the time measured by the clepsydra

См. также в других словарях:

• Time — This article is about the measurement. For the magazine, see Time (magazine). For other uses, see Time (disambiguation). The flow of sand in an hourglass can be used to keep track of elapsed time. It also concretely represents the present as… …   Wikipedia

• Time discipline — In sociology and anthropology, time discipline is the general name given to social and economic rules, conventions, customs, and expectations governing the measurement of time, the social currency and awareness of time measurements, and people s… …   Wikipedia

• Water clock — For the individual water clock at The Children s Museum of Indianapolis, see Water clock (Indianapolis). A display of two outflow water clocks from the Ancient Agora Museum in Athens. The top is an original from the late 5th century BC. The… …   Wikipedia

• Shen Kuo — Infobox Scientist name = Shen Kuo zh. 沈括 image width = 280px caption = Shen Kuo, a Chinese scientist famous for his concepts of true north and land formation, among others. (Modern artist s impression) birth date = 1031 birth place = Qiantang… …   Wikipedia

• Hourglass — For other uses, see Hourglass (disambiguation). Hourglass in a three legged stand An hourglass (sandglass, sand timer, sand clock, egg timer) measures the passage of a few minutes or an hour of time. It has two connected vertical glass bulbs… …   Wikipedia

• Su Song — 蘇頌 (Sū Sòng) Born 1020 near Quanzhou Died 1101 (aged 80–81) Nationality Chinese …   Wikipedia

• Zhang Sixun — (simplified Chinese: 张思训; traditional Chinese: 張思訓; pinyin: Zhāng Sīxùn; Wade–Giles: Chang Ssu hsün, fl. 10th century) was a Chinese astronomer and military engineer from Bazhong, Sichuan during the early Song Dynasty (960 1279 AD).[1] He is… …   Wikipedia

• Babylonia — Ancient Mesopotamia Euphrates · Tigris Sumer Eridu · Kish · Uruk · …   Wikipedia

• Ancient Greek units of measurement — The ancient Greek system of weights and measures was built mainly upon the Egyptian, and formed the basis of the later Roman system.: Although we might suggest that the Egyptians had discovered the art of measurement, it is really only with the… …   Wikipedia

• History of timekeeping devices — For thousands of years, devices have been used to measure and keep track of time. The current sexagesimal system of time measurement dates to approximately 2000 BC, in Sumer. The Ancient Egyptians divided the day into two 12 hour periods, and… …   Wikipedia

• List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …   Wikipedia