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Units of length Mile ≈ 1.609 km Nautical mile 1.852 km (exact) Cable 185.2 m (exact) Yard 914.4 mm (exact) Foot 304.8 mm (exact) Inch 25.4 mm (exact) Large line 2.54 mm (exact) Small line ≈ 2.12 mm Units of area Acre ≈ 4…

Harold Clayton Urey (29.04.1893 — 1981) was an American physicist and physical chemist and a member of the National Academy of Sciences (1935).

Ioan Ursu (born 5.04.1928) is a Romanian physicist and a member of the Romanian Academy (1974).

Boris Konstantinovich Vainshtein (born 10.08.1921) — Soviet physicist and crystallographer, academician (1976, corresponding member 1962).

Jacobus Henricus van 't Hoff (30.08.1852—1.03.1911) was a Dutch physical chemist and one of the founders of physical chemistry and stereochemistry.

James Alfred Van Allen (born 7.09.1914) — American physicist, a member of the National Academy of Sciences (1959).

Robert Van de Graaff (20.12.1901-16.01.1967) — American physicist.

Antonius van den Broek (4.05.1870-25.10.1926) — Dutch lawyer and physicist, a member of the Royal Netherlands Academy of Arts and Sciences (1923).

Johannes Diderik van der Waals (23.11.1837-9.03.1923) - Dutch physicist, a member of the Royal Netherlands Academy of Arts and Sciences.

Léon Van Hove (born 10.02.1924) is a Belgian theoretical physicist and a member of the Belgian Academy of Sciences.

Martinus van Marum (20.03.1750-26.12.1837) was a Dutch physicist and botanist.

John Hasbrouck Van Vleck (13.03.1889-27.10.1980) was an American theoretical physicist and a member of the National Academy of Sciences (1935).

Gamlet Arutyunovich Vartapetyan (born 26.06.1927) is a Soviet experimental physicist and an academician of the Academy of Sciences of the Armenian SSR (1977).

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