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Water clock

technology Maturity 7-9

A water clock tells time.

AGMA Clepsydre.jpg
AGMA Clepsydre.jpg
It uses water to work. Water drips out of a jar. Or water fills a jar. You can see the lines. This shows how much time went by. It is very old. Do you like water?
Ancient water clock used in qanat of gonabad 2500 years ago.JPG
Ancient water clock used in qanat of gonabad 2500 years ago.JPG

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🖼️ Images & Media (9)
File:AGMA Clepsydre.jpg
AGMA Clepsydre.jpg
File:1648 Eschinardi.jpg
1648 Eschinardi.jpg
File:Clock Tower from Su Song's Book desmear.JPG
Clock Tower from Su Song's Book desmear.JPG
File:Ancient water clock used in qanat of gonabad 2500 years ago.JPG
Ancient water clock used in qanat of...
File:Clepsydra-Diagram-Fancy.jpeg
Clepsydra-Diagram-Fancy.jpeg
File:Ctesibius' hydraulic clock.jpg
Ctesibius' hydraulic clock.jpg
File:Al-jazari elephant clock.png
Al-jazari elephant clock.png
File:Clock of al Jazari before 1206.jpg
Clock of al Jazari before 1206.jpg
File:BoRuGak_Jagyeongnu.JPG
BoRuGak_Jagyeongnu.JPG
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