Why is hourglass called hourglass?
I've always wondered why the hourglass got its name. Is it because it measures an hour, or is there some other reason behind this naming convention? I'm curious to know the origin and reason for calling it an 'hourglass'.
What is the purpose of hourglass?
I'm curious about the purpose of an hourglass. Why was it invented and what function does it serve? I want to understand its practical use and the reason behind its design.
How long is in a bit?
I don't understand this question. Could you please assist me in answering it?