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Hamburg, city, Germany

(Encyclopedia)Hamburg hämˈbo͝orkh [key], officially Freie und Hansestadt Hamburg (Free and Hanseatic Cit...

mysticism

(Encyclopedia)mysticism mĭsˈtĭsĭzəm [key] [Gr.,=the practice of those who are initiated into the mysteries], the practice of putting oneself into, and remaining in, direct relation with God, the Absolute, or a...

gas laws

(Encyclopedia)gas laws, physical laws describing the behavior of a gas under various conditions of pressure, volume, and temperature. Experimental results indicate that all real gases behave in approximately the sa...

Kepler's laws

(Encyclopedia)CE5 Schematic representation of Kepler's second law: The areas ABF and A′B′F′ are equal and are swept out in equal intervals of time by a planet orbiting around the sun (at F). Kepler's laws...

orbit

(Encyclopedia)CE5 Important points in a planet's orbit as seen from the earth orbit, in astronomy, path in space described by a body revolving about a second body where the motion of the orbiting bodies is domi...

Danish literature

(Encyclopedia)Danish literature, the literature of Denmark. By 1900 a lyrical reaction was being led by the poet J. J. Jørgensen; impressionistic themes became important, but were never the sole fruit of Danish ...

Rembrandt Harmenszoon van Rijn

(Encyclopedia)Rembrandt Harmenszoon van Rijn or Ryn rĕmˈbrănt, Du. rĕmˈbränt härˈmənsōn vän rīn [key], 1606–69, Dutch painter, etcher, and draftsman, b. Leiden. Rembrandt is acknowledged as the greate...

acids and bases

(Encyclopedia)acids and bases, two related classes of chemicals; the members of each class have a number of common properties when dissolved in a solvent, usually water. Another theory that provides a very broad ...

Prague

(Encyclopedia)Prague präg, prāg [key], Czech Praha, Ger. Prag, city (1993 pop. 1,216,500), capital and largest city of the Czech Republic and former capital of Czechoslovakia, on both banks of the Vltava (Ger. Mo...

planet

(Encyclopedia)planet [Gr.,=wanderer], a large nonluminous body of rock, gas, or ice that orbits the sun or another star, has a rounded shape due to gravity, and has cleared its orbit of smaller objects. The term, o...