What can go up and never come down?
Then, what can go up a chimney and never come down?
According to Riddle Spot, the answer to the riddle "What goes up the chimney down but cannot go down the chimney up?" is an umbrella. An umbrella is very thin and narrow when it is down, so it can fit through the narrow opening of a chimney.
Additionally, what goes up and down but still remains in the same place? Well, the answer for this can be a staircase. It goes up, it comes down, yet it remains in the same place. A second answer for this can also be a mountain. A mountain also goes up, comes down, but is always found in the same place.
In this regard, what question can you never answer yes to?
Are you asleep? (or dead, or conscious, or being silent). Are you asleep? (or dead, or conscious, or being silent).
What can go up a drainpipe down but not down a drainpipe up?
An umbrella. An umbrella.