maybe because they wanted to tell the time.
To tell the time.
This was before clocks were invented.
to divide parts of the day.
Sundials tell time based on the position of the sun in the sky. However, the path the sun takes across the sky is different every day therefore changing the "time" as read on the sundial. It is far more effective and practical to use a mechanical device like a watch or clock.
Plus sundials don't work at night
Yes they invented the twelve month calender.
The Sumerians used the reed stylus to write. Unlike nowadays we use pen or pencils.
writing
The sumerians used dikes and ditches.
We use the sumerian number syestem in many ways, we put it in order just like sumerians.
what year did the Sumerians first use the sundial
yes
Potter's Wheel. Wagon Wheel. Sundial. Cunieform.
Yes they invented the twelve month calender.
He used a portable sundial.
You can't use a sundial in the night when its dark but you can tell the time using a sundial in daytime
a sundial is very simple to use mailny because it uses the suns rays however if it is night time the use of a sundial is no longer possible on the sundial it will have numbers on it and when the sun shines on it it will cast a particular shadow that shadow should line up with a number and then it will tell you the approximate time
yes, as long as its on the same line of longitude you can use the same sundial
people still use sundial. they also use them in gardens as garden features for more info on sundials visit the site below it gives heaps of info!!! http://en.wikipedia.org/wiki/Sundial people still use sundial. they also use them in gardens as garden features for more info on sundials visit the site below it gives heaps of info!!! http://en.wikipedia.org/wiki/Sundial
if u know how to use it
You use a Sundial.
You can use a sundial, which is a device that uses the position of the sun's shadow to tell time. By placing a stick or pointer on the sundial, the shadow it casts can indicate the time based on markings on the sundial's face.