact peak of a barn, which side does it fall?