An escalator.
Another word for a moving staircase is 'escalator'?
An escalator.
Steps, stairs, escalator, and stairway are all synonyms of staircase.
the answer to this riddle is carpet
Another word for a moving staircase is 'escalator'?
The answer to this riddle is "a staircase". Of course the staircase does not actually move up and down, but when you refer to a staircase directionally, you are either going "up the stairs" or "down the stairs". Its function in and of itself is to "go" up and down.
The answer to the riddle "What goes up and down without moving?" is a staircase. It allows people to ascend and descend between floors while remaining stationary itself. Another interpretation could be temperature, which fluctuates but does not physically move.
Staircase and stairway are synonymous, either term meaning a set of steps or stairs leading from one level of a structure or terrain to another level.
An escalator is a machine equipped with moving steps resembling a staircase usually seen in a workplace or public building.
Two common names are a "newel" post and a "riser". Or stringer
It is harder to build a spiral Staircase because if you build a spiral staircase it will be longer and twistier than a straight staircase.
Screw, even though it has no moving parts. the spiral stairs of the Statue of Liberty are an oft-quoted example.