Re: Marble Clock

[gattamaneni abhiram <abhiram.gattamaneni@gmail.com>]

On Tuesday, 2 April 2013 08:02:45 UTC-4, John B. Matthews  wrote:
> In article <7075541f-01b7-4cd4-997f-b0b8048f067d@googlegroups.com>,
> 
>  gattamaneni abhiram <abhiram.gattamaneni@gmail.com> wrote:
> 
> 
> 
> > A marble clock is a clock that indicates the current time in a 
> 
> > 24-hour day using marbles to represent portions of the hour and 
> 
> > day. There are many different kinds of marble clocks, 
> 
> > distinguished by variations in the way the marbles represent 
> 
> > portions of the day. Our marble clock consists of five shallow 
> 
> > "trays" arranged one above the other. The bottom tray (the fifth 
> 
> > tray) serves as a marble "reservoir." Every minute, a winding 
> 
> > mechanism picks up one marble from the bottom tray, carries it to 
> 
> > the top of the clock and drops it into the top tray of the clock. 
> 
> > As a tray fills up, marbles fall through to lower level trays, as 
> 
> > described below. The current state of the marbles in the upper 
> 
> > four trays tells the current time.
> 
> 
> 
> For reference, an elapsed-time video of a three-tier version is 
> 
> seen here:
> 
> 
> 
> <http://www.scientificsonline.com/time-machine-ball-bearing-click.html>
> 
> 
> 
> -- 
> 
> John B. Matthews
> 
> trashgod at gmail dot com
> 
> <http://sites.google.com/site/drjohnbmatthews>

Do I need to use timer functions in the program to depict the changes in the places of the marbles in different trays?