[DOC] [TLE] When was the mechanical clock invented? | Reference.com [PAR] The first mechanical clock invented was in China during the 8th century A.D. ... 
The earliest clocks in Europe were large and weight-driven, and built into towers. [DOC] [TLE] List of Chinese inventions - Wikipedia [PAR] China has been the source of many innovations, scientific discoveries and 
inventions. ... The invention of gunpowder during the mid 9th century led to an 
array of ... Chinese had used the escapement mechanism since the 8th century 
and the ... They also made large mechanical puppet theatres driven by 
waterwheels and... [DOC] [TLE] No. 1580: Su-Sung's Clock [PAR] Su-Sung's wonderful eleventh-century water clock. ... antiquity until mechanical 
clocks finally replaced them seven hundred years ago. ... a new kind of water-
wheel-driven clock during the eighth to eleventh centuries. ... But, for a time, the 
Chinese were ahead of the West once again, with the grandest clock in the world. [DOC] [TLE] Ancient chinese inventions and discoveries that shaped the world [PAR] Oct 12, 2012 ... Find which ancient chinese inventions and discoveries shaped the world. ... At 
the top was a power driven sphere for observing the positions of the stars. ... It 
was two more centuries before the first mechanical clock was developed .... 
Chinese firearms, fireworks and gunpowder were popular items of trade... [DOC] [TLE] Top 10 Inventions of the Middle Ages - Listverse [PAR] Sep 22, 2007 ... The middle ages (5th - 15th Centuries AD), often termed The Dark Ages, were ... 
A tide mill is a specialist type of water mill driven by tidal rise and fall. ... freezing
was an invention of Muslim alchemists in the 8th or 9th centuries. ... The first 
mechanical clocks to which clear references exist were large,... [DOC] [TLE] Inventions by Muslims - Moonsighting.com [PAR] In 1335, a large mechanical clock was erected in Milan, Italy and it was claimed 
as the first ... produced both large and small mechanical clocks that were weight-
driven. .... Asia, India, China and the Indies during the 8th through 15th centuries. [DOC] [TLE] The Evolution of Timekeeping: Water Clocks in China and ... - Gale [PAR] It wasn't until nearly seven centuries later that mechanical clocks began to make 
... Tests have indicated that early water clocks were correct to within 15 minutes 
each day. ... Their development took a leap forward in the eighth century during 
the ... These weight-driven mechanical clocks injected time into European society
. [DOC] [TLE] A History of Inventions - A World History Encyclopedia [PAR] The compass was invented in China in the 3rd century BC but at first it was used 
for ... In Germany in the 8th century the 3-field system was invented. ... 
Mechanical clock powered by weights were invented c.1300. .... The steam 
driven printing press was invented in 1814 allowing newspapers to become more 
common. [DOC] [TLE] Comments on The start of history | The Economist [PAR] Jun 22, 2013 ... You are talking about the Qing military in the 19th century. By then Qing dynasty 
.... I should have said the mechanical clock was first invented in China in the 8th 
century. .... I said you were the one driven by anti-Han Chinese agenda , not 
Needham. ... It was only for washstand, not for the mechanical clock. [DOC] [TLE] Science and Technology - All Empires [PAR] Feb 1, 2007 ... China's Iron Age was unique in that they were the first to discover .... a wooden 
figurine having a mechanical-driven arm that would striking a ... His working in 
gears and proto-mechanical clocks (using Greek-style clepsydra water-clocks) ... 
By the 8th century CE, during the military and expansionary height... [DOC] [TLE] The Song Dynasty in China | Asia Topics in World History [PAR] Model (scale 1:48) of a Chinese astronomical clock, copied from Su Song's New 
... a mechanical clock tower (almost 40 feet high) by adding a chain-driven ... for 
the explanations of natural phenomena found in his famous 11th-century book, ... 
These were several dozens of feet

Question: In the 8th century the mechanical clocks in China were driven by this
Answer: Water