bimetallic instrument
21thermometer — thermometric /therr meuh me trik/, thermometrical, adj. thermometrically, adv. /theuhr mom i teuhr/, n. an instrument for measuring temperature, often a sealed glass tube that contains a column of liquid, as mercury, that expands and contracts,… …
22John Harrison — Infobox Scientist name = John Harrison |300px image width = 260px caption = P.L. Tassaert s half tone print of Thomas King s original 1767 portrait of John Harrison, located at the Science and Society Picture Library, London birth date = birth… …
23Art, Antiques, and Collections — ▪ 2003 Introduction In 2002 major exhibitions such as Documenta 11 reflected the diverse nature of contemporary art: artists from a variety of cultures received widespread recognition for work ranging from installation to video to painting …
24radiosonde — /ray dee oh sond /, n. Meteorol. an instrument that is carried aloft by a balloon to send back information on atmospheric temperature, pressure, and humidity by means of a small radio transmitter. Cf. rawinsonde [1935 40; RADIO + SONDE] * * * ▪… …
25metalwork — metalworker, n. /met l werrk /, n. objects made of metal. [1840 50; METAL + WORK] * * * Useful and decorative objects fashioned of various metals. The oldest technique is hammering. After с 2500 BC, casting was also used, molten metal being… …
26Currency — For other uses, see Currency (disambiguation). Coins and banknotes are the two most common forms of currency. Pictured are several denominations of the euro …
27Isaac Newton — Sir Isaac Newton …
28Hygrometer — Not to be confused with hydrometer. A hygrometer (UK: /haɪˈɡrɒmɪtə/) is an instrument used for measuring the moisture content in the environmental air, or humidity. Most measurement devices usually rely on measurements of some other quantity …
29thermometry — /theuhr mom i tree/, n. 1. the branch of physics dealing with the measurement of temperature. 2. the science of the construction and use of thermometers. [1855 60; THERMO + METRY] * * * Science of measuring the temperature of a system or the… …
30Italy — • In ancient times Italy had several other names: it was called Saturnia, in honour of Saturn; Enotria, wine producing land; Ausonia, land of the Ausonians; Hesperia, land to the west (of Greece); Tyrrhenia, etc. The name Italy, which seems to… …
