In ancient times, man has no clock. Depending on the nature of life. Sun is the first known human clock. The historian Herodotus recorded that name, about 3500 years ago, the man known sundial, which is the world's first watch. You can read the time from the shadows descended on the tick mark
sundial (Sundial) is a time tracking and time
form a natural way. Has used since ancient times to the present
through the movement of the sun that appear each day, mainly
ancient times prior to the start of a mechanical watch or clock electronics. Tell time like the present to take advantage of the phenomenon of human nature. To observe the changes in the nature, timing
, especially when the sun is naturally the most important indicator
as the morning sun rises. At noon the sun is directly overhead. The late evening sun from the horizon of time
in another time period, it relies on observing the shadow
of one of the objects requiring a time of local people
who may not be accurate. But those days have been used by the respective deadlines. In the beginning, man has invented a sundial. (Sundisl) to
the proper shape to be used as a simple time.
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